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参数资料
型号： ADP1046-100-EVALZ
厂商： Analog Devices Inc
文件页数： 2/48页
文件大小： 0K
描述： BOARD EVAL FOR ADP1046-100
标准包装： 1
主要目的： 电源管理，电源监控器/跟踪器/序列发生器
嵌入式： 否
已用 IC / 零件： ADP1046
已供物品： 板

UG-320
TABLE OF CONTENTS
Features .............................................................................................. 1
Reference Design Contents ............................................................. 1
Caution ............................................................................................... 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Demo Board Specifications ............................................................. 3
Topology and Circuit Description.................................................. 4
Advantages of interleaving .............................................................. 5
Connectors ........................................................................................ 7
Settings Files and EEPROM ............................................................ 8
Evaluation Board .............................................................................. 9
Equipment ..................................................................................... 9
Setup ............................................................................................... 9
Board Settings ............................................................................. 11
Theory of Operation ...................................................................... 13
During Startup ............................................................................ 13
During Steady State .................................................................... 13
Configuring Flag Settings .............................................................. 14
PWM Settings ................................................................................. 15
Fan Control ................................................................................. 16
Dynamic Phase Shedding and Standby Power ....................... 16
Board Evaluation and Test Data ................................................... 17
Startup .......................................................................................... 17
Transformer Primary Waveform .............................................. 19
Primary Current ......................................................................... 19
Drain Voltage and Current ........................................................ 20
Evaluation Board User Guide
Synchronous Rectifier Peak Inverse Voltage (PIV) ............... 21
Output Ripple ............................................................................. 21
Transient Voltage ........................................................................ 22
Phase Shedding Turn-On/Off Time ........................................ 25
Primary Current During Load Transient ................................ 26
Output Overcurrent Protection................................................ 27
Digital Current Sharing ............................................................. 27
Closed-Loop Frequency Response........................................... 28
Efficiency ..................................................................................... 28
CS1 Linearity............................................................................... 28
ACSNS Linearity ........................................................................ 29
CS2 Linearity............................................................................... 29
No Load Power ........................................................................... 29
Thermal Performance ................................................................ 30
Evaluation Board Schematics and Artwork ................................ 31
Main Board Schematic .............................................................. 31
Interfaces Schematic .................................................................. 32
Daughter Card Schematic ......................................................... 33
Main Board Layout .................................................................... 34
Daughter Card Layout ............................................................... 37
Bill of Materials ............................................................................... 39
Appendix I—Transformer Specifications.................................... 42
Appendix II—Output Inductor Specifications ........................... 43
Appendix III—Register File (ADP1046_I2SF_032011.46r) ..... 44
Appendix IV—Board File (ADP1046_I2SF_032011.46b) ........ 47
Related Links ................................................................................... 48
CS1 Pin Voltage and Current Balancing of Phases ................ 20
REVISION HISTORY
8/12—Rev. 0 to Rev. A
Added Figure 74; Renumbered Sequentially .............................. 30
Change to Table 6 ........................................................................... 40
4/12—Revision 0: Initial Version
Rev. A | Page 2 of 48
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ADP1046AACPZ-R7 功能描述:初级与次级侧 PWM 控制器 RoHS:否 制造商:ON Semiconductor 输出端数量:1 开关频率:250 KHz 工作电源电压:- 0.3 V to + 28 V 最大工作温度:+ 85 C 最小工作温度:- 5 C 封装 / 箱体:SOIC-8 Narrow 封装:Reel
ADP1046AACPZ-RL 功能描述:初级与次级侧 PWM 控制器 RoHS:否 制造商:ON Semiconductor 输出端数量:1 开关频率:250 KHz 工作电源电压:- 0.3 V to + 28 V 最大工作温度:+ 85 C 最小工作温度:- 5 C 封装 / 箱体:SOIC-8 Narrow 封装:Reel
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