Table of Contents
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ADP1046A 100Watt
Evaluation board
TABLE OF CONTENTS
Features ....................................................................................................................................................................................... 1
Caution ......................................................................................................................................................................................... 1
ADP1046A Evaluation Board Overview ........................................................................................................................................ 1
Evaluation System Contents ........................................................................................................................................................ 1
Topology and Circuit Description .................................................................................................................................................. 4
Connectors ................................................................................................................................................................................... 4
Setting Files and EEPROM ...................................................................................................................................................... 6
Board Evaluation .......................................................................................................................................................................... 7
Equipment ................................................................................................................................................................................ 7
Setup ........................................................................................................................................................................................ 8
ADP1046A Programming Software ......................................................................................................................................... 10
Flags Settings Configurations ................................................................................................................................................. 11
General Settings and Softstart ................................................................................................................................................... 12
PWM AND SR Settings .............................................................................................................................................................. 15
CS1 OR Input Current Setting .................................................................................................................................................... 16
CS2 OR Output Current Setting ................................................................................................................................................. 20
Light Load Mode ..................................................................................................................................................................... 22
Output Voltage Settings .............................................................................................................................................................. 24
Digital Filter Settings and Transient Analysis .............................................................................................................................. 27
OrFET Settings ........................................................................................................................................................................... 31
Full Bridge Phase Shifted Mode ................................................................................................................................................. 35
Line Voltage Feedforward .......................................................................................................................................................... 37
Appendix I - Schematic (Main Board) ........................................................................................................................................ 39
Appendix II - Schematic (Daughter Card) .................................................................................................................................. 40
Appendix III - Layout (Main Board) ............................................................................................................................................ 41
Appendix IV - Layout (Daughter Card) ...................................................................................................................................... 44
Appendix V - Transformer Specification ..................................................................................................................................... 47
Appendix VI - Output Inductor Specification ............................................................................................................................... 49
Appendix VII - Thermal Performance ......................................................................................................................................... 50
Appendix VII - Thermal Performance ......................................................................................................................................... 50
Appendix VIII - Efficiency and Voltage Regulation ..................................................................................................................... 52
Notes .......................................................................................................................................................................................... 55
REVISION HISTORY
10/03/2011-Revision 1.0: NSD
07/15/2012-Revision 2.0: SPM
08/03/2012-Revision 2.1: SPM
Rev. 1.3 | Page 2 of 55
PRD1386
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