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product structure : silicon integrated circuit this product has no designed protection against radioactive rays . 1/ 37 tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 tsz22111 ? 14 ? 001 www.rohm.com 1ch gate driver providing galvanic isolation 2500vrms isolation voltage bm60055fv-c general description the bm60055fv-c is a gate driver with an isolation voltage of 2500vrms, i/o delay time of 250ns, minimum input pulse width of 1 70 ns . it incorporates the fault signal output function (flt_uvlo, flt_sc, flt_ot), under voltage lockout (uvlo) function, short circuit protection (scp) function, over temperature protection (ot) function, over current protec tion ( oc ) function, soft turn off function, 2 level turn off function, active miller clamping function, switching controller function and output state feedback function. features ? fault signal output function ? under voltage lockout function ? short circuit protection function ? over current protection function ? over temperature protection ? temperature compensation of oc ? soft turn off function of scp ? 2 level turn off function ? active miller clamping ? switching controller ? output state feedback function ? aec -q100 qualified (note 1) ( note 1 :grade1) applications ? automotive isolated igbt/mosfet inverter gate drive. ? automotive dc-dc converter. ? industrial inverters system. ? ups system. key specifications ? isolation voltage: 2500 [vrms] (max) ? maximum gate drive voltage: 24 [v] (max) ? i/o delay time: 250 [ns] (max) ? minimum input pulse width: 170 [ns] (max) package w(typ) x d(typ) x h(max) ssop-b28w 9.2mm x 10.4mm x 2.4mm typical application circuit figure 1. typical application circuit q s r + + dac slope - + osc osc regulator uvlo_batt max.duty t imer t imer - osc rese t osc t imer q s r flt logic osfb current source - + - + t emp compensation filter - + filter 2 level t urn off contol - + - + pre driver logic - + vcc2 gnd1 flt_uvlo inb ina osfb fb comp v_batt vreg fet_g sense gnd1 v_ba tt gnd1 flt_ot flt_sc ecu vcc2 gnd2 out2 rtoff scpin ocin uvloin gnd2 gnd2 filter filter lvoff to tc vcc2 proout out1 rectifier / ripple f ilter rectifier / ripple f ilter snubber gnd2 gnd1 tcomp datashee t
2 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 contents general description ................................ ................................ ................................ ................................ ................................ ........ 1 features ................................ ................................ ................................ ................................ ................................ .......................... 1 applications ................................ ................................ ................................ ................................ ................................ .................... 1 key specifications ................................ ................................ ................................ ................................ ................................ .......... 1 package w(typ) x d(typ) x h(max) ................................ ................................ ................................ ....................... 1 typical application circuit ................................ ................................ ................................ ................................ ............................... 1 contents ................................ ................................ ................................ ................................ ................................ ......................... 2 recommended range of external constants pin configuration ................................ ................................ ......................... 3 pin descriptions ................................ ................................ ................................ ................................ ................................ .............. 3 thermal resistance (note6) ................................ ................................ ................................ ................................ ................................ 5 recommen ded operating conditions (ta= - 40c to +125c) ................................ ................................ ................................ ........ 5 electrical characteristics ................................ ................................ ................................ ................................ ................................ . 6 ( unless otherwise specified ta= - 40c to125c, v batt =4.5v to 30v, v cc2 =9v to 24v ) ................................ ................................ ... 6 typical performance curves ................................ ................................ ................................ ................................ ........................... 9 figure 3. main power supply circuit current 1 ................................ ................................ ................................ ........................... 9 figure 4. main power supply circuit current 2 ................................ ................................ ................................ ........................... 9 figure 5. output side circuit current ................................ ................................ ................................ ................................ .......... 9 figure 6. fet_g on - resistance ................................ ................................ ................................ ................................ ................ 9 figure 7. soft - start time ................................ ................................ ................................ ................................ ............................ 10 figure 9. comp pin sink current ................................ ................................ ................................ ................................ ............. 10 figure 10. comp pin source current ................................ ................................ ................................ ................................ ....... 10 figure 11. over - current detection threshold ................................ ................................ ................................ ............................ 11 figure 12. logic input filtering time ................................ ................................ ................................ ................................ ......... 11 figure 13. out1 source on - resistance ................................ ................................ ................................ ................................ .. 11 figure 14. out1 sink on - resistance ................................ ................................ ................................ ................................ ...... 11 figure 15. proout on - resistance ................................ ................................ ................................ ................................ ......... 12 figure 16. turn on time ................................ ................................ ................................ ................................ ............................ 12 figure 17. turn off time ................................ ................................ ................................ ................................ .......................... 12 figure 1 8. out2 on resistance ................................ ................................ ................................ ................................ .............. 12 figure 19. over current detection voltage ................................ ................................ ................................ ............................... 13 figure 20. short circuit detection voltage ................................ ................................ ................................ ................................ 13 figure 21. over temperature detection voltage ................................ ................................ ................................ ....................... 13 description of functions and examples of constant setting ................................ ................................ ................................ ........ 16 selection of components externally connected ................................ ................................ ................................ ........................... 28 i/o equivalent circuit ................................ ................................ ................................ ................................ ................................ .... 29 operational notes ................................ ................................ ................................ ................................ ................................ ......... 33 1. reverse con nection of power supply ................................ ................................ ................................ ............................ 33 2. power supply lines ................................ ................................ ................................ ................................ ........................ 33 3. ground voltage ................................ ................................ ................................ ................................ ............................... 33 4. ground wiring pattern ................................ ................................ ................................ ................................ .................... 33 5. thermal consideration ................................ ................................ ................................ ................................ ................... 33 6. recommended operating conditions ................................ ................................ ................................ ............................. 33 7. inrush current ................................ ................................ ................................ ................................ ................................ . 33 8. operation u nder strong electromagnetic field ................................ ................................ ................................ .............. 33 9. testing on application boards ................................ ................................ ................................ ................................ ......... 33 10. inter - pin short and mounting errors ................................ ................................ ................................ ............................... 33 11. unused input pins ................................ ................................ ................................ ................................ .......................... 34 12. regarding the input pin of the ic ................................ ................................ ................................ ................................ ... 34 13. ceramic capacitor ................................ ................................ ................................ ................................ .......................... 34 ordering information ................................ ................................ ................................ ................................ ................................ ..... 35 marking diagrams ................................ ................................ ................................ ................................ ................................ ......... 35 physical dimension , tape and reel information ................................ ................................ ................................ ........................... 36 revision history ................................ ................................ ................................ ................................ ................................ ............ 37
3 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 recommended range of external constants pin configuration pin name symbol recommended value unit min typ max tc r tc 1.25 - 50 n rt off r rtoff 4.6 10 30 n vbatt c vbatt 3 - - f vcc2 c vcc2 0.4 - - f vreg c vreg 0.1 1 10 f pin descriptions pin no. pin name function 1 gnd2 output - side ground pin 2 uvloin output - side uvlo setting pin 3 oc in over c urrent detection pin 4 scpin short circuit detection pin 5 lvoff 2 - level t urn off level setting pin 6 rtoff 2 - level t urn off time setting pin 7 tcomp t emp compensation pin of oc 8 to constant current output pin / over t emperature detection pin 9 tc constant current setting resistor connection pin 10 proout soft tur n - off pin 11 vcc2 output - side power supply pin 12 out1 output pin 13 out2 input and output pin for miller c lamp / gate voltage input pin 14 gnd2 output - side ground pin 15 gnd1 input - side ground pin 16 flt_uvlo fault (uvlo) output pin 17 inb control input pin b 18 ina control input pin a 19 osfb output state feedback output pin 20 flt_ot fault (ot) output pin 21 flt_sc fault (scp) output pin 22 fb error amplifier inverting input pin for switching controller 23 comp error amplifier output pin for switching controller 24 v_batt main power supply pin 25 vreg power supply pin for driving mos fet for switching controller 26 fet_g mos fet control pin for switching controller 27 sense current feedback resistor connection pin for switching controller 28 gnd1 input - side ground pin figure 2. pin configuration flt_sc flt_ot 20 osfb 21 19 9 ina 18 inb 17 flt_uvlo 16 gnd1 28 sense 27 fet_g 26 vreg 25 v_batt 24 comp 23 fb 22 to 8 9 10 vcc2 11 out1 12 out2 13 gnd1 gnd2 1 uvloin 2 ocin 3 scpin 4 lvoff 5 rtoff 6 tcomp 7 tc proout 15 gnd2 14
4 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 absolute maximum ratings (note 2 ) relative to gnd1 (note 3 ) relative to gnd2 (note 4 ) should not exceed pd and tj=150 ? ? ? ? ?
5 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 thermal resistance ( note 6 ) parameter symbol thermal resistance (typ) unit 1s ( note 8 ) 2s2p ( note 9 ) to252 - j5 / to252 - 3 junction to ambient j a 112.9 64.4 c /w junction to top characterization parameter ( note 7 ) jt 34 23 c /w (note 6 ) based on jesd51 - 2a(still - air) (note 7 ) the thermal characterization parameter to report the difference between junction temperature and the temperature at the top center of the outside surface of the component package. (note 8 ) using a pcb board based on jesd51 - 3. (note 9 ) using a pcb board based on jesd51 - 7. layer number of measurement board material board size single fr - 4 114.3mm x 76.2mm x 1.57mmt top copper pattern thickness footprints and t races 70 m layer number of measurement board material board size 4 layers fr - 4 114.3mm x 76.2mm x 1.6mmt top 2 internal layers bottom copper pattern thickness copper pattern thickness copper pattern thickness footprints and traces 70 m 74.2mm 2 ( square ) 35 m 74.2mm 2 ( square ) 70 m recommended operating conditions (ta= - 40c to +125c) parameter symbol min max units main power supply voltage v batt (note 10 ) 4.5 30.0 v output - side supply voltage v cc2 (note 11 ) 9 24 v output side uvlo voltage v uv2th (note 1 1 ) 6 - v (note 10 ) gnd1 reference (note 11 ) gnd2 reference insulation related characteristics parameter symbol characteristic unit insulation resistance (v io =500v) r s >10 9 insulation withstand voltage / 1min v iso 2500 vrms insulation test voltage / 1sec v iso 3000 vrms
6 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 electrical characteristics ( unless otherwise specified ta= - 40c to125c, v batt = 4.5 v to 30 v, v cc2 =9v to 24v ) parameter symbol min typ max unit conditions general main power supply circuit current 1 i batt1 0. 5 1. 3 2. 2 ma fet_g pin switching operat ion main power supply circuit current 2 i batt2 0. 4 1. 2 2.1 ma fet_g pin no switching output side circuit current i cc2 1.8 3.2 4.8 ma r tc n switching power supply controller fet_g output voltage h1 v fetgh1 4.5 5.0 5.5 v i out =0a(open) fet_g output voltage h2 v fetgh2 4.0 4.5 - v v_batt=4.5v i out =0a(open) fet_g output voltage l v fetgl 0 - 0.3 v i out =0a(open) fet_g on - resistance (source - side) r ongh 3 6 12 10ma fet_g on - resistance (sink - side) r ongl 0.3 0.6 1.3 10ma oscillation frequency f osc_sw 80 100 120 khz soft - start time t ss - - 50 ms fb pin threshold voltage v fb 1.47 1.50 1.53 v fb pin input current i fb - 0.8 0 +0.8 a comp pin sink current i compsink - 160 - 80 - 40 a comp pin source current i compsource 40 80 160 a over voltage detection threshold v ovth 1.60 1.65 1.70 v under voltage detection threshold v uvth 1.23 1.30 1.37 v over - current detection threshold v octh 0.17 0.20 0.23 v v_batt uvlo off voltage v uvlobatth 4.05 4.25 4.45 v v_batt uvlo on voltage v uvlobattl 3.95 4.15 4.35 v maximum on duty d onmax 75 85 95 % protection holding time t dcdcrls 20 40 60 ms logic block logic high level input voltage v inh 3.5 - - v ina inb logic low level input voltage v inl - - 1.5 v ina inb logic pull - down resistance r ind 25 50 100 n ina inb logic input filtering time t infil 7 0 1 2 0 1 7 0 ns ina inb output out1 on - resistance (source - side) r onh 0.2 5 0. 60 1.3 5 i out =40ma out1 on - resistance (sink - side) r onl 0. 05 0. 40 1. 15 i out =40ma out1 maximum current i outmax 5.0 - - a v cc2 =15v guaranteed by design proout on - resistance r onpro 0. 35 0.70 1.45 i proout =40ma turn on time t pon 1 3 0 190 2 5 0 ns turn off time t poff 1 3 0 190 2 5 0 ns propagation distortion t pdist - 60 0 +60 ns t poff - t pon
7 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 electrical characteristics - continued (unless otherwise specified ta= - 40c to125c, v batt =4.5 v to 30 v, v cc2 =9 v to 24v) parameter symbol min typ max unit conditions rise time t rise - 30 50 ns load=1nf fall time t fall - 30 50 ns load=1nf out2 on - resistance r on2 0.1 0.45 1.2 i out =40ma out2 on threshold voltage v out2on 2.7 3 .0 3 . 3 v common mode transient immunity cm 100 - - kv/s design assurance protection functions output - side uvlo off threshold voltage v uvlo2h 0.95 1.00 1.05 v output - side uvlo on threshold voltage v uvlo2l 0.85 0.90 0.95 v output - side uvlo filtering time t uvlo2fil 1.5 2.0 2.5 s output - side uvlo delay time (out) t duvlo2out 1. 5 2. 2 2. 9 s output - side uvlo delay time (flt_uvlo) t duvlo2flt 1.5 - 65 s over current detection voltage1 v oc det 0.6 58 0.700 0.7 42 v tcomp=vcc2 over current detection voltage2 v oc det 0.39 4 0.420 0.441 v to=4v tcomp=gnd2 over current detection voltage3 v oc det 0.6 58 0.700 0. 7 42 v to=3v tcomp=gnd2 over current detection voltage4 v oc det 0.8 74 0.930 0.9 86 v to=2.2v tcomp=gnd2 over current detection filtering t i me t d oc fil 0.70 1.00 1.30 s over current detection delay t ime (out) v d oc out 0.73 1.03 1.33 s out1=30k ? pull down over current detection delay t ime (prout) v d oc prout 0.73 1.03 1.33 s 352287 n 3xooxs over current detection delay t ime (flt_sc) v d oc flt_sc 0.75 1.05 1.35 s short circuit detection voltage v s cp det 0.95 1.00 1.05 v short circuit detection filtering time t scp fil 0.1 0 0.20 0.30 s short circuit detection delay t ime (out) t d scp out 0.17 0.23 0.38 s 287 n 3xoogrzq short circuit detection delay time (proout) t d scp proout 0.19 0.25 0.40 s 352287 n 3xooxs short circuit detection delay time (flt_sc) t d scp flt_sc 0.23 0.29 0.44 s tc pin voltage v tc 0.975 1.000 1.025 v to pin output current i to 0.97 1.00 1.03 ma r tc n to pin disconnect detection voltage v toh 7 8 9 v
8 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 electrical characteristics - continued (unless otherwise specified ta= - 40c to125c, v batt =4.5 v to 30 v, v cc2 = 9 v to 24v) parameter symbol min typ max unit conditions over temperature detection voltage(on) v otdeton 1.96 2.0 2.04 v over temperature detection voltage(off) v otdetoff 2.15 2.2 2.25 v over temperature detection delay time (out) t dotout 2 10 30 s 287 n 3xoogrzq over temperature detection delay time (flt_ot) t dotflt 1 - 35 s flt_uvlo, flt_sc, flt_ot, on - resistance r onflt - 30 80 i flt =5ma fault (uvlo) output holding time t uvlo_fltrls 20 40 60 ms fault (scp) output holding time t scp_fltrls 20 40 60 ms 2 - l evel t urn o ff v oltage o ffset 1 v lvoff 1 - 300 - 150 0 mv vcc2=15v, lvoff=12 v 2 - l evel t urn o ff v oltage o ffset 2 v lvoff 2 - 35 0 - 20 0 - 5 0 mv vcc2=15v, lvoff= 8 v 2 - l evel t urn o ff enable threshold v oltage v lvoffth 0.7 1.0 1.3 v 2 - l evel t urn o ff t ime t rtoff 1.93 2. 3 2. 67 s r rtoff = 16 k ? gate state h detection threshold voltage v osfbh 4.5 5.0 5.5 v gate state l detection threshold voltage v osfbl 4.0 4.5 5.0 v osfb output on - resistance r osfb - 30 80 i osfb =5ma
9 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 t ypical performance curves figure 3 . main power supply c i r cuit current 1 ( fet_g pin swi t ching operati on ) figure 4 . main power supply c ir cuit current 2 ( fet_g pin no swi t ching ) figure 5 . output side ci r cuit current ( r tc =10k []
10 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 t ypical performance curves C a
11 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 t ypical performance curves - continued figure 11 . over - current detection threshold figure 1 2 . logic input fi ltering time ( ina,inb ) figure 1 3 . out1 source on - resistance ( i out =40ma ) figure 1 4 . out1 sink on - resistance ( i out =40ma ) 0.17 0.19 0.21 0.23 - 40 0 40 80 120 v octh [v] ta[ [] []
12 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 t ypical performance curves - continued figure 1 5 . proout on - resistance ( i proout =40ma ) figure 1 6 . turn on time figure 1 7 . turn off time figure 1 8 . out2 on resistance (i out =40ma ) 130 150 170 190 210 230 250 - 40 0 40 80 120 t pona [v] ta[ [] []
13 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 t ypical performance curves - continued figure 1 9 . over current detection voltage figure 20 . short circuit detection voltage figure 2 1. over temperature detection voltage 0.4 0.5 0.6 0.7 0.8 0.9 - 40 0 40 80 120 v ocdet [v] ta[
14 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 description of pins and cautions on layout of board 1. v_batt (main power supply pin) this is the main power supply pin. connect a bypass capacitor between v_batt and gnd1 in order to suppress voltage variations. make sure that power is suppl ied even when the switching power supply is not used, since the internal reference voltage of the input side of chip is generated from this power supply. 2. gnd1 (input - side ground pin) the gnd1 pin is a ground pin for the input sid e. 3. gnd2 (output - side ground pin) the gnd2 pin is a ground pin for the output side. connect gnd2 pin to the emitter / source of the output device. 4. ina, inb (control input pin a, control input pin b) they are p ins for de termining the output logic. inb ina out1 h l l h h l l l l l h h 5. flt_uvlo, flt_sc, flt_ot (fault output pins) the se pins have open drain s that output fault signals when faults occur (i.e., when the under voltage lockout function (uvlo) or short circuit protection function (scp) or over current protection function (oc) or over temperature protection (ot) is activated). state flt_uvlo flt_sc flt_ot while in normal operation hi - z hi - z hi - z v_batt uvlo or vcc2 uvlo or to pin open l hi - z hi - z scp or oc hi - z l hi - z ot hi - z hi - z l 6. osfb (output pin for monitoring gate condition) this is an open drain pin which outputs the state of gate logic of the output element monitored with out2 pin. out2(input) osfb h hi - z l l 7. fb (error amplifier inverting input pin for switching controller) this is a voltage feedback pin of the switching controller. this pin combine with voltage monitoring at over voltage protection function and under voltage protection function for switching controller. when over voltage or under voltage protecti on is activated, switching controller will be at off state (fet_g pin outputs low). when the protection holding time (t dcdcrls ) is completed, the protection function will be released. under voltage function is not activated during soft - start. 8. comp (error amplifier output pin for switching controller) this is the gain control pin of the switching controller. connect a phase compensation capacitor and resistor. when the switching controller is not used, connect it to gnd1. 9. vreg (power supply pin for the dri ving mos fet of the switching controller) this is the power supply pin for the driving mosfet of the switching controller transformer drive. be sure to connect a capacitor between vreg and gnd1 even when the switching controller is not used, in order to pr event oscillation and to suppress voltage variation due to fet_g output current.
15 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 description of pins and cautions on layout of board C
16 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 description of functions and examples of constant setting 1. fault s tatus o utput this function is used to output a fault signal from the flt_uvlo pin when the under voltage lockout function (uvlo) is activated, the flt_sc pin when the short circuit protection function (scp) or over current protection (oc) is activated, and the flt_ot pin when the over temperature protection (ot) is activated. the function s of uvlo and scp/oc is to hold the fault signal until fault output holding time (t uvlo_fltrls, t scp_fltrls, ) is completed. status flt_uvlo pin normal hi - z uvlo l status flt_sc pin normal hi - z scp , oc l the ot function hold s the fault signal until to pin voltage goes high above v todetoff. status flt_ot pin normal hi - z ot l when uvlo function is activated during scp or oc , the fault output holding time occurs after uvlo cancellation. fault output holding time (t uvlo_fltrls ) scp or oc status fault occurs (scp or oc) uvlo status flt_sc hi - z l fault occurs (uvlo) flt_uvlo hi - z l figure 24 . fault status output timing char t (scp/oc and uvlo) f igure 23 . fault status output timing chart (ot) flt_ ot hi - z l figure 22. fault status output tim ing chart (scp/oc,uvlo) flt_uvlo flt_sc hi - z l status fault occurs ( ot) fault occurs (uvlo or scp or oc) status : 35us
17 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 2. under v oltage l ockout ( uvlo ) f unction bm6005 5 fv - c incorporates the under voltage lockout (uvlo) function on v_batt and vcc2. when the power supply voltage drops to the uvlo on voltage, out1 turns off dqgwkh)/7b89/2slqzlooerwkrxwsxwwkh3/vljqdo when the power supply voltage rises to the uvl o off voltage, these pins will be reset. however, during the fault output kroglqjwlphvhwlq3)dxowvwdwxvrxwsxwvhfwlrqwkh287slqdqgwkh)/7b89/2slqzlookrogwkh3/vljqdo,qdgglwlrqwr prevent mis - trigger ing due to noise, mask time t uvlo2fil are set on both low and high voltage sides. when v lvoff < v lvoffth, normal turn off is activated . figure 25. v_batt uvlo function operation timing chart figure 26. vcc2 uvlo function operation timing chart flt_uvlo flt_uvlo hi - z l hi - z l scpmsk ????| v scdet l hi - z h v vtlto h l figure 27. uvlo operation timing chart (normal turn off) flt_uvlo proout v_batt uvloin out1 gate voltage in hi - z l hi - z l v uvlobattl /v uvlo2l l hi - z h h l fault output holding time out2 hi - z l v out2on l v uvlobatth /v uvlo2h t uvlobatth t uvlo2fil v lvoff l v lvoff th t uvlobatth t uvlo2fil ina h uvloin l v uvlo2h v uvlo2l flt hi - z l out1 h l fet_g h l ina h v_batt l v uvlobatth v uvlobattl flt hi - z l out1 h l fet_g h l
18 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 when v lvoff > v lvoffth, 2 - level turn off is activated . v lvoff description of functions and examples of constant setting - continued 3. short c ircuit p rotection (scp) f unction when the scpin pin voltage exceeds a voltage set with the v scpdet parameter, the scp function will be activated. when the scp function is activated, soft turn off is activated. :khqwkh6&3ixqfwlrqlvdfwlydwhg287slqyrowdjhzlooehvhwwrwkh3+l - =ohyhodqgwkh352287slqyrowdjhzloo be set to 3/ohyhoiluvw next, out2 pin voltage < v out2on , internal mos of out2 pin is turned on (miller clamping) and out1 will become l. h hi - z l hi - z l scpmsk ????| v scdet l hi - z h v vtlto h l figure 29. scp operation timing chart fault output holding time flt_sc proout scpin out1 gate voltage in hi - z l hi - z l v scdet l hi - z h h l fault output holding time out2 hi - z l v out2on l hi - z l hi - z l scpmsk ????| v scdet l hi - z h v vtlto h l figure 28. uvlo operation timing chart ( 2 level turn off ) flt_uvlo proout v_batt uvloin out1 gate voltage in hi - z l hi - z l v uvlobattl /v uvlo2l l v lvoff h l fault output holding time h out2 hi - z l l v uvlobatth /v uvlo2h t uvlobatth t uvlo2fil t scpfil t scpfil t on or t on + t rtoff v lvoffth v lvoff v out2on t on o r t on + t rtoff t on or t on + t rtoff t uvlobatth t uvlo2fil
19 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 4. over c urrent p rotection (oc ) f unction when the oc in pin voltage exceeds a voltage set with the v oc det parameter, the oc functio n will be activated. when the oc function is activated, soft turn off is activated. when the oc ixqfwlrqlvdfwlydwhg287slqyrowdjhzlooehvhwwrwkh3+l - =ohyhodqgwkh352287slqyrowdjhzloo be set wr3/ohyhoiluvw1h[w287slqyrowdjh9 out2on , internal mos of out2 pin is turned on (miller clamping) and out1 will become l. hi - z l hi - z l oc msk ????| v scdet l hi - z h v vtlto h l figure 30 . oc operation timing chart fault output holding time flt_sc proout ocin out1 gate voltage in hi - z l hi - z l v ocdet l hi - z h h l fault output holding time out2 hi - z l v out2on l t asfil t asfil t on or t on + t rtoff t on or t on + t rtoff t on or t on + t rtoff
20 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 description of functions and examples of constant setting - continued 5. 2 - l evel t urn o ff when v lvoff > v lvoffth , 2 - level turn off is activated. 2 - level turn off time t rtoff and voltage level v lvoff is adjustable by exte rnal elements of rtoff pin and l v off pin. the values of the 2 - level turn off level v lvoff is determined by the values of the voltage of lvoff pin. the values of the 2 - level turn off time t rtoff is determined by the values of the resistor r rt according to the following formula (typical values): [us] the propagation delay time (on) of the out1 is delayed for the same time as the 2 - level turn off time t rtoff . when v lvoff < v lvoffth , turn on time does not include 2 - level turn off time and normal turn off is activated . figure 31. 2 level turn off function block diagram out1 timer rtoff r rt vcc2 gnd2 lvoff gate on/off 3 state buffer + - in out1 h figure 32. timing chart of turn off proout gate voltage t o ff h l v lvoff l l h v lvoff l v out2on t rtoff t o n l h v lvoffth v lvoff t on t rtoff t on [ ] 05 . 0 + 145 . 0 = k r t rt rtoff
21 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 6. temp erature c ompensation of oc when tcomp = gnd2, temp erature c ompensation of oc is a ctivated . if the function is not used, connect tcomp to vcc2. tcomp=gnd2 the temperature of oc detection voltage can be compensated in accordance with to voltage. [v] tcomp=vcc2 [v] 552 . 1 + 283 . 0 = to oc v v 7 . 0 = oc v
22 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 description of functions and examples of constant setting - continued 7. m iller c lamping when out1=l and out2 pin voltage < v out2on , internal mos of out2 pin is turned on, and m iller clamp function operates. figure 33 . block diagram of miller clamp function figure 34 . timing chart of miller clamp function in out2 pin input voltage out2 l not more than v out2on l h x hi - z in a scpin flt_sc out1 out2 (input) proout t on t fltrls h l v scdet hi - z l l v out2on hi - z h h l out2 (out put) hi - z l v out2on out2 logic out1 vcc2 gnd2 - + predriv er predriv er predriv er
23 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 description of functions and examples of constant setting - continued 8. over t emperature p rotection f unction constant current is supplied from to pin from the built - in constant current circuit. this current value can be adjusted in accordance with the resistance value connected between tc and gnd2. further more, to pin has voltage input function, and when the to pin voltage < v o t det on , out1 turns off a nd flt_ot become s l. when the to pin voltage goes high above v o t detoff , the ot function will be released. figure 35 . block diagram of temperature monitor function when v lvoff < v lvoffth, normal turn off is activated . v lvoff constant current value v vtlto hi - z l hi - z l scpmsk ????| v scdet l hi - z h h l h to in out1 hi - z l h l out2 hi - z l proout l v o t de t on l flt_ot hi - z l gate voltage v out2on t otfil l v lvoffth figure 36. ot operation timing chart (normal turn off) v o t det off ~ 35us t otfil tc tc r 10 v ? ? r tc to vcc2 tc z gnd2 flt_ot
24 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 description of functions and examples of constant setting C ? ? ? ? ? ? ? ? ? ?
25 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 description of functions and examples of constant setting - continued 11. i/o c ondition t able no. status input output v_batt scpin t o vcc2 oc in lvoff inb ina out2 out1 out2 proout flt_uvlo flt_sc flt_ot osfb 1 v_batt uvlo scp uvlo h x x x x x x h z z l l l z l 2 uvlo h x x x x x x l l l z l l z l 3 v_batt uvlo ot uvlo l l x l h x x h t z z l z l l 4 uvlo l l x l h x x l t l z l z l l 5 uvlo l l x l l x x h l z z l z l l 6 uvlo l l x l l x x l l l z l z l l 7 v_batt uvlo vcc2 uvlo uvlo l h l x h x x h t z l l z z l 8 uvlo l h l x h x x l t l z l z z l 9 uvlo l h x l l x x h l z z l z z l 10 uvlo l h x l l x x l l l z l z z l 11 v_batt uvlo oc uvlo l h h h x x x h z z l l l z l 12 uvlo l h h h x x x l l l z l l z l 13 v_batt uvlo uvlo l h h l h x x h t z z l z z l 14 uvlo l h h l h x x l t l z l z z l 15 uvlo l h h l l x x h l z z l z z l 16 uvlo l h h l l x x l l l z l z z l 17 scp ot vcc2 uvlo h l l x x x x h l z l l l z l 18 h l l x x x x l l l l l l z l 19 scp ot h l h x x x x h l z l z l l z 20 h l h x x x x l l l l z l l l 21 scp vcc2 uvlo h h l x x x x h l z l l l z l 22 h h l x x x x l l l l l l z l 23 ot vcc2 uvlo l l l l h x x h t z z l z z l 24 l l l l h x x l t l z l z z l 25 l l l l l x x h l z z l z z l 26 l l l l l x x l l l z l z z l ? : v_batt > uvlo, x: don't care, z: hi - z, t: 2 - level turn off
26 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 description of functions and examples of constant setting - continued no. status input output v_batt scpin t o vcc2 oc in lvoff inb ina out2 out1 out2 proout flt_uvlo flt_sc flt_ot osfb 27 scp h h h x x x x h z z l z l z z 28 h h h x x x x l l l z z l z l 29 ot l l h l h x x h t z z z z l z 30 l l h l h x x l t l z z z l l 31 l l h l l x x h l z z z l l z 32 l l h l l x x l l l z z l l l 33 vcc2 uvlo l h l l h x x h t z z l z z l 34 l h l l h x x l t l z l z z l 35 l h l l l x x h z z z l z z l 36 l h l l l x x l l l z l z z l 37 oc l h h h x x x h z z l z l z z 38 l h h h x x x l l l z z l z l 39 normal l h h l h h x h t z z z z z z 40 l h h l h h x l t l z z z z l 41 l h h l l h x h l z z z z z z 42 l h h l l h x l l l z z z z l 43 l h h l h l h h h z z z z z z 44 l h h l h l h l h z z z z z l 45 l h h l l l h h h z z z z z z 46 l h h l l l h l h z z z z z l 47 l h h l h l l h t z z z z z z 48 l h h l h l l l t l z z z z l 49 l h h l l l l h l z z z z z z 50 l h h l l l l l l l z z z z l ? : v_batt > uvlo, x: don't care, z: hi - z, t: 2 - level turn off
27 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 description of functions and examples of constant setting - continued 12. power s upply s tartup / s hut down s equence : since the vcc2 to gnd2 pin voltage is low and the output mos does not turn on, the output pins become hi - z conditions. :since the v_batt pin voltage is low and the flt_uvlo output mos does not turn on, the output pins become hi - z conditions. figure 38 . power supply startup / shut down sequence l h l l 0 v 0 v l out1 proout flt_uvlo v_batt vcc2 ina h l h l hi - z l hi - z l hi - z v uvlo2h v uvlobattl v uvlo2h v uvlobattl out2 l hi - z out1 proout v_batt vcc2 ina h hi - z hi - z l hi - z v uvlo2l v uvlobatth v uvlo2l v uvlobatth out2 hi - z 0 v 0 v flt_uvlo
28 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 selection of components externally connected figure 40. for no n - using switching power supply controller figure 39. for using switching power supply controller q s r + + dac slope - + osc osc regulator uvlo _ batt max . duty t imer t imer - osc rese t osc t imer q s r flt logic osfb current source - + - + t emp compensation filter - + filter 2 level t urn off contol - + - + pre driver logic - + vcc2 gnd1 flt _ uvlo inb ina osfb fb comp v _ batt vreg fet _ g sense gnd1 v _ ba tt gnd1 flt _ ot flt _ sc ecu vcc2 gnd2 out2 rtoff scpin ocin uvloin gnd2 gnd2 filter filter lvoff to tc vcc2 proout out1 rectifier / ripple f ilter rectifier / ripple f ilter snubber gnd2 gnd1 tcomp recommended rohm mcr100jzh mcr18ezp ltr50uzp recommended rohm mcr03ezp recommended rohm mcr03ezp recommended rohm mcr03ezp recommended rohm mcr100jzh ltr50uzp recommended rohm rb168m150 recommended rohm mcr03ezp mcr18ezp recommended rohm ltr18ezp recommended sumida ceeh139c ceer117 q s r + + dac slope - + osc osc regulator uvlo _ batt max . duty t imer t imer - osc rese t osc t imer q s r flt logic osfb current source - + - + t emp compensation filter - + filter 2 level t urn off contol - + - + pre driver logic - + gnd1 flt_uvlo inb ina osfb comp fet_g gnd1 v_ba tt gnd1 flt_ot flt_sc ecu vcc2 gnd2 out2 rtoff scpin ocin uvloin gnd2 gnd2 filter filter lvoff to tc vcc2 proout out1 tcomp recommended rohm mcr100jzh mcr18ezp ltr50uzp recommended rohm mcr03ezp recommended rohm mcr03ezp recommended rohm mcr03ezp recommended rohm mcr100jzh ltr50uzp gnd1 gnd1 vreg sense fb v_batt
29 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 i/o e quivalent c ircuit pin no. pin name input output equivalent circuit diagram pin function 2 uvloin output - side uvlo setting pin 3 ocin over current detection pin 4 scpin short circuit detection pin 5 lvoff 2 - level t urn off level setting pin 6 rtoff 2 - level t urn off time setting pin 7 tcomp temperature c ompensation pin tcomp vcc2 gnd2 i nternal power supply rtoff vcc 2 gnd2 i nternal power supply lvoff vcc 2 gnd 2 i nternal power supply scpin vcc2 gnd2 ocin i nternal power supply vcc2 gnd2 i nternal power supply uvloin
30 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 i/o equivalent circuit - continued pin no. pin name input output equivalent circuit diagram pin function 8 to constant current output pin / sensor voltage input pin 9 tc constant current setting resistor connection pin 10 proout soft turn - off pin /gate voltage input pin 12 out1 output pin 13 out2 output pin for m iller c lamp / gate voltage input pin out2 gnd2 vcc2 internal power suppl y pro out gnd2 vcc2 out1 gnd2 vcc2 tc to gnd2 vcc2 internal power suppl y
31 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 i/o equivalent circuit - continued pin no. pin name input output equivalent circuit diagram pin function 16 flt_uvlo uvlo f ault output pin 18 osfb output state feedback output pin 19 flt_ot ot f ault output pin 20 flt_sc scp f ault output pin 17 inb control input pin b 18 ina control input pin a 22 fb error amplifier inverting input pin for switching controller fb gnd1 v_batt internal power suppl y flt_uvlo osfb flt_sc p flt_ot gnd1 ina inb gnd1 v_batt inter nal power suppl y
32 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 i/o equivalent circuit - continued pin no. pin name input output equivalent circuit diagram pin function 23 comp error amplifier output pin for switching controller 25 vreg power supply pin for driving mos fet of switching controller 26 fet_g mos fet control pin for switching controller 27 sense current feedback resistor connection pin for switching controller comp gnd1 v_batt internal power suppl y sense gnd1 v_batt internal power suppy gnd1 v_batt fet_g vreg internal power suppl y
33 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 operational notes 1. reverse connection of power supply connecting the power supply in reverse polarity can damage the ic. take precautions against reverse polarity when frqqhfwlqj wkh srzhu vxsso\ vxfk dv prxqwlqj dq h[whuqdo glrgh ehwzhhq wkh srzhu vxsso\ dqg wkh ,&?v srzhu supply pins. 2. power supply lines design the pcb layout pattern to provide low impedance supply lines. sepa rate the ground and supply lines of the digital and analog blocks to prevent noise in the ground and supply lines of the digital block from affecting the analog block. furthermore, connect a capacitor to ground at all power supply pins. consider the effect of temperature and aging on the capacitance value when using electrolytic capacitors. 3. ground voltage ensure that no pins are at a voltage below that of the ground pin at any time, even during transient condition. 4. ground wiring pattern when using both small - signal and large - current ground traces, the two ground traces should be routed separately but connected to a single ground at the reference point of the application board to avoid fluctuations in the small - signal ground caused by large currents. also ensure that the ground traces of external components do not cause variations on the ground voltage. the ground lines must be as short and thick as possible to reduce line impedance. 5. thermal consideration should by any chance the power dissipation rating be exceeded the rise in temperature of the chip may result in deterioration of the properties of the chip. the absolute maximum rating of the pd stated in this specification is when the ic is mounted on a 70mm x 70mm x 1.6mm glass epoxy board. in case of e xceeding this absolute maximum rating, increase the board size and copper area to prevent exceeding the pd rating. 6. recommended operating conditions these conditions represent a range within which the expected characteristics of the ic can be approximately obtained. the electrical characteristics are guaranteed under the conditions of each parameter. 7. inrush current when power is first supplied to the ic, it is possible that the internal logic may be unstable and inrush current may flow instantaneously due to the internal powering sequence and delays, especially if the ic has more than one power supply. therefore, give special consideration to power coupling capacitance, power wiring, width of ground wiring, and routing of connections. 8. operation under s trong electromagnetic field operating the ic in the presence of a strong electromagnetic field may cause the ic to malfunction. 9. testing on application boards when testing the ic on an application board, connecting a capacitor directly to a low - impedance o utput pin may vxemhfwwkh,&wrvwuhvv$ozd\vglvfkdujhfdsdflwruvfrpsohwho\diwhuhdfksurfhvvruvwhs7kh,&?vsrzhuvxsso\ should always be turned off completely before connecting or removing it from the test setup during the inspection process. to p revent damage from static discharge, ground the ic during assembly and use similar precautions during transport and storage. 10. inter - pin short and mounting errors ensure that the direction and position are correct when mounting the ic on the pcb. incorrect mounting may result in damaging the ic. avoid nearby pins being shorted to each other especially to ground, power supply and output pin. inter - pin shorts could be due to many reasons such as metal particles, water droplets (in very humid environment) and u nintentional solder bridge deposited in between pins during assembly to name a few.
34 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 operational notes C n n p + p n n p + p s u b s t r a t e g n d n p + n n p + n p p s u b s t r a t e g n d g n d p a r a s i t i c e l e m e n t s p i n a p i n a p i n b p i n b b c e p a r a s i t i c e l e m e n t s g n d p a r a s i t i c e l e m e n t s c b e t r a n s i s t o r ( n p n ) r e s i s t o r n r e g i o n c l o s e - b y p a r a s i t i c e l e m e n t s
35 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 ordering information b m 6 0 0 5 5 f v - c e 2 part number package fv : ssop - b28w product class c : for automotive applications packaging and forming specification e2 : embossed tape and reel (ssop - b28w) marking diagrams ssop - b28w (top view) b m 6 0 0 5 5 part number marking lot number 1pin mark
36 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 physical dimension , tape and reel information package name ssop - b28w (max 9.55 (include.burr))
37 / 37 bm60055fv - c tsz02201 - 0818abh00120 - 1 - 2 ? 20 14 rohm co., ltd. all rights reserved. 15.feb.2016 rev.001 www.rohm.com tsz22111 ? 15 ? 001 revision history date revision changes 15 . feb .201 6 001 new release
notice - p a a - e rev.00 3 ? 201 5 rohm co., ltd. all rights reserved. notice precaution on using rohm products 1. if you intend to use our products in devices requiring extremely high reliability ( such as medical equipment ( n ote 1 ) , aircraft/spacecraft, nuclear power controllers, etc.) and whose malfunction or failure may cause loss of human life , bodily injury or serious damage to property ( specific applications ) , please consult with the rohm sales representative in advance. unless otherwise agreed in writing by rohm in advance, rohm shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties arising from the use of any rohm s products for specific applications. ( n ote1) m edical equipment classifica tion of the specific applications japan usa eu china class 2. rohm designs and manufactures its products subject to strict quality control system. however, semiconductor products can fail or malfunction at a cert ain rate. please be sure to implement, at your own responsibilities, adequate safety measures including but not limited to fail - safe design against the physical injury, damage to any property, which a failure or malfunction of our products may cause. the f ollowing are examples of safety measures: [a] installation of protection circuits or other protective devices to improve system safety [b] installation of redundant circuits to reduce the impact of single or multiple circuit failure 3. our p roducts are no t designed under any special or extraordinary environments or conditions, as exemplified below . accordingly, rohm shall not be in any way responsible or liable for any damages, expenses or losses arising from the use of any rohms p roduct s under any specia l or extraordinary environments or conditions . if you intend to use our products under any special or extraordinary environments or conditions (as exemplified below), your independent v erification and confirmation of product performance, reliability, etc, prior to use, must be necessary : [a] use of our products in any types of liquid, including water, oils, chemicals, and organic solvents [b] use of our products outdoors or in places where the p roducts are exposed to direct sunlight or dust [c] use of our products in places where the p roducts are exposed to sea wind or corrosive gases, including cl 2 , h 2 s, nh 3 , so 2 , and no 2 [d] use of our products in places where the p roducts are exposed to static electricity or electromagnetic waves [e] use of our products in proximity to heat - producing components, plastic cords, or other flammable items [f] s ealing or coating our p roducts with resin or other coating materials [g] use of our products without cleaning residue of flux (even if you use no - clean type fluxes, cle aning residue of flux is recommended); or washing our products by using water or water - soluble cleaning agents for cleaning residue after soldering [h] use of the p roducts in places subject to dew condensation 4 . the p roducts are not subject to radiation - proof design . 5 . please verify and confirm characteristics of the final or mounted products in using the products. 6 . in particular, if a transient load (a large amount of load applied in a short period of time, such as pulse. is applied, confirmation o f performance characteristics after on - board mounting is strongly recommended. avoid applying power exceeding normal rated power; exceeding the power rating under steady - state loading condition may negatively affect product performance and reliability. 7 . de - rate power dissipation d epending on a mbient temperature . when used in sealed area, confirm that it is the use in the range that does not exceed the maximum junction temperature. 8 . confirm that operation temperature is within the specified range described in the product specification. 9 . rohm shall not be in any way responsible or liable for f ailure induced under de viant condition from what is defined in this document . precaution for mounting / circuit board design 1. when a highly active halogenous (chlorine, bromine, etc.) flux is used, the residue of flux may negatively affect product performance and reliability. 2. in principle, the reflow soldering method must be used on a surface - mount products, the flow soldering method must be used on a through hole mount products. i f the flow soldering method is preferred on a surface - mount products, please consult with th e rohm representative in advance. for details , please refer to rohm mounting specification
notice - p a a - e rev.00 3 ? 201 5 rohm co., ltd. all rights reserved. precautions regarding application examples and external circuits 1. if change is made to the constant of an external circuit, please allow a sufficient margin con sidering variations of the characteristics of the p roducts and external components, including transient characteristics, as well as static characteristics. 2. you agree that application notes, reference designs, and associated data and information contain ed in this document are presented only as guidance for products use . therefore, in case you use such information, you are solely responsible for it and you must exercise your own independent verification and judgment in the use of such information contain ed in this document. rohm shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties arising from the use of such information. precaution for electrostatic this p roduct is e lectrostatic sensitive pr oduct, which may be damaged due to e lectrostatic discharge. please take proper caution in your manufacturing process and stor age so that voltage exceeding the product s maximum rating will not be applied to p roducts. please take special care under dry condi tion (e.g. grounding of human body / equipment / solder iron, isolation from charged objects, setting of ionizer, friction prevention and temperature / humidity control). precaution for storage / transportation 1. product performance and soldered connecti ons may deteriorate if the p roducts are stored in the places where : [a] the p roducts are exposed to sea winds or corrosive gases, including cl2, h2s, nh3, so2, and no2 [b] the temperature or humidity exceeds those recommended by rohm [c] the products are e xposed to direct sunshine or condensation [d] the products are exposed to high electrostatic 2. even under rohm recommended storage condition, solderability of products out of recommended storage time period may be degraded. it is strongly recommended to confirm solderability before using p roducts of which storage time is exceeding the recommended storage time period. 3. store / transport cartons in the correct direction, which is indicated on a carton with a symbol. otherwise bent leads may occur due to excessive stress applied when dropping of a carton. 4. use p roducts within the specified time after opening a humidity barrier bag. baking is required before using p roducts of which storage time is exceeding the recommended storage time period . precaut ion for p roduct l abel a two - dimensional barcode printed on rohm p roduct s label is for rohm s internal use only . precaution for d isposition when disposing p roducts please dispose them properly using a n authorized industry waste company. precaution for foreign e xchange and foreign t rade act since concerned goods might be fallen under listed items of export control prescribed by foreign exchange and foreign trade act, please consult with rohm in case of export. precaution regarding intellectual property rights 1. all informa tion and data including but not limited to application example contained in this document is for reference only. rohm does not warrant that foregoing information or data will not infringe any intellectual property rights or any other rights of any third pa rty regarding such information or data. 2. rohm shall not have any obligations where the claims, actions or demands arising from the combination of the products with other articles such as components, circuits, systems or external equipment (including software). 3. no license, expressly or impli ed, is granted hereby under any intellectual property rights or other rights of rohm or any third parties with respect to the products or the information contained in this document. provided, however, that rohm will not assert its intellectual property rig hts or other rights against you or your customers to the extent necessary to manufacture or sell products containing the products, subject to the terms and conditions herein. other precaution 1. this document may not be reprinted or reproduced, in whole or in part, without prior written consent of rohm. 2. the pr oducts may not be disassemble d, converted, modified, reproduced or otherwise changed without prior written consent of rohm. 3. i n no event shall you use in any way whatsoever the products and the related technical information contained in the products or this document for any military purposes , including but not limited to, the development of mass - destruction weapons . 4. the proper names of companies or products described in this document are trademarks or registered trademarks of rohm, its affiliated com panies or third parties.
datasheet datasheet notice ? we rev.001 ? 2015 rohm co., ltd. all rights reserved. general precaution 1. before you use our pro ducts, you are requested to care fully read this document and fully understand its contents. rohm shall n ot be in an y way responsible or liabl e for fa ilure, malfunction or acci dent arising from the use of a ny rohms products against warning, caution or note contained in this document. 2. all information contained in this docume nt is current as of the issuing date and subj ec t to change without any prior notice. before purchasing or using rohms products, please confirm the la test information with a rohm sale s representative. 3. the information contained in this doc ument is provi ded on an as is basis and rohm does not warrant that all information contained in this document is accurate an d/or error-free. rohm shall not be in an y way responsible or liable for an y damages, expenses or losses incurred b y you or third parties resulting from inaccur acy or errors of or concerning such information.
datasheet part number bm60055fv-c package ssop-b28w unit quantity 1500 minimum package quantity 1500 packing type taping constitution materials list inquiry rohs yes bm60055fv-c - web page

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