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HT7L4661 Datasheet - Holtek Semiconductor

HT7L4661 - Active PFC Non-isolation Buck LED Lighting Driver

The HT7L4661 is a Buck converter controller using quasi-resonant conversion technology.

It can be used for driving high-brightness LEDs with power factor correction in off-line applications.

The controller is implemented by driving an external power MOSFET and measuring and regulating a constant LED

HT7L4661 Features

* in the device include a rapid high voltage startup function and a 5V LDO output with a 1mA drive capability for external loads. There is also a linear dimming function to adjust the LED illumination level. The device also includes multiple protection features to protect it from fault conditions. The

HT7L4661-HoltekSemiconductor.pdf

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Datasheet Details

Part number:

HT7L4661

Manufacturer:

Holtek Semiconductor

File Size:

403.69 KB

Description:

Active pfc non-isolation buck led lighting driver.

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