HV9985 LED Driver

Supertex

Description

HV9985 www.DataSheet4U.com Three-Channel, Closed-Loop, Switch Mode LED Driver IC .
The HV9985 is a three-channel peak current mode PWM controller for driving single switch converters in a constant output current mode.

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Datasheet Specifications

Part number: HV9985
Manufacturer: Supertex
File Size: 901.56 KB
Datasheet: HV9985_Supertex.pdf
Description: LED Driver

Features

* Switch mode controller for single-switch converters
* Gate drivers optimized for driving Logic Level FETs
* 0.25A sourcing
* 0.5A sinking
* Typical ±2% absolute and string-to-string current accuracy (with ±1% sense resistors)
* High PWM dimming ratio up to 5000:1

Applications

* RGB backlight applications
* Boost, buck & SEPIC topologies
* Multiple string white LED driver applications Typical Application Circuit CIN D1b (Optional) L1 Q1a CIN1 D1a ROVP1a CO1 CSC1 CVDD CVDD1 RCS1 RSC1 CS1 GND1 ROVP1b VIN GND EN RT VDD VDD1 GT1 OVP1 FLT1 FDBK1 COMP1

HV9985 Distributors

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HV9985 LED Driver Supertex

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