IR1155S View Datasheet(PDF) - International Rectifier

Part Name

Description

Manufacturer

IR1155S

PROGRAMMABLE FREQUENCY, ONE CYCLE CONTROL PFC IC

International Rectifier 

Timing Diagrams

IR1155S

106.5% VREF

100% VREF

102.2% V REF

19% VREF

STAND_BY SOFT

(OLP)

START

OVP

NORMAL STAND-BY

(OLP)

Output Protection

VCC(ON)

VCC(UVLO)

UVLO

NORMAL

UVLO

VCC Undervoltage Lockout

www.irf.com

10

© 2011 International Rectifier

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