Datasheet

Contents

1 Description ......................................................................................................................... 7

1.1 Typical Applications ..................................................................................................... 7

1.2 Features .................................................................................................................. 7

2 Electrical Performance Specifications ................................................................................... 8

3 Schematic .......................................................................................................................... 9

4 Test Setup ........................................................................................................................ 10

4.1 Test and Configuration Software .................................................................................... 10

4.2 Test Equipment ........................................................................................................ 10

4.3 Recommended Test Setup ........................................................................................... 11

4.4 USB Interface Adapter and Cable ................................................................................... 12

4.5 List of Test Points ...................................................................................................... 12

5 EVM Configuration Using the Fusion GUI ............................................................................. 14

5.1 Configuration Procedure .............................................................................................. 14

6 Test Procedure .................................................................................................................. 15

6.1 Line/Load Regulation and Efficiency Measurement Procedure .................................................. 15

6.2 Control Loop Gain and Phase Measurement Procedure ......................................................... 15

6.3 Efficiency ................................................................................................................ 16

6.4 Equipment Shutdown .................................................................................................. 16

7 Performance Data and Typical Characteristic Curves ............................................................ 16

7.1 Efficiency ................................................................................................................ 17

7.2 Load Regulation ........................................................................................................ 18

7.3 Bode Plot ................................................................................................................ 19

7.4 Transient Response ................................................................................................... 20

7.5 Output Ripple ........................................................................................................... 22

7.6 HDRV and Switch Node Voltage .................................................................................... 24

7.7 Turnon Waveform ...................................................................................................... 25

8 EVM Assembly Drawing and PCB Layout ............................................................................. 26

9 Bill of Materials ................................................................................................................. 33

10 Screen Shots .................................................................................................................... 34

10.1 Fusion GUI Screen Shots ............................................................................................. 34

SLVU638–January 2012 Table of Contents

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