product brief single phase full wave direct pwm motor driver am4963/am4963r oct. 2011 bcd semiconductor manufacturing limited 1 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 ssop-16 and htssop-14 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 parametric table v cc =12v supply voltage (v) 3.5 to 18 supply current (ma) v ct =l 15 output saturation (v) 1.2 output current (max) (a) 1.0 ct charge current ( a) 2.3 ct discharge current ( a) 0.23 ct charge and discharge ratio 10 fg output low level voltage (v) 0.2 rd output low level voltage (v) 0.2 benefits ? speed control by both thermistor and direct pwm ? minimum external components ? temperature high /low adjustable ? low startup voltage: 3.5v ? cost-effect solution additional available materials ? samples ? data sheet ? reliability report ? esd report
product brief single phase full wave direct pwm motor driver am4963/am4963r oct. 2011 bcd semiconductor manufacturing limited 2 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 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 pin configuration htssop-14 ssop-16 ordering information example 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 detailed information please refer to the relevant datasheet. sales office: shanghai no. 1600, zi xing road, shanghai zizhu science-based industrial park, 200241, china tel : 86-21-24162266 fax : 86-21-24162277 taiwan 4f, 298-1 rui guang road, nei-hu district, taipei, taiwan tel : 886-2-2656-2808 fax : 886-2-2656-2806 usa 30920 huntwood ave. hayward, ca 94544, usa tel : +1-510-324-2988 fax : +1-510-324-2788 shenzhen unit a room 1203, skyworth bldg., gaoxin ave.1.s., nanshan district, shenzhen, china tel : 86-755-8826 7951 fax : 86-755-8826 7865
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