BD9420F Datasheet - ROHM

BD9420F White LED Driver

BD9420F is high efficiency driver for white LED. This is designed for large sized LCD. BD9420F is built-in DCDC converter that supply appropriate voltage for light source. BD9420F is also built-in protection function for abnormal state such as OVP: over voltage protection, OCP: over current limit pr.

BD9420F Features

* 6ch LED constant current driver(External PNP Tr Type)

* Maximum LED setting current 500mA(VREF Pin setting)

* ±2% LED current accuracy(VREF=0.9V setting)

* Built-in DC/DC converter

* Analog Dimming(Linear) function

* Built-in PWM-independent soft start circuit

* LED pro

BD9420F Datasheet (2.11 MB)