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data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 1 general description the am4963/am4963r is a full wave driver ic with direct pwm control function and thermal resistor control function. it is used for single phase motor and is capable of speed control by pwm pulse and thermal resistor at the same time. the am4963/am4963r is available in htssop-14 and ssop-16 packages. features ? the motor speed is controlled by pwm pulse directly and thermal resistor at the same time ? low corner temperature (30 c ) adjustable ? high corner temperature (38 c ) adjustable ? full speed when therma l resistor shorten ? built-in triangle wave circuit without extra oscillation capacitor ? built-in minimal speed setup circuit ? alpha slope adjustable ? rotation speed indicator (fg) ? rotation/lock state indicator (rd) ? built-in temperature control circuit ? built-in thermal shutdown circuit ? lock protection and auto-restart applications ? cpu cooler fan in pc ? brushless dc motor driver figure 1. package types of am4963/am4963r htssop-14 ssop-16
data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 2 2 3 4 5 6 7 8 15 14 13 12 11 10 9 16 1 pgnd out2 vcc vmin pwm cf fg/rd rt tl hin+ hin- radj ct sgnd th out1 1 2 3 4 5 6 7 14 13 12 11 9 8 10 out2 vcc vmin pwm cf fg/rd rt tl hin+ hin- radj ct th out1 pgnd pgnd pin configuration gh package (htssop-14) gs package (ssop-16) figure 2. pin configuration of am4963/am4963r (top view)
data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 3 pin description pin number htssop-14 ssop-16 pin name function 1 2 out2 driver output2 2 3 vcc power 3 4 vmin minimum duty setting 4 5 pwm pwm pulse adjustable input 5 6 cf pwm filter capacitor input 6 7 fg/rd rotation speed indicator or rotation/lock state indicator 7 8 rt thermal sensitive 8 9 tl low temperature set resistor 9 10 hin+ hall sensor input+ 10 11 hin- hall sensor input- 11 12 radj alpha slope adjustable 12 13 ct lock and rotation setting capacitor terminal 13 15 th high temperature set resistor 14 16 out1 driver output1 1 pgnd power ground 14 sgnd signal ground
data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 4 functional block diagram lock shutdown and auto restart thermal shutdown hysteresis amp control circuit triangle wave ct vcc radj hin+ hin- vmin pwm cf pgnd out1 out2 rd fg 1 (2) pre-driver v+ 2 (3) 3 (4) 4 (5) 5 (6) 6 (7) 6 (7) 9 (10) 7 (8) 10 (11) 11 (12) 12 (13) 14 (16) (1) v+ v+ v+ v+ 104k 42k 90k 54k 51k 56k 93k 18k 17k rt tl 8 (9) th 13 (15) v reg a (b) a for htssop-14 b for ssop-16 figure 3. functional block diagram of am4963/am4963r truth table items in- in+ vcf ct out1 out2 fg rd mode 1 h l h l l rotation 2 l h l l h off pwm off 3 h l off l l rotation recirculation 4 l h h l l off off l (on) pwm off 5 h l h off l 6 l h l h off h off h (off) lock protection
data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 5 ordering information am4963 - circuit type g1: green blank: am4963 r: am4963r package gh: htssop-14 gs: ssop-16 package temperature range part number marking id packing type AM4963GH-G1 AM4963GH-G1 tube am4963ghtr-g1 AM4963GH-G1 tape & reel am4963rgh-g1 am4963rgh-g1 tube htssop-14 am4963rghtr-g1 am4963rgh-g1 tape & reel am4963gs-g1 am4963gs-g1 tube am4963gstr-g1 am4963gs-g1 tape & reel am4963rgs-g1 am4963rgs-g1 tube ssop-16 -30 to 90 c am4963rgstr-g1 am4963rgs-g1 tape & reel bcd semiconductor's pb-free products, as designated with "g1" suffix in the part number, are rohs compliant and green. blank: tube tr: tape & reel
data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 6 absolute maximum ratings (note 1) parameter symbol value unit supply voltage v cc 18 v output current i out 1.0 a output voltage v out 18 v rd output voltage v rd 18 v fg output voltage v fg 18 v rd output current i rd 10 ma fg output current i fg 10 ma ssop-16 0.8 w power dissipation p d htssop-14 1.1 w storage temperature range t stg -55 to 150 c ssop-16 156 thermal resistance (junction to ambient) ja htssop-14 114 c/w esd (human body model) esd 3000 v esd (machine model) esd 300 v note 1: stresses greater than those listed under ?absolute maximum ratings? may cause permanent damage to the device. these are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under ?recommended operating co nditions? is not implied. exposure to ?absolute maximum ratings? for extended periods may affect device reliability. recommended operating conditions parameter symbol min typ max unit supply voltage v cc 3.5 12 16 v hall input voltage + (note 2) v in+ 0.2 3 v hall input voltage - (note 2) v in- 0.2 3 v ambient temperature t a -30 90 c note 2: hall input voltage range includes the amplitude of signal.
data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 7 electrical characteristics (v cc =12v, t a =25c, unless otherwise specified.) parameter symbol conditions min typ max unit i q1 v ct =l 10 15 18.8 quiescent current i q2 v ct =h 5.2 8 10.6 ma output saturation voltage at high side v sath i source =200ma 1.0 1.17 v output saturation voltage at low side v satl i sink =200ma 0.2 0.3 v cpwm frequency f pwm 18 25 32 khz cpwm high level voltage v cpwmh 3.4 3.6 3.8 v cpwm low level voltage v cpwml 1.8 2.1 2.3 v v cfh1 2.9 3.1 3.4 cf high level voltage v cfh2 2.9 3.2 3.5 v v cfl1 2.3 2.6 2.9 cf low level voltage v cfl2 1.7 2.0 2.3 v v adj1 3.6 3.9 4.2 radj pin voltage v adj2 3.7 4.0 4.3 v vmin voltage v min 2.4 3.0 3.3 v hall input hysteresis v hys 10 20 mv ct high level voltage v cth 3.55 3.7 3.88 v ct low level voltage v ctl 1.55 1.7 1.85 v ct charge current i chg 1.11 2.3 3.6 a ct discharge current i dhg 0.11 0.23 0.36 a ct charge and discharge ratio r cd i chg /i dhg 8.3 12 15.8 fg output low level voltage v fgl i fg =5ma 0.2 0.3 v fg leakage current i lfg v fg =7v 30 a rd output low level voltage v rdl i rd =5ma 0.2 0.3 v rd leakage current i lrd v rd =7v 30 a
data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 8 0 5 10 15 20 25 0 5 10 15 20 25 t a =25 0 c i q1 (v ct =l) i q2 (v ct =h) i q1 /i q2 (ma) v cc (v) -50 0 50 100 0 4 8 12 16 20 v cc =12v i q1 (v ct =l) i q2 (v ct =h) i q (ma) t a ( o c) 0 100 200 300 400 500 0.0 0.5 1.0 1.5 2.0 2.5 3.0 v cc =12v, t a =25 0 c v sath v satl v sat (v) i out (ma) -20 0 20 40 60 80 100 0.0 0.2 0.4 0.6 0.8 1.0 1.2 allowable power dissipation (w) ambient temperature ( o c) 90 htssop-14 typical performance characteristics figure 4. quiescent current vs. supply voltage figure 5. quiescent current vs. ambient temperature figure 6. output saturation voltage vs. figure 7. allowable power dissipation vs. output current ambient temperature (for htssop-14)
data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 9 -20 0 20 40 60 80 100 120 0.0 0.2 0.4 0.6 0.8 1.0 1.2 allowable power dissipation (w) ambient temperature ( o c) 90 ssop-16 typical performance characteristics (continued) figure 8. allowable power dissipation vs. ambient temperature (for ssop-16)
data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 10 operating diagram adjustable voltage f pwm =25khz low speed pwm variable high speed v min v h =3.6v v l =2.0v all parameters are tested under v cc =12v v cf (t t l ) v cf (t t h ) f (t t l ) f (t t h ) figure 9. operating di agram of am4963/am4963r
data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 11 typical application application circuit for htssop-14 package application circuit f or ssop-16 package figure 10. typical applications of am4963/am4963r
data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 12 typical application (note 3, continued) out2 out1 vcc ct vmin radj pwm hin- cf fg/rd hin+ rt th ah921 d1 c1 1 f r2 v cc l1 c3 1 f 0.47 f 1 pgnd r3 r4 v+ r5 r6 v+ 2 3 4 5 6 7 8 9 10 11 12 13 14 r1 d2 d3 r t c2 r8 r9 tl v+ r11 r10 am4963/am4963r application circuit f or htssop-14 package out2 out1 vcc ct vmin radj pwm hin- cf fg/rd hin+ rt th d1 c1 1 f r2 v cc l1 c3 1 f 0.47 f 2 pgnd r3 r4 v+ r5 r6 v+ 3 4 5 6 7 8 9 10 11 12 13 15 16 r1 d2 d3 r t c2 r8 r9 tl 1 sgnd 14 ah921 v+ r11 r10 am4963/am4963r application circuit f or ssop-16 package figure 11. typical applications of am4963/am4963r with ah921 hall sensor note 3: the package type of ah921 used here is sot-23-3, if to-92s-3 is used, please swap the connection of hin- and hin+.
data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 13 0 20406080100 0 20 40 60 80 100 v cc =12v t a =30 o c t a =38 o c output duty cycle (%) input duty cycle (%) 5678910 24 26 28 30 32 34 36 38 40 r t =tsm2a103f39h1rz low corner temperature ( 0 c) r8 (k ) 40 60 80 100 120 140 160 180 200 220 240 32 34 36 38 40 42 input duty cycle=100% t l =30 0 c high corner temperature ( o c) r9 (k ) 28 30 32 34 36 38 40 0 20 40 60 80 100 input duty cycle=20% input duty cycle=50% input duty cycle=70% input duty cycle=100% output duty cycle (%) t a ( o c) t h t l typical application (note 4, continued) note 4: some typical performance curves of applications based on circuits above (figure 10, 11) are shown as below (r1 to r6 open, r8=8k , r9=150k ). figure 12. output duty cycle vs. input duty cycle figure 13. output duty cycle vs. t a figure 14. low corner temperature vs. r8 figure 15. high corner te mperature vs. r9 (note 5) note 5: 1) low corner temperature (t l ) is set by thermal resistor r t and r8; r t =r8 when at temperature t l. 2) high corner temperature (t h ) can be expressed as: t h t l +5*r9/100k. 3) first, set t l , then t h .
data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 14 mechanical dimensions htssop-14 unit: mm(inch) 6. 350(0. 250) 6. 550(0. 258) 1. 470(0. 058) 1. 570(0. 062) 1. 450(0. 057) 1. 550(0. 061) 0. 750(0. 030) 0. 850(0. 033) 0. 650(0. 026) bsc 1. 300(0. 051) bsc 6. 200(0. 244) 6. 600(0. 260) 0. 340(0. 013) 0. 540(0. 021) 1. 200(0. 047) max 0. 050(0. 002) 0. 200(0. 008) 0.900(0. 035) 1.050(0. 041) 4. 300( 0. 169) 4. 500( 0. 177) see detail a 0. 250(0. 010) bsc r0.090(0.004) min r0. 090(0. 004) min 0. 200(0. 008) min 10 14 0. 450(0. 018) 0. 750(0. 030) 1. 000(0. 039) ref 0 8 detail a note: eject hole, oriented hole and mold mark is optional. 0.200(0.008) or 1.480(0.058) 0.280(0.011) or 1.610(0.063) 0.100(0.004) 0.150(0.006) 0.100(0.004) 0.190(0.007) 0.200(0.008) or 1.470(0.058) 0.240(0.009) or 1.570(0.062) base metal
data sheet single phase full wave direct pwm motor driver am4963/am4963r sep. 2011 rev. 1. 0 bcd semiconductor manufacturing limited 15 mechanical dimensions (continued) ssop-16 unit: mm(inch) o o o o o o
important notice bcd semiconductor manufacturing limited reserves the right to make changes without further not ice to any products or specifi- cations herein. bcd semiconductor manufacturing limited does not as sume any responsibility for us e of any its products for any particular purpose, nor does bcd semiconductor manufacturi ng limited assume any liability aris ing out of the application or use of any its products or circui ts. bcd semiconductor manufacturing limited does not convey any license under its patent rights or other rights nor the rights of others. - wafer fab shanghai sim-bcd semiconductor manufacturing co., ltd. 800 yi shan road, shanghai 200233, china tel: +86-21-6485 1491, fax: +86-21-5450 0008 main site regional sales office shenzhen office shanghai sim-bcd semiconductor manuf acturing co., ltd., shenzhen office unit a room 1203, skyworth bldg., gaoxin ave.1.s., nanshan district, shenzhen, china tel: +86-755-8826 7951 fax: +86-755-8826 7865 taiwan office bcd semiconductor (taiwan) company limited 4f, 298-1, rui guang road, nei-hu district, taipei, taiwan tel: +886-2-2656 2808 fax: +886-2-2656 2806 usa office bcd semiconductor corp. 30920 huntwood ave. hayward, ca 94544, usa tel : +1-510-324-2988 fax: +1-510-324-2788 - headquarters bcd semiconductor manufacturing limited no. 1600, zi xing road, shanghai zizhu sc ience-based industrial park, 200241, china tel: +86-21-24162266, fax: +86-21-24162277 bcd semiconductor manufacturing limited important notice bcd semiconductor manufacturing limited reserves the right to make changes without further not ice to any products or specifi- cations herein. bcd semiconductor manufacturing limited does not as sume any responsibility for us e of any its products for any particular purpose, nor does bcd semiconductor manufacturi ng limited assume any liability aris ing out of the application or use of any its products or circui ts. bcd semiconductor manufacturing limited does not convey any license under its patent rights or other rights nor the rights of others. - wafer fab shanghai sim-bcd semiconductor manufacturing limited 800, yi shan road, shanghai 200233, china tel: +86-21-6485 1491, fax: +86-21-5450 0008 bcd semiconductor manufacturing limited main site regional sales office shenzhen office shanghai sim-bcd semiconductor manuf acturing co., ltd. shenzhen office advanced analog circuits (shanghai) corporation shenzhen office room e, 5f, noble center, no.1006, 3rd fuzhong road, futian district, shenzhen 518026, china tel: +86-755-8826 7951 fax: +86-755-8826 7865 taiwan office bcd semiconductor (taiwan) company limited 4f, 298-1, rui guang road, nei-hu district, taipei, taiwan tel: +886-2-2656 2808 fax: +886-2-2656 2806 usa office bcd semiconductor corporation 30920 huntwood ave. hayward, ca 94544, u.s.a tel : +1-510-324-2988 fax: +1-510-324-2788 - ic design group advanced analog circuits (shanghai) corporation 8f, zone b, 900, yi shan road, shanghai 200233, china tel: +86-21-6495 9539, fax: +86-21-6485 9673 bcd semiconductor manufacturing limited http://www.bcdsemi.com bcd semiconductor manufacturing limited

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