STK730-020 datasheet(1/3 Pages) ISC

Part #	STK730-020

Description	Self-excitation Type Semi-Regulated Switching Regulator

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Manufacturer	ISC [Inchange Semiconductor Company Limited]

Direct Link	http://www.iscsemi.cn

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Thick Film Hybrid IC

INCHANGE

STK730-010

Self-excitation Type Semi-Regulated

Switching Regulator

Features

Package Dimensions

﹒Power MOSFET devices

unit:mm

﹒Ideal for semi-regulated control switching supplies

﹒Error detection circuit on-chip (40.5±0.5V

set reference voltage)

﹒Pin compatible with all other devices in the same

series of devices with 110 to 280W power ratings

﹒Higher oscillator frequency allows the use of

smaller pulse transformers

Applications

﹒CRT/CTV power supplies

﹒Office automation equipment power supplies

Block Diagram

Pin Functions

(1)

Vref(40.5V typ) input

(2)

Error detection level

(3)

Ground

(4)

Drive voltage input

(5)

TR1 gate

(6)

Amplifier circuit control

(7)

OCP setting level input

(8)

TR1 source

(9)

TR1 source

(11)

TR1 drain

(12)

TR1 drain

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Manufacturer	Part #	Datasheet	Description
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STK730-020 Datasheet(PDF) 1 Page - Inchange Semiconductor Company Limited

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