HV9963 Closed Loop LED Driver

Supertex

Description

Supertex inc.Closed Loop LED Driver with Enhanced PWM Dimming .
The HV9963 is a current mode control LED driver IC designed to control single switch PWM converters (buck, boost, buckboost or SEPIC) in a constant f.

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Datasheet Specifications

Part number: HV9963
Manufacturer: Supertex
File Size: 481.18 KB
Datasheet: HV9963-Supertex.pdf
Description: Closed Loop LED Driver

Features

* Switch-mode controller for single switch converters
* Buck
* Boost
* Buck-boost and SEPIC High output current accuracy High PWM dimming ratio (>5000:1) Internal 40V linear regulator Internal ±2% voltage reference Constant fre

Applications

* RGB or white LED backlighting
* Battery powered LED lamps
* Other DC/DC LED drivers Typical Application Circuit D2 (optional) CIN Q1 D1 ROVP1 CO CPVDD CSC RCS ROVP2 VIN GND PVDD GT CS OVP FLT FB IREF Q2 HV9963 SYNC SS COMP RT PWMD HCP AVDD RREF1 RREF2 RS CHCP C

HV9963 Distributors

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HV9963 Closed Loop LED Driver Supertex

Supertex HV9963-like datasheet