ICE2QS01 View Datasheet(PDF) - Infineon Technologies

Part Name

Description

MFG CO.

ICE2QS01

Quasi-Resonant PWM Controller

Infineon Technologies 

1 2 3 4 5 6 7 8 9 10 Next

Quasi-Resonant PWM Controller

ICE2QS01

Representative block diagram

2 Representative block diagram

ZC

1

REG

2

RReg

VREF

VZCT2

VZCT1

VOLP

VVCCOVP

Vvccuvp

VOPOVP

VcsSW

OLP

VCC

OVP

VCC

UVP

auto

restart

output

OVP

SWP

latch

off

ringing

suppression

time control

Zero-crossing

counter

up/down

counter

active burst

control

CS

3

HV

4, 5

VCC

7

Figure 2

power management

power cell

controller

Representative Blockdigram

current limitation /

foldback correction

Vcsth

current measurement

v1

Vos

on/off FF

gate driver

OUT

6

GND

8

Version 2.1

6

26 October 2007

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