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HV9910NG-G Datasheet(PDF) 7 Page - Supertex, Inc |
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HV9910NG-G Datasheet(HTML) 7 Page - Supertex, Inc |
7 / 8 page 7 HV9910 Figure 2: HV9910 Buck driver for a simple 900mA HB LED (V IN = 8 - 30V) D2 B140-13 7 5 2 4 8 6 U2 Q2 VN3205 12 L2 220µH R10 0.27Ω C7 10µF, 35V LD PWMD CS Gate RT VDD VIN = 8-30V V IN +1 V IN -1 HB LED 900mA at 4.5V HV9910 PWMD1 C6 10µF, 35V C5 2.2µF, 10V 3 1 R11 267KΩ Figure 1: Typical Application Circuit 0.2Ω AC Input 85 - 135VAC LEDs VIN VDD RT CS GATE 68µF 160V Optional for PFC LED(s) - a string of HB LEDs, 16 diodes HV9910 220nF 400V 750μH VN2224 BYV26B 280 kΩ 1.0μF 10V 1N4004 1N4004 1N4004 1N4004 1N4004 1N4004 1N4004 68µF 160V 0.1µF 250V 0.1µF 250V 1.0nF 250V 0.1µF 250V 2A 250V 2R NTC LD PWM_D GND Coilcraft BUSH-2820R5b |
Similar Part No. - HV9910NG-G |
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Similar Description - HV9910NG-G |
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