
ADP1046A 100Watt
Evaluation board PRD1386
Rev. 1.3 | Page 2 of 55
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