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1/29 www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. cmos ldo regulators fo r port able equipment s 1ch 200ma cmos ldo regulators bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s descr ipt i on bu ta2wnvx /hfv series is high-performance full cmos regulator with 200-ma output, which is mounted on microminiature package sson004x1216 (1.2 mm ? 1.6 mm ? 0.6 mm) &hvsof5(1.6mm ? 1.6mm ? 0.6mm). it has excellent noise characteristics and load responsiveness characteri stics despite its low circuit current consumption of 40 a. it is most appropriate for various applications such as power supplies for logic ic, rf, and camera modules. microminiature package sson004x1216 & hvsof5 with built-i n heatsink is adopted for the package, which contributes to the space-saving design of the set. f e atur es 1) high-accuracy output voltage of ? 1% ( ? 25 mv on 1.5-v & 1.8-v products 2) high ripple rejection: 70 db (typ., 1 khz, vout ? 1.8 v)) 3) compatible with small ceramic capacitor (c in =co=1.0 f) 4) low current consumption: 40 a 5) on/off control of output voltage 6) with built-in overcurrent protection circuit and overheat protection circuit 7) with built-in output discharge circuit 8) adopting microminiature power package sson004x1216 a p p lic ati ons battery-powered portable equipment, etc. li ne up 200 ma bu ta2wnvx / hfv series product name 1.5 1.8 2.5 2.6 2.7 2 .8 2.85 2.9 3.0 3.1 3.2 3.3 3.4 package bu ta2wnvx sson004x1216 bu ta2whfv hvsof5 model name: bh ta2w a b symbol contents a specification of output voltage output voltage (v) output voltage (v) output voltage (v) 15 1.5v(typ.) 28 2.8v(typ.) 32 3.2v(typ.) 18 1.8v(typ.) 2j 2.85v(typ.) 33 3.3v(typ.) 25 2.5v(typ.) 29 2.9v(typ.) 34 3.4v(typ.) 26 2.6v(typ.) 30 3.0v(typ.) - - 27 2.7v(typ.) 31 3.1v(typ.) - - b package nvx :sson004x1216 hfv :hvsof5 no.11020ect01 downloaded from: http:///
technical note 2/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. a b s o lute maximum r a ting parameter symbol ratings unit maximum applied power voltage vmax -0.3 ~ +6.5 v power dissipation pd1 220* 1 (sson004x1216) mw pd2 410* 2 (hvsof5) maximum junction temperature tjmax +125 operational temperature range topr -40 ~ +85 storage temperature range tstg -55 ~ +125 *1 when 1 pcb (70 mm ? 70 mm, thickness 1.6-mm glass epoxy) a standard rohm board is implemented. reduced to 2.2 mw/ ? c when used at ta=25 ? c or higher. *2 when 1 pcb (70 mm ? 70 mm, thickness 1.6-mm glass epoxy) a standard rohm board is implemented. reduced to 4.1 mw/ ? c when used at ta=25 ? c or higher. r e co mme nd ed ope ra ti ng ra nge (do not exceed pd.) parameter symbol ratings unit input power supply voltage vin 2.5 ~ 5.5 v maximum output current imax 200 ma r e co mme nd ed ope ra ti ng cond i t io ns parameter symbol ratings unit conditions min. typ. max. input capacitor c in 0.5* 3 1.0 f a ceramic capacitor is recommended. output capacitor c o 0.5* 3 1.0 f a ceramic capacitor is recommended. *3 set the capacity value of the capacitor so that it does not fall below the minimum value, taking temperature characteristics , dc device characteristics, and change with time into consideration. downloaded from: http:///
technical note 3/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. e l ectr ical charact e rist ics (unless otherwise specified ta = 2 5 , vin=vout+1.0 v (vin=3.5 v on vout=1.8-v and1.5-v products) , stby=1.5 v, c in =1.0 f, c o =1.0 f) parameter symbol limits unit conditions min. typ. max. output voltage vout vout 0.99 vout vout 1.01 v iout=10 a, vout 2.5 v vout -25 mv vout +25 mv iout=10 a, vout<2.5 v circuit current iin - 40 95 a iout=0ma circuit current (at stby) istby - - 1 a stby=0 v ripple rejection rr 55 70 - db vrr=-20 dbv, frr=1 khz, iout=10 ma, 1.5 v vout 1.8 v 65 vrr=-20 dbv,frr=1 khz, iout=10 ma, 2.5 v vout input/output voltage difference vsat - 400 800 mv 2.5 v vout 2.6 v (vin=0.98*vout, iout=200 ma) - 360 720 mv 2.7 v vout 2.85 v (vin=0.98*vout, iout=200 ma) - 330 660 mv 2.9 v vout 3.1 v (vin=0.98*vout,iout=200 ma) - 300 600 mv 3.2 v vout 3.4 v (vin=0.98*vout, iout=200 ma) line regulation vdl - 2 20 mv vin=vout+1.0 v to 5.5 v, iout=10 a load regulation vdlo - 10 80 mv iout=0.01 ma to 100 ma overcurrent protection detection current ilmax 250 400 700 ma vo=vout*0.8 output short-circuit current ishort 20 70 150 ma vo=0 v output discharge resistance rdsc 20 40 80 ? vin=4.0 v, stby=0 v standby pull-down resistance rstb 500 1000 2000 k ? standby control on vstbh 1.5 - 5.5 v off vstbl -0.3 - 0.3 v * this product does not have radiation-proof design. downloaded from: http:///
technical note 4/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. b l oc k di a g ram, re comm en de d c i rcu i t di a g ra m, an d p i n c onf ig ur atio n d i ag ram bu ta2wnvx(sson004x1216) pin no. symbol function 1 vout voltage output 2 gnd grounding 3 stby on/off control of output voltage (high: on, low: off) 4 vin power input bu ta2whfv(hvsof5) pin no. symbol function 1 stby on/off control of output voltage (high:on, low:off) 2 gnd grounding 3 vin power input 4 vout voltage output 5 n.c. no connect bh ta 2 w n v x fig.1 recommended circuit diagram recommended ceramic capacitor for cin & co murata manufacturing co., ltd. grm188b11a105ka61d 12 43 1 2 3 4 5 1 cin vin vin gnd stby vout vout co vref ocp stby discharge vstb y 4/3 2 1/4 3/1 downloaded from: http:///
technical note 5/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. fig.4 stability area characteristics (example) i n put/output terminal equi valent circui t schematic 1pin (vout) 2pin (gnd) 3pin (stby) 4pin (vin) y fig. input/output equivalent circuit ab ou t in pu t/ ou tp ut cap a citor it is recommended to place a capaci tor as close as possible to the pins between the input terminal and gnd or between the output terminal and gnd. the capacitor between the input terminal and gnd becomes valid when source impedance increases or when wiring is long. the larger the capacity of the out put capacitor between the output terminal and gnd is, the better t he stability and characteristics in output load fluctuation become. however, please check the status of actual implementation. ce ramic capacitors generally have variation, temperature characteri stics, and direct current bias characteristics and the capacity value also decreases with time depending on the usage conditions. it is recommended to select a ceramic capacitor upon inquiring about detailed data of the related manufacturer. a b o u t th e e q u i v a l ent s e ri es r e sistanc e (esr ) of a c e ram i c c a p a cit o r capacitors generally have esr (equivalent series resistance) and it operates stably in the esr-iout area shown on the right. since ceramic capacitors, tantalum capacito rs, electrolytic capacitors, etc. generally have different esr, please check the esr of the capacitor to be used and use it within the stability area range shown in the right graph for evaluati on of the actual application. fig.3 capacity C bias characteristics capacity value of ceramic capacitor - dc bias characteristics example -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 10 00.511.522.533.54 dc bias voltage [v] capacitance change [%] 10-v withstand voltag e b1char acter istics grm 188b11a105ka61d 10-v withstand voltag e b characteristics 6.3-v withstand voltag e b char acter istics 4-v withstand voltag e x6s characteristics 10-v withstand voltag e f char acter istics 10- v withstand voltag e f char acter istics 0.01 0.1 1 10 100 0 50 100 150 200 iout [ma] esr [ ? ] stability area unstable area downloaded from: http:///
technical note 6/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. fig. 5 output voltage fig. 6 line regulation fig. 14 vout vs. temp ref e re nce data bu 15t a 2 wn vx / h f v (ta=25oc unless otherwise specified.) fig. 7 circuit current ignd fig. 8 circuit current ignd fig. 9 st by input current fig. 10 iout - ignd fig. 16 ignd vs. temp (stby) fig. 15 ignd vs. temp fig. 11 load regulation fig. 13 stby threshold fig. 12 ocp threshold 0.0 0.3 0.6 0.9 1.2 1.5 1.8 00.511.522.533.544.555.5 vin voltage (v) output voltage (v) io=0ua io=100ua io=50ma io=200ma temp=25c vin = stby 1.45 1.46 1.47 1.48 1.49 1.50 1.51 1.52 1.53 1.54 1.55 1.25 1.35 1.45 1.55 1.65 1.75 1.85 1.95 2.05 2.15 2.25 vin voltage (v) output voltage (v) io=0ua io= 100ua io=50ma io=200ma temp= 25c vin = stby 0 20 40 60 80 100 00.511.522.533.544.555.5 vin voltage (v) gnd current (ua) temp=-40c temp=25c temp=85c io=0ua vin = stby 0 20 40 60 80 100 120 140 00.511.522.533.544.555.5 vin voltage (v) gnd current (ua) io=200ma vin = stby temp=-40c temp=25c temp=85c 0 2 4 6 8 10 00.51 1.522.533.54 4.555.5 stby voltage (v) stby current (ua) vin = stby temp=85c temp=25c temp=- 40c 40 50 60 70 80 90 100 110 120 0 0.05 0.1 0.15 0.2 output current (a) gnd current (ua) vin = 3.5v stby = 1.5v temp=85c temp=25c temp=-40c 1.45 1.46 1.47 1.48 1.49 1.50 1.51 1.52 1.53 1.54 1.55 0 0.05 0.1 0.15 0.2 output current (a) output voltage (v) vin = 3.5v stby = 1.5v temp=-40c temp=25c temp=85c 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 0.00 0.10 0.20 0.30 0.40 0.50 0.60 output current (a) output voltage (v) vin=5.5v temp=25c stby = 1.5v vin=3.5v vin=2.5v 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 0 0.5 1 1.5 stby voltage (v) output voltage (v) temp=85c temp=25c temp=-40c 1.45 1.46 1.47 1.48 1.49 1.50 1.51 1.52 1.53 1.54 1.55 -40 -15 10 35 60 85 temp (c) output voltage (v) vin= 3.5v stby=1.5v io=0.1ma 0.00 10.00 20.00 30.00 40.00 50.00 -40 -15 10 35 60 85 temp ( c) input current (ua) vin=3.5v stby=1.5v io=0ma -0.100 0.000 0.100 0.200 0.300 0.400 0.500 0.600 0.700 0.800 0.900 1.000 -40 -15 10 35 60 85 temp ( c) gnd current (ua) vin=3.5v stby=0v downloaded from: http:///
technical note 7/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. fig. 19 output noise spectral density vs. freq. ref e re nce data bu 15t a 2 wn vx /h fv (ta=25oc unless otherwise specified.) fig. 18 ripple rejection vs. vin (iout=10 ma) fig. 17 ripple rejection vs. freq. fig. 24 load response current pulse=10 khz fig. 25 load response current pulse=10 khz fig. 20 load response fig. 21 load response fig. 22 load response fig. 23 load response f = = a = f [] [?] =f =f = = a [] [] =f = = = = = = = downloaded from: http:///
technical note 8/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. r e fer enc e d a t a bu 15 t a 2w nv x / hf v (ta=25oc unless otherwise specified.) fig. 29 startup time iout = 200 ma fig. 30 startup time (stby=vin) iout = 0 ma fig. 28 startup time iout = 0 ma fig. 32 discharge time iout = 0 ma fig. 33 vin response iout = 10 ma fig. 31 startup time (stby=vin) iout = 200ma fig. 26 load response current pulse=100 khz fig. 27 load response current pulse=100 khz downloaded from: http:///
technical note 9/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. fig. 34 output voltage fig. 35 line regulation fig. 43 vout vs temp ref e re nce data bu 18t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 36 circuit current ignd fig. 38 stby input current fig. 39 iout - ignd fig. 45 ignd vs temp (stby) fig. 44 ignd vs temp fig. 40 load regulation fig. 42 stby threshold fig. 41 ocp threshold fig. 37 circuit current ignd 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 00.511.522.533.544.555.5 vin voltage (v) output voltage (v) io=0ua io= 100ua io=50ma io=200ma temp=25c vin = stby 0 20 40 60 80 100 00.511.522.533.544.555.5 vin voltage (v) gnd current (ua) temp=-40c temp=25c temp=85c io=0ua vin = stby 0 20 40 60 80 100 120 140 00.511.522.533.544.555.5 vin voltage (v) gnd current (ua) io=200ma vin = stby temp=-40c temp=25c temp=85c 0 2 4 6 8 10 00.51 1.522.533.54 4.555.5 stby voltage (v) stby current (ua) vin = stby temp=85c temp=25c temp=-40c 1.75 1.76 1.77 1.78 1.79 1.80 1.81 1.82 1.83 1.84 1.85 0 0.05 0.1 0.15 0.2 output current (a) output voltage (v) vin = 3.5v stby = 1.5v temp=-40c temp=25c temp=85c 0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 0.00 0.10 0.20 0.30 0.40 0.50 0.60 output current (a) output voltage (v) vin=5.5v temp=25c stby = 1.5v vin=3.5v vin=2.5v 0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 00 . 5 11 . 5 stby voltage (v) output voltage (v) temp=85c temp=25c temp=-40c 1.75 1.76 1.77 1.78 1.79 1.80 1.81 1.82 1.83 1.84 1.85 -40 -15 10 35 60 85 temp (c) output voltage (v) vin= 3.5v stby=1.5v io=0.1ma 0.00 10.00 20.00 30.00 40.00 50.00 -40 -15 10 35 60 85 temp (c) input current (ua) vin=3.5v stby=1.5v io=0ma -0.100 0.000 0.100 0.200 0.300 0.400 0.500 0.600 0.700 0.800 0.900 1.000 -40 -15 10 35 60 85 temp (c) gnd current (ua) vin=3.5v stby=0v 1.75 1.76 1.77 1.78 1.79 1.80 1.81 1.82 1.83 1.84 1.85 1.75 1.85 1.95 2.05 2.15 2.25 2.35 vin voltage (v) output voltage (v) io=0ua io= 100ua io=50ma io=200ma temp=25c vin = stby 40 50 60 70 80 90 100 110 120 0 0.05 0.1 0.15 0.2 output current (a) gnd current (ua) vin = 3.5v stby = 1.5v temp=85c temp=25c temp= - 40c downloaded from: http:///
technical note 10/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. fig. 46 ripple rejection vs freq. fig. 47 ripple rejection vs vin fig. 48 output noise spectrl density vs freq. ref e re nce data bu 18t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 49 load response fig. 51 load response fig. 52 load response fig. 50 load response fig. 53 load response current pulse=10khz fig. 54 load response current pulse=10khz ? f = = a = a [] [] =f = = = = = = = f [] [?] =f =f = = downloaded from: http:///
technical note 11/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. ref e re nce data bu 18t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 55 load response current pulse=100khz fig. 56 load response current pulse=100khz fig. 57 start up time iout = 0ma fig. 58 start up time iout = 200ma fig. 59 start up time (stby=vin) iout = 0ma fig. 61 discharge time iout = 0ma fig. 62 vin response iout = 10ma fig. 60 start up time(stby=vin) iout = 200ma ? downloaded from: http:///
technical note 12/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. fig. 63 output voltage fig. 64 line regulation fig. 72 vout vs temp 0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0 0.05 0.1 0.15 0.2 output current (a) dropout voltage (v) vin=0.98*vout stby=1.5v temp.=-40c temp.=25c temp.=85c ref e re nce data bu 25t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 65 circuit current ignd fig. 67 stby input current fig. 68 iout - ignd fig. 74 ignd vs temp (stby) fig. 73 ignd vs temp fig. 69 load regulation fig. 71 stby threshold fig. 70 ocp threshold fig. 66 dropout voltage 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 00.511.522.533.544.555.5 vin voltage (v) output voltage (v) io=0ua io=100ua io=50ma io=200ma temp.=25c vin=stby 2.45 2.46 2.47 2.48 2.49 2.50 2.51 2.52 2.53 2.54 2.55 2.4 2.5 2.6 2.7 2.8 2.9 3 vin voltage (v) output voltage (v) io=0ua io=100ua io=50ma io=200ma temp.=25c vin=stby 0 20 40 60 80 100 00.511.522.533.544.555.5 vin voltage (v) gnd current (ua) temp.=-40c temp.=25c temp.=85c io=0ua vin=stby 0 2 4 6 8 10 00.51 1.522.533.54 4.555.5 stby voltage (v) stby current (ua) temp.=85c temp.=25c temp.=- 40c 40 50 60 70 80 90 100 110 120 0 0.05 0.1 0.15 0.2 output current (a) gnd current (ua) temp.=85c temp.=25c temp.=-40c 0.00 0.50 1.00 1.50 2.00 2.50 3.00 0 0.1 0.2 0.3 0.4 0.5 0.6 output current (a) output voltage (v) vin=5.5v vin=3.5v vin=3.0v temp.=25c stby=1.5v 0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 00 . 5 11 . 5 stby voltage (v) output voltage (v) temp.=85c temp.=25c temp.=-40c 2.45 2.46 2.47 2.48 2.49 2.50 2.51 2.52 2.53 2.54 2.55 -40 -15 10 35 60 85 temp. (c) output voltage (v) vin=3.5v stby=1.5v io=0.1ma 0.00 10.00 20.00 30.00 40.00 50.00 -40 -15 10 35 60 85 temp. ( c) gnd current (ua) vin= 3.5v stby=1.5v io=0ma -0.100 0.000 0.100 0.200 0.300 0.400 0.500 0.600 0.700 0.800 0.900 1.000 -40 -15 10 35 60 85 temp. (c) gnd current (ua) vin=3.5v stby=0v 2.45 2.46 2.47 2.48 2.49 2.50 2.51 2.52 2.53 2.54 2.55 0 0.05 0.1 0.15 0.2 output current (a) output voltage (v) vin=3.5v stby=1.5v temp.=-40c temp.=25c temp.= 85c downloaded from: http:///
technical note 13/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. fig. 75 ripple rejection vs freq. fig. 76 ripple rejection vs vin fig. 77 output noise spectrl density vs freq. ref e re nce data bu 25t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 78 load response fig. 80 load response fig. 81 load response fig. 79 load response fig. 82 load response current pulse=10khz fig. 83 load response current pulse=10khz io=ma m a io=m a m a ? ? f = = a = a [] [] =f = = = = = = = f [] [?] =f =f = = downloaded from: http:///
technical note 14/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. ref e re nce data bu 25t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 84 load response current pulse=100khz fig. 85 load response current pulse=100khz fig. 86 start up time iout = 0ma fig. 87 start up time iout = 200ma fig. 88 start up time (stby=vin) iout = 0ma fig. 90 discharge time iout = 0ma fig. 91 vin response iout = 10ma fig. 89 start up time(stby=vin) iout = 200ma ? ? downloaded from: http:///
technical note 15/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. fig. 92 output voltage fig. 93 line regulation fig. 101 vout vs temp ref e re nce data bu 28t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 94 circuit current ignd fig. 96 stby input current fig. 97 iout - ignd fig. 103 ignd vs temp (stby) fig. 102 ignd vs temp fig. 98 load regulation fig. 100 stby threshold fig. 99 ocp threshold fig. 95 dropout voltage 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 00.511.522.533.544.555.5 vin voltage (v) output voltage (v) temp.=25c io=0ua io= 100ua io=50ma io=200ma vin = stby 2.75 2.76 2.77 2.78 2.79 2.80 2.81 2.82 2.83 2.84 2.85 2.7 2.8 2.9 3 3.1 3.2 vin voltage (v) output voltage (v) temp.=25c io=0ua io=100ua io=50ma io=200ma vin = stby 0 20 40 60 80 100 00.511.522.533.544.555.5 vin voltage (v) gnd current (ua) temp.=-40c temp.=25c temp.=85c io=0ua vin = stby 0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0 0.05 0.1 0.15 0.2 output current (a) dropout voltage (v) vi n= 0.98 x vout st by = 1.5v t emp. = -40c temp.=25c temp.=85c 0 2 4 6 8 10 00.511.522.5 33.544.555.5 stby voltage (v) stby current (ua) temp.=85c temp.=25c t emp. = -40c vin = stby 40 50 60 70 80 90 100 110 120 0 0.05 0.1 0.15 0.2 output currnt (a) gnd current (ua) vin = 3.8v stby = 1.5v t emp. = 85c temp.=25c t emp. = -40c 2.75 2.76 2.77 2.78 2.79 2.80 2.81 2.82 2.83 2.84 2.85 0 0.05 0.1 0.15 0.2 output currnt (a) output voltage (v) temp.=-40c temp.=25c temp.=85c vin = 3.8v stby = 1.5v 0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 0 0.1 0.2 0.3 0.4 0.5 0.6 output current (a) output voltage (v) vin=5.5v stby = 1.5v vin=3.8v vin=3.3v temp=25c 0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 00 . 5 11 . 5 stby voltage (v) output voltage (v) vin=3.8v temp.=85c temp.=25c temp.=-40c 2.75 2.76 2.77 2.78 2.79 2.80 2.81 2.82 2.83 2.84 2.85 -40 -15 10 35 60 85 temp. (c) output voltage (v) vin= 3.8v stby=1.5v io=0.1ma 0.00 10.00 20.00 30.00 40.00 50.00 -40 -15 10 35 60 85 temp. ( c) gnd current (ua) vin=3.8v stby=1.5v io=0ma -0.100 0.000 0.100 0.200 0.300 0.400 0.500 0.600 0.700 0.800 0.900 1.000 -40 -15 10 35 60 85 temp. (c) gnd current (ua) vin=3.8v stby=0v downloaded from: http:///
technical note 16/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. fig. 104 ripple rejection vs freq. fig. 105 ripple rejection vs vin fig. 106 output noise spectrl density vs freq. ref e re nce data bu 28t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 107 load response fig.109 load response fig. 110 load response fig. 108 load response fig. 111 load response current pulse=10khz fig. 112 load response current pulse=10khz ? ? f = = a = a [] [] = = = = =f = = = f [] [?] =f =f = = downloaded from: http:///
technical note 17/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. ref e re nce data bu 28t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 113 load response current pulse=100khz fig. 114 load response current pulse=100khz fig. 115 start up time iout = 0ma fig. 116 start up time iout = 200ma fig. 117 start up time (stby=vin) iout = 0ma fig. 119 discharge time iout = 0ma fig.120 vin response iout = 10ma fig. 118 start up time(stby=vin) iout = 200ma ? ? downloaded from: http:///
technical note 18/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. fig. 121 output voltage fig. 122 line regulation fig. 130 vout vs temp ref e re nce data bu 30t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 123 circuit current ignd fig. 125 stby input current fig. 126 iout - ignd fig. 132 ignd vs temp (stby) fig. 131 ignd vs temp fig. 127 load regulation fig. 129 stby threshold fig.128 ocp threshold fig. 124 dropout voltage 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 00.511.522.533.544.555.5 vin voltage (v) output voltage (v) temp.=25c io=0ua io=100ua io=50ma io=200ma vin=stby 2.95 2.96 2.97 2.98 2.99 3.00 3.01 3.02 3.03 3.04 3.05 2.9 3 3.1 3.2 3.3 3.4 3.5 vin voltage (v) output voltage (v) temp.=25c io=0ua io=100ua io=50ma io=200ma vin=stb y 0 20 40 60 80 100 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 vin voltage (v) gnd current (ua) io=0ua temp.=- 40c temp.=25c temp.=85c vin=stby 0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0 0.05 0.1 0.15 0.2 output current (a) dropout voltage (v) vin= 0.98*vout stby=1.5v temp.=-40c temp.= 25c temp.=85c 0 2 4 6 8 10 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 stby voltage (v) stby current (ua) temp.=85c temp.=25c temp.=- 40c vin=stby 40 50 60 70 80 90 100 110 120 0 0.05 0.1 0.15 0.2 output current (a) gnd current (ua) temp.=85c temp.=25c temp=-40c 2.95 2.96 2.97 2.98 2.99 3.00 3.01 3.02 3.03 3.04 3.05 0 0.05 0.1 0.15 0.2 output current (a) output voltage (v) vin=4.0v stby=1.5v temp.=-40c temp.=25c temp.=85c 0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 0 0.1 0.2 0.3 0.4 0.5 0.6 output current (a) output voltage (v) vin=5.5v vin=4.0v vin=3.5v temp.=25c stby=1.5v 0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 00 . 5 11 . 5 stby voltage (v) output voltage (v) vin = 4.0v temp.=85c temp.=25c temp.=-40c 2.95 2.96 2.97 2.98 2.99 3.00 3.01 3.02 3.03 3.04 3.05 -40 -15 10 35 60 85 temp. (c) output voltage (v) vin=4.0v stby=1.5v io=0.1ma 0.00 10.00 20.00 30.00 40.00 50.00 -40 -15 10 35 60 85 temp. ( c) input current (a) vin= 4.0v stby=1.5v io=0ma -0.100 0.000 0.100 0.200 0.300 0.400 0.500 0.600 0.700 0.800 0.900 1.000 -40 -15 10 35 60 85 temp. ( c) input current (a) vin=4.0v stby=0v io=0ma downloaded from: http:///
technical note 19/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. fig. 133 ripple rejection vs freq. fig. 134 ripple rejection vs vin fig. 135 output noise spectrl density vs freq. ref e re nce data bu 30t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 136 load response fig. 138 load response fig. 139 load response fig. 137 load response fig. 140 load response current pulse=10khz fig. 141 load response current pulse=10khz f = = a = a [] [] = = = = =f = = = f [] [?] =f =f = = downloaded from: http:///
technical note 20/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. ref e re nce data bu 30t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 142 load response current pulse=100khz fig. 143 load response current pulse=100khz fig. 144 start up time iout = 0ma fig. 145 start up time iout = 200ma fig. 146 start up time (stby=vin) iout = 0ma fig. 148 discharge time iout = 0ma fig. 149 vin response iout = 10ma fig. 147 start up time(stby=vin) iout = 200ma downloaded from: http:///
technical note 21/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. fig. 150 output voltage fig. 151 line regulation fig. 159 vout vs temp ref e re nce data bu 33t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 152 circuit current ignd fig. 154 stby input current fig. 155 iout - ignd fig. 161 ignd vs temp (stby) fig. 160 ignd vs temp fig. 156 load regulation fig. 158 stby threshold fig. 157 ocp threshold fig. 153 dropout voltage 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 00.511.522.533.544.555.5 vin voltage (v) output voltage (v) io=0ua io=100ua io=50ma io=200ma temp.=25c vin = stby 3.25 3.26 3.27 3.28 3.29 3.30 3.31 3.32 3.33 3.34 3.35 3.2 3.3 3.4 3.5 3.6 3.7 vin voltage (v) output voltage (v) io=0ua io=100ua io=50ma io=200ma temp=25c vin = stby 0 20 40 60 80 100 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 vin voltage (v) gnd current (ua) temp.=-40c temp.=25c temp.=85c io=0ua vin = stby 0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0 0.05 0.1 0.15 0.2 output current (a) dropout voltage (v) vin=0.98 x vout stby = 1.5v temp.=-40c temp.=25c temp.=85c 0 2 4 6 8 10 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 v stby voltage (v) stby current (ua) vin = stby temp.=85c temp.=25c temp.=-40c 40 50 60 70 80 90 100 110 120 0 0.05 0.1 0.15 0.2 output current (a) gnd current (ua) vin = 4.3v stby = 1.5v temp.=85c temp.=25c temp.=-40c 3.25 3.26 3.27 3.28 3.29 3.30 3.31 3.32 3.33 3.34 3.35 0 0.05 0.1 0.15 0.2 output current (a) output voltage (v) vin = 4.3v stby = 1.5v temp.=-40c temp.=25c temp.=85c 0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 0 0.1 0.2 0.3 0.4 0.5 0.6 output current (a) output voltage (v) vin=5.5v stby = 1.5v temp=25 vin=4.3v vin=3.8v 0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 00 . 5 11 . 5 stby voltage (v) output voltage (v) vin= 4.3v temp.=85c temp.=25c temp.=-40c 3.25 3.26 3.27 3.28 3.29 3.30 3.31 3.32 3.33 3.34 3.35 -40 -15 10 35 60 85 temp. (c) output voltage (v) vin= 4.3v stby=1.5v io=0.1ma 0.00 10.00 20.00 30.00 40.00 50.00 -40 -15 10 35 60 85 temp. ( c) gnd current (ua) vin=4.3v stby=1.5v io=0ma -0.100 0.000 0.100 0.200 0.300 0.400 0.500 0.600 0.700 0.800 0.900 1.000 -40 -15 10 35 60 85 temp. ( c) gnd current (ua) vin=4.3v stby=0v downloaded from: http:///
technical note 22/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. fig. 162 ripple rejection vs freq. fig. 163 ripple rejection vs vin fig. 164 output noise spectrl density vs freq. ref e re nce data bu 33t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 165 load response fig. 167 load response fig. 168 load response fig. 166 load response fig. 169 load response current pulse=10khz fig. 170 load response current pulse=10khz f [] [ ] =f =f = = a [] [] = = = = =f = = = f = = a = downloaded from: http:///
technical note 23/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. ref e re nce data bu 33t a 2 wn vx / h f v (unless otherwise specified, ta=25 ) fig. 171 load response current pulse=100khz fig. 172 load response current pulse=100khz fig. 173 start up time iout = 0ma fig. 174 start up time iout = 200ma fig. 175 start up time (stby=vin) iout = 0ma fig. 177 discharge time iout = 0ma fig. 178 vin response iout = 10ma fig. 176 start up time(stby=vin) iout = 200ma downloaded from: http:///
technical note 24/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. ab ou t pow er di ssi p a t i on (pd) as for power dissipation, an approximate es timate of the heat reduction characteri stics and internal power consumption of ic are shown, so please use these for reference. since power dissipation changes substantially depending on the implementation conditions (board size, board thickness, metal wiring rate, number of layers and through holes, etc.), it is recommended to measure pd on a set board. exceeding the power dissipation of ic may lead to deterioration of the original ic performance, such as causing operation of the thermal shutdown circuit or reducti on in current capability. therefore, be sure to prepare sufficient margin within power dissipation for usage. calculation of the maximum inter nal power consumption of ic (p max ) p ma x =(v in -v ou t )i out (ma x . ) (v in : input voltage v out : output voltage i out (max): maximum output current) measurement conditions evaluation board 1 (single-side board) evaluation board 2 (double-side board) layout of board for measurement (unit: mm) ic implementation position top layer (top view) top layer (top view) bottom layer (top view) bottom layer (top view) measurement state with board implemented (wind speed 0 m/s) with board implemented (wind speed 0 m/s) board material glass epoxy resin (single-side board) glass epoxy resin (double-side board) board size 40 mm x 40 mm x 0.8 mm 40 mm x 40 mm x 0.8 mm wiring rate top layer metal (gnd) wiring rate: approx. 25% metal (gnd) wiring rate: approx. 25% bottom layer metal (gnd) wiring rate: approx 0% metal (gnd) wiring rate: approx 25% through hole 0 holes diameter 0.5 mm ? 12 holes power dissipation 1100 mw 1250 mw thermal resistance ja=91 /w ja=80 /w 4020 40 20 40 40 20 40 20 40 20 40 20 40 downloaded from: http:///
technical note 25/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. sson004x1216 hvsof5 * please design the margin so that p max becomes is than pd (p max ? pd) within the usage temperature range. - standard rohm board - size: 70 mm ? 70 mm ? 1.6 mm material: glass epoxy board 0 500 1000 1500 0 25 50 75 100 125 ta ( ) pd (mw) evaluation board 2 (double-side board) evaluation board 1 (single-side board) standard rohm board 1250 mw 1100 mw 220 mw fig.179 sson004x1216 power dissipation heat reduction characteristics (reference) fig.180 hvsof5 power dissipation heat reduction characteristics (reference) * please design the margin so that p max becomes is than pd (p max ? pd) within the usage temperature range. downloaded from: http:///
technical note 26/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. device type & m a rk a xx output voltage package sson004x1216 hvsof5 15 1.5v typ. aa ba 18 1.8v typ. ab bb 25 2.5v typ. ac bd 26 2.6v typ. ad be 27 2.7v typ. ae bf 28 2.8v typ. af bg 2j 2.85v typ. ag bh 29 2.9v typ. ah bj 30 3.0v typ. aj bk 31 3.1v typ. ak bl 32 3.2v typ. al bm 33 3.3v typ. am bn 34 3.4v typ. an bp device type : buxx ta2wnvx a device type : buxx ta2whfv a sson004x1216 hvsof5 downloaded from: http:///
technical note 27/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. sson004x1216 hvsof5 m a rk lot no. mark lot no. downloaded from: http:///
technical note 28/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. n o te s fo r use ? about absolute maximum rating breakage may occur when absolute maximum ratings such as applied voltage and operating temperature range are exceeded. short mode or open mode cannot be specified at o ccurrence of a break, so please prepare physical safety measures (e.g., fuse) if such special mode in which the absolute maximum rating is exceeded can be assumed. ? about gnd potential please be sure that the potential of the gnd terminal is the lowest in any operating condition. ? about thermal design please provide thermal design with sufficient margin, taking power dissipation (pd) in actual usage conditions into consideration. ? about short between pins and misattachment please be careful regarding the ic direction and misalignment at attachment onto a printed ci rcuit board. misattachment may cause a break of ic. short caused by foreign matter be tween outputs, output and power supply, or gnds may also lead to a break. ? about operation in a strong electromagnetic field please note that usage in a strong electr omagnetic field may cause malfunction. ? about common impedance please give due consideration to wiring of the power sour ce and gnd by reducing common-mode ripple or making ripple as small as possible (e.g., making the wiring as thick and short as possible, or reducing ripple by l ? c), etc. ? about stby terminal voltage set stby terminal voltage to 0.3 v or less to put each channel into a standby state and to 1.5 v or more to put each channel into an operating state. do not fix stby terminal voltage to 0.3 v or more and 1.5 v or less or do not lengthen the transition time. this may cause malf unction or failure. when shorting the vin terminal and stby terminal for usage, the status will be stby=vin low at turning the power off, and dischar ge of the vout terminal cannot operate, which means voltage may remain for a certain time in the vo ut terminal. since turning the power on again in this state may cause overshoot, turn the power on for use af ter the vout terminal is completely discharged. ? about overcurrent protection circuit output has a built-in overcurrent protection circuit, which prevents ic break at load short. note that this protection circuit is effective for prevention of breaks due to unexpected accidents. please avoid us age by which the protection circuit operates continuously. ? about thermal shutdown output is off when the thermal circuit operates since a tem perature protection circuit is built in to prevent thermal breakdown. however, it recovers when the temperature returns to a certain temperature. the thermal circuit operates at emergency such as overheating of ic. sinc e it is prepared to prevent ic breakdown, please do not use it in a state in which protection works. a b out rev e rse curr ent for applications on which reverse current is assumed to flow into ic, it is recommended to prepare a path to let the current out by putting a bypass diode between the v in -v out terminals. a b o u t test ing on a set bo ard when connecting a capacitor to a terminal with low impedance for testing on a set board, please be sure to discharge for each process since ic may be stressed. as a countermeasure against static electricit y, prepare grounding in the assembly process and take sufficient care in transportation and storage. in addition, when connecting a capacitor to a jig in a testing process, please do so after turning the power off and remove it after turning the power off. fig.181 example of bypass diode connection reverse current vin gnd stby out downloaded from: http:///
technical note 29/29 bu ? ? ta 2 w n v x s e r i e s , b u ? ? ta 2 w h f v s e r i e s www.rohm.com 201 1.01 - rev . c ? 2011 rohm co., ltd. all rights reserved. orde ri ng p a rt nu mbe r b u 1 5 t a 2 w n v x - t r part no. output voltage lineup shutdown swich w : includes switch package nvx : sson004x1216 hfv : hvsof5 packaging and forming specification tr: embossed tape and reel 15: 1.5v 18: 1.8v 25: 2.5v 26: 2.6v 27: 2.7v 28: 2.8v 2j: 2.85v 29: 2.9v30: 3.0v 31: 3.1v 32: 3.2v 33: 3.3v 34: 3.4v (unit : mm) sson004x1216 s 0.08 s 3 4 21 1pin mark 1.2 0.1 0.65 0.1 0.75 0.1 1.6 0.1 0.2 0.1 0.8 0.1 0.6max (0.12) 0.02 +0.03 - 0.02 0.2 +0.05 - 0.04 ? order quantity needs to be multiple of the minimum quantity. embossed carrier tape tapequantity direction of feed the direction is the 1pin of product is at the upper right when you hold reel on the left hand and you pull out the tape on the right hand 5000pcs tr () direction of feed reel 1pin (unit : mm) hvsof5 s 0.08 m 0.1 s 4 321 5 (0.05) 1.6 0.05 1.0 0.05 1.6 0.05 1.2 0.05 (max 1.28 include burr) 45 32 1 (0.8) (0.91) (0.3) (0.41) 0.2max 0.13 0.05 0.22 0.05 0.6max 0.5 0.02 +0.03C0.02 direction of feed reel ? order quantity needs to be multiple of the minimum quantity. embossed carrier tape tapequantity direction of feed the direction is the 1pin of product is at the upper right when you hold reel on the left hand and you pull out the tape on the right hand 3000pcs tr () 1pin downloaded from: http:///
datasheet d a t a s h e e t notice - ge rev.002 ? 2014 rohm co., ltd. all rights reserved. notice precaution on using rohm products 1. our products are designed and manufac tured for application in ordinary elec tronic equipments (such as av equipment, oa equipment, telecommunication equipment, home electroni c appliances, amusement equipment, etc.). if you intend to use our products in devices requiring ex tremely high reliability (such as medical equipment (note 1) , transport equipment, traffic equipment, aircraft/spacecra ft, nuclear power controllers, fuel c ontrollers, car equipment including car accessories, safety devices, 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 sale s 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 ro hms products for specific applications. (note1) medical equipment classification of the specific applications japan usa eu china class class class b class class class 2. rohm designs and manufactures its products subject to strict quality control system. however, semiconductor products can fail or malfunction at a certain rate. please be sure to implement, at your own responsibilities, adequate safety measures including but not limited to fail-safe desi gn against the physical injury, damage to any property, which a failure or malfunction of our products may cause. the following 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 products are designed and manufactured for use under standard conditions and not under any special or extraordinary environments or conditio ns, as exemplified below. accordin gly, rohm shall not be in any way responsible or liable for any damages, expenses or losses arising from the use of an y rohms products under any special 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 verification and confirmation of product performance, reliability, etc, prior to use, must be necessary: [a] use of our products in any types of liquid, incl uding water, oils, chemicals, and organic solvents [b] use of our products outdoors or in places where the products are exposed to direct sunlight or dust [c] use of our products in places where the products ar e 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 products 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] sealing or coating our products with resin or other coating materials [g] use of our products without cleaning residue of flux (ev en if you use no-clean type fluxes, cleaning 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 products in places subject to dew condensation 4. the products are not subjec t 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 per iod of time, such as pulse. is applied, confirmation of performance characteristics after on-boar d mounting is strongly recomm ended. avoid applying power exceeding normal rated power; exceeding the power rating under steady-state loading c ondition may negatively affect product performance and reliability. 7. de-rate power dissipation (pd) depending on ambient temper ature (ta). when used in seal ed area, confirm the actual ambient temperature. 8. confirm that operation temperat ure is within the specified range described in the product specification. 9. rohm shall not be in any way responsible or liable for fa ilure induced under deviant condi tion from what is defined in this document. precaution for mounting / circuit board design 1. when a highly active halogenous (chlori ne, bromine, etc.) flux is used, the resi due of flux may negatively affect product performance and reliability. 2. in principle, the reflow soldering method must be used; if flow soldering met hod is preferred, please consult with the rohm representative in advance. for details, please refer to rohm mounting specification downloaded from: http:///
datasheet d a t a s h e e t notice - ge rev.002 ? 2014 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, pl ease allow a sufficient margin considering variations of the characteristics of the products and external components, including transient characteri stics, as well as static characteristics. 2. you agree that application notes, re ference designs, and associated data and in formation contained in this document are presented only as guidance for products use. theref ore, 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 contained 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 product is electrostatic sensitive product, which may be damaged due to electrostatic discharge. please take proper caution in your manufacturing process and storage so that voltage exceeding t he products maximum rating will not be applied to products. please take special care under dry condit ion (e.g. grounding of human body / equipment / solder iron, isolation from charged objects, se tting of ionizer, friction prevention and temperature / humidity control). precaution for storage / transportation 1. product performance and soldered connections may deteriora te if the products are stor ed in the places where: [a] the products are exposed to sea winds or corros ive gases, including cl2, h2s, nh3, so2, and no2 [b] the temperature or humidity exceeds those recommended by rohm [c] the products are exposed to di rect sunshine or condensation [d] the products are exposed to high electrostatic 2. even under rohm recommended storage c ondition, solderability of products out of recommended storage time period may be degraded. it is strongly recommended to confirm sol derability before using products of which storage time is exceeding the recommended storage time period. 3. store / transport cartons in the co rrect 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 products within the specified time after opening a humidity barrier bag. baking is required before using products of which storage time is exceeding the recommended storage time period. precaution for product label qr code printed on rohm products label is for rohms internal use only. precaution for disposition when disposing products please dispose them proper ly using an authorized industry waste company. precaution for foreign exchange and foreign trade act since our products might fall under cont rolled goods prescribed by the applicable foreign exchange and foreign trade act, please consult with rohm representative in case of export. precaution regarding intellectual property rights 1. all information and data including but not limited to application example contained in this document is for reference only. rohm does not warrant that foregoi ng information or data will not infringe any intellectual property rights or any other rights of any third party regarding such information or data. rohm shall not be in any way responsible or liable for infringement of any intellectual property rights or ot her damages arising from use of such information or data.: 2. no license, expressly or implied, is granted hereby under any intellectual property rights or other rights of rohm or any third parties with respect to the information contained in this document. other precaution 1. this document may not be reprinted or reproduced, in whol e or in part, without prior written consent of rohm. 2. the products may not be disassembled, converted, modified, reproduced or otherwise changed without prior written consent of rohm. 3. in no event shall you use in any wa y whatsoever the products and the related technical information contained in the products or this document for any military purposes, incl uding 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 companies or third parties. downloaded from: http:///
datasheet datasheet notice C we rev.001 ? 2014 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. downloaded from: http:///

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