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HV9921

3-Pin Switch-Mode LED Lamp Driver

HV9921 Features

* Constant output current: - HV9921

* 20mA - HV9922

* 50mA - HV9923

* 30mA

* Universal 85 - 264VAC operation

* Fixed off-time buck converter

* Internal 475V power MOSFET Applications

* Decorative lighting

* Low power lighting fi

HV9921 General Description

HV9921/HV9922/HV9923 are pulse-width modulated (PWM), high-efficiency, LED driver control ICs. They allow efficient operation of LED strings from voltage sources ranging up to 400VDC. HV9921/22/23 include an internal high voltage switching MOSFET controlled with fixed off-time (TOFF) of approximatel.

HV9921 Datasheet (334.24 KB)

Preview of HV9921 PDF

Datasheet Details

Part number:

HV9921

Manufacturer:

Microchip ↗

File Size:

334.24 KB

Description:

3-pin switch-mode led lamp driver.

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TAGS

HV9921 3-Pin Switch-Mode LED Lamp Driver Microchip

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