PT4219 - Primary Side Offline LED Controller

Name: PT4219
SKU: PT4219-826624

PowTech

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Datasheet Details

Part number	PT4219
Manufacturer	PowTech
File Size	315.69 KB
Description	Primary Side Offline LED Controller
Datasheet	PT4219-PowTech.pdf

PT4219 Product details

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.

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 by Voltage Holding Cycle by Cycle Current Limit Rcs Open Circuit Protection Transformer Winding Short Circuit Protection Output Open/Short Circuit Protection Over Temperature Protection.

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Published: Jul 21, 2014 |