DK3113 - Power Supply Controller

Product Overview

Datasheet Details

Part number	DK3113
Manufacturer	ETC
File Size	620.87 KB
Description	Power Supply Controller
Datasheet	DK3113 Datasheet
Additional preview pages of the DK3113 datasheet.

Product details

Description

1 OB is the power-on start pin.There is a start-up circuit inside that is connected to the high-voltage OC pin.This pin is left floating.2 VCC power supply pin, externally connect a 10UF~100UF energy storage capacitor to ground.3 GND Ground pin.4 NC: Empty pin, no electrical connection inside.5 FB feedback control terminal pin, connect 1nF~10nF capacitor to ground, and optocoupler to ground to control output.6 NC: Empty pin, no electrical connection inside.7,8 OC output pin

Features

l Input voltage 85V to 265V full voltage range l Built-in 700V power tube lBuilt -in self-powered circuit (patent), no auxiliary winding power supply required l Integrated self-starting circuit l Current mode PWM control l VCC operating voltage range 4V to 6V l 65Khz switching frequency l Automatically enters skip cycle mode when light load l Over temperature, over current, over voltage and over load protection l Standby power consumption is less than 0.3W l Frequency jitter reduces EMI filterin.

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Published: Feb 18, 2019 |