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PT4203 Datasheet Primary Side CC Regulator

Manufacturer: PowTech

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Datasheet Details

Part number PT4203
Manufacturer PowTech
File Size 780.69 KB
Description Primary Side CC Regulator
Datasheet download datasheet PT4203 Datasheet

General Description

： PT4203 is targeted to below 10W LED lighting applications.

It is designed for the flyback topology, and regulates output current without the secondary feedback loop.

The PT4203 provide accurate CC (constant current) regulation with built in compensation circuitry.

Overview

PT4203 Primary Side CC Regulator for LED driver.

Key Features

  • z z z z z z z z z z CC Control Without Secondary Feed back Compensates transformer Inductor Variation Compensates Line Voltage Variation Drive NPN or DNMOS Output Over Voltage Protection Output Short Circuit Protection Feedback resistor open circuit protection Line Under Voltage Protection Cycle by Cycle Current Limit Over Temperature Protection.

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