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HV9921 - 3-Pin Switch-Mode LED Lamp Driver

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Datasheet Details

Part number HV9921
Manufacturer Supertex
File Size 469.25 KB
Description 3-Pin Switch-Mode LED Lamp Driver
Datasheet download datasheet HV9921 Datasheet
Additional preview pages of the HV9921 datasheet.

Product details

Description

The HV9921 is a pulse width modulated (PWM) high-efficiency LED driver control IC.

It allows efficient operation of LED strings from voltage sources ranging up to 400VDC.

The HV9921 includes an internal high voltage switching MOSFET controlled with fixed off-time (TOFF) of approximately 10.5μs.

Features

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