HV9921N8-G

MICROCHIP  HV9921N8-G  发光二极管驱动器, 1输出, 降压逐步下降, 20V-400V输入, 20mA输出, TO-243AA-3

HV9921 恒定电流 LED 驱动器 IC

HV9921 是 PWM LED 驱动器 IC，可从 20 到 400V 直流或 85 到 265V 交流电压电源驱动 LED 灯串，从而提供 20mA 恒定电流输出。

### 特点

恒定输出电流：20mA

通用 85 至 265V 交流操作

固定断开时间降压转换器

内部 475V 功率 MOSFET

与三端双向可控硅开关元件调光器兼容

得捷:
IC LED DRIVER OFFL DIM SOT89-3

立创商城:
HV9921N8-G

欧时:
Microchip LED 驱动器集成电路 HV9921N8-G, 20 → 400 V 直流输入, 20mA输出, SOT-89-4

贸泽:
LED Lighting Drivers Switchmode PWM

e络盟:
MICROCHIP  HV9921N8-G  发光二极管驱动器, 1输出, 降压逐步下降, 20V-400V输入, 20mA输出, TO-243AA-3

艾睿:
LED Driver 350uA Supply Current 4-Pin3+Tab SOT-89 T/R

Allied Electronics:
Microchip HV9921N8-G LED Driver IC; 20 - 400 V ac 20mA 4-Pin SOT-89

Chip1Stop:
LED DRVR 4-Pin3+Tab SOT-89

TME:
Driver; Internal MOSFET; LED controller; 20÷400V; 20mA; SOT89-3

Verical:
LED Driver 350uA Supply Current 4-Pin3+Tab SOT-89 T/R

Newark:
# MICROCHIP  HV9921N8-G  Led Driver, Buck Step Down, PWM Dimming, 20V-400V in, 20mA out, TO-243AA-3