Datasheet > HT7A6322

HT7A6322

更新时间： 2024-03-03 10:10:56

品牌	Logo	应用领域
台湾合泰/盛群 - HOLTEK		/
页数	文件大小	规格书
10页	1130K
描述
Low Power Primary Switcher for Off Line SMPS

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HT7A6322 数据手册

HT7A6322

Low Power Primary Switcher for Off Line SMPS

Features

Applications

•ꢀ Fixedꢀ60kHzꢀswitchingꢀfrequency

•ꢀ Offꢀlineꢀpowerꢀsupplyꢀforꢀbatteryꢀchargerꢀadapters

•ꢀ StandbyꢀpowerꢀsupplyꢀforꢀTVꢀorꢀmonitors

•ꢀ Auxiliaryꢀsupplyꢀforꢀmotorꢀcontrol

•ꢀ 9Vꢀtoꢀ38VꢀwideꢀrangeꢀV_CCꢀvoltage

•ꢀ WideꢀACꢀinputꢀrangeꢀfromꢀ85V_ACꢀtoꢀ265V_AC

•ꢀ PWMꢀwithꢀcurrentꢀmodeꢀcontrol

•ꢀ Airꢀconditionerꢀpowerꢀsupply

•ꢀ AuxiliaryꢀUnderꢀVoltageꢀLockꢀOutꢀwithꢀhysteresis

•ꢀ Highꢀvoltageꢀstart-upꢀcurrentꢀsource

•ꢀ Excellentꢀstandbyꢀlowꢀpowerꢀconsumption

•ꢀ Electromagneticꢀovenꢀpowerꢀsupply

General Description

•ꢀ Over-temperature,ꢀOver-currentꢀandꢀOver-voltageꢀ

protectionꢀwithꢀauto-restart

TheꢀHT7A6322ꢀisꢀhighlyꢀfunctionallyꢀintegratedꢀlowꢀ

powerꢀprimaryꢀswitcherꢀdeviceꢀwhichꢀcombinesꢀanꢀ

integratedꢀPWMꢀcontrollerꢀwithꢀcurrentꢀmodeꢀcontrolꢀ

andꢀaꢀhighꢀvoltageꢀpowerꢀMOSFETꢀonꢀtheꢀsameꢀ

siliconꢀchip.

•ꢀ Integratedꢀ730VꢀMOSFET

•ꢀ Burstꢀmodeꢀunderꢀlowꢀloadꢀconditions

Typical Power Capability

Type

8SOP

12W

8DIP

20W

12W

European (195~265V_AC)

US (85~265V_AC)

Typical Performance Characteristics Application Circuit

Isolation Flyback Topology

Snubber Circuit

VOUT+

V^OUT-

Vac

VCC

HT7A6322

PC817

VSS

TL431

Rev. 1.20

January 18, 2018

12 3 4 5 6 7...10

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