DK125 - Offline switching power supply controller

Product Overview

DongKe Semicondutor

Datasheet Details

Part number	DK125
Manufacturer	DongKe Semicondutor
File Size	528.84 KB
Description	Offline switching power supply controller
Datasheet	DK125 Datasheet
Additional preview pages of the DK125 datasheet.

Product details

Description

The DK125 is a secondary side fly-back type AC-DC Switch Mode Power Controlling IC.

Designed with high integration CMOS circuit, it has protection functions for short circuit, secondary side open circuit, over temperature, over voltage and so on.

Features

90V.
265V wide range AC power input.
Built-in 700V HV BJT.
Internal integrated high voltage starting circuit, no need for additional resistance.
Burst mode (22kHz Intermittent operation mode).
Standby power consumption < 0.3W.
65KHz PWM switching frequency.
4KV ESD.
Internal power compensation circuit to keep the stability of output in different input situation.
Patented self-power supply design, no need for auxiliary winding in transformer.
Inter.

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Published: Jun 1, 2018 |