产品目录 PRODUCT
产品详情
简单介绍:
上海图一PT4401E23F-20MA是一款三路并联LED白光驱动芯片,PT4401E23F-20MA能够驱动3-4颗LED,PT4401E23F-20MA输出电流为20MA,PT4401E23F-20MA效率高达86%,PT4401E23F-20MA外围线路非常简单,不需要电阻、电容,均流设计(恒流源),PT4401E23F-20MA抗干扰能力强、性价比高,PT4401E23F-20MA有SOT
详情介绍:
FEATURES
No external component required
Fixed 20mA sinking current
Individual current sink circuit for each output to prevent
short/open
circuit on LEDs
PTC LED current for luminosity compensation
3 channels (PT4401/SOT23-6) and 4 channels (PT4402/MSOP-8)
available
PWM tuned LED brightness through EN pin
Supply voltage range 2.7V~6.0V
0.1uA standby current