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HV9931 - Unity Power Factor LED Lamp Driver

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Microchip

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HV9931 Unity Power Factor LED Lamp Driver by Microchip - Datasheet Preview — Datasheet preview – HV9931

Datasheet Details

Part number	HV9931
Manufacturer	Microchip
File Size	1.79 MB
Description	Unity Power Factor LED Lamp Driver
Datasheet	HV9931 Datasheet
Additional preview pages of the HV9931 datasheet.

Product details

Description

The HV9931 is a fixed-frequency PWM controller IC designed to control an LED lamp driver using a single-stage PFC buck-boost-buck topology.

Features

Constant Output Current LED Driver.
Large Step-Down Ratio.
Unity Power Factor.
Low-Input Current Harmonic Distortion.
Fixed-Frequency or Fixed Off-Time Operation.
Internal 450V Linear Regulator.
Input and Output Current Sensing.
Input Current Limit.
Enable Pulse-Width Modulation (PWM) Dimming and Phase Dimming.

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Published: Feb 5, 2024 |