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PT4219

Primary Side Offline LED Controller

PT4219 Features

* Constant Current Control Without Secondary Feed back Accurate Constant Current Output Quasi-Resonant Mode Operation Ultra-low（10uA）Start Up Current Low Quiescent Current (1mA) VCC Under Voltage Protection Over Voltage Protection

PT4219 General Description

The PT4219 is a primary side constant current controller which can achieve high power factor in a single stage converter, targeted to applications in solid state lighting. It is designed for the flyback topology, and regulates output current accurately without the secondary feedback loop. PT4219 wor.

PT4219 Datasheet (315.69 KB)

Preview of PT4219 PDF

Datasheet Details

Part number:

PT4219

Manufacturer:

PowTech

File Size:

315.69 KB

Description:

Primary side offline led controller.

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TAGS

PT4219 Primary Side Offline LED Controller PowTech

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