BD9421F LED Drivers

ROHM

Description

Datasheet LED Drivers for LCD Backlights White LED Driver for large LCD Panels (DCDC Converter Type) BD9421F General .
BD9421F is high efficiency driver for white LED.

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BD9421F Datasheet Preview — Preview of BD9421F PDF

Datasheet Specifications

Part number: BD9421F
Manufacturer: ROHM ↗
File Size: 1.10 MB
Datasheet: BD9421F-ROHM.pdf
Description: LED Drivers

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
* LED protection function(OPEN/SHORT protection)[PWM-indepe

Applications

* LED driver for TV, Monitor and LCD Back Light Package SOP24 W(Typ) x D(Typ) x H(Max) 15.00mm x 7.80mm x 2.01mm Pin Pitch 1.27mm Figure 1. SOP24 Typical Application Circuit STB PWM REG75 VCC N PGND AGND CS OVP STB BSx CLx PWM RT FB VREF FAIL VREF Figure 2. Typical Application

BD9421F Distributors

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BD9421F LED Drivers ROHM

ROHM BD9421F-like datasheet