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ICE2AS01G 产品设计参考手册 - Infineon（英飞凌）
制造商:
Infineon（英飞凌）
分类:
AC-DC转换器
封装:
PG-DSO-8
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
典型应用电路图在P6
原理图在P14P19
导航目录
ICE2AS01G数据手册
Page:
of 37 Go
若手册格式错乱，请下载阅览PDF原文件
ICE2PCSxx
Table of Contents Page
Application Note 4 2008-08-01
1 Introduction ...................................................................................................................................5
2 Boost PFC design with ICE2PCXX ..............................................................................................7
2.1 Target specification .........................................................................................................................7
2.2 Bridge rectifier .................................................................................................................................7
2.3 Power MOSFET and Gate Drive Circuit .........................................................................................7
2.4 Boost Diode.....................................................................................................................................8
2.5 Boost inductor .................................................................................................................................9
2.6 AC line current filter.......................................................................................................................11
2.7 Boost Output Bulk Capacitance ....................................................................................................12
2.8 Current Sense Resistor.................................................................................................................12
2.9 Output voltage sensing divider......................................................................................................13
2.10 Frequency setting (only for ICE2PCS01)......................................................................................13
2.11 AC Brown-out Shutdown (only for ICE2PCS02)...........................................................................14
2.12 IC supply .......................................................................................................................................15
2.13 PCB layout guide ..........................................................................................................................16
3 Voltage loop and current loop compensation..........................................................................17
3.1 How to achieve PFC function without sinusoidal reference sensing ............................................18
3.2 Current Loop Regulation and Transfer Function...........................................................................19
3.3 Voltage Loop Compensation.........................................................................................................22
3.4 Design Example ............................................................................................................................28
3.5 Vcomp and M1, M2 value at full load condition ............................................................................29
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