DK503 Datasheet - DongKe Semicondutor

DK503 Adjustable BUCK switching power supply

Chip power pin Chip power pin Feedback foot Power supply pin Input Pin, external rectified DC input voltage http://www.dkpower.cn 2 EXTREME WORKING RANGE Project Symbols Min Supply voltage VDD US -0.3 PIN voltage UPV -0.3 Breakdown Voltage UPP -0.3 Peak current IPEAK Total dissipati.

DK503 Features

* Full voltage input 85V-265V

* Built-in 700V high voltage power tube

* High voltage constant current starting circuit is integrated inside, no external starting resistance is needed

* Patented self-powered technology, no external auxiliary winding power supply

* Built-in peak cu

DK503 Datasheet (629.86 KB)