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User's Guide
SLVU424–December 2010
TLV62065EVM-719
This user’s guide describes the characteristics, operation, and use of the TLV62065 evaluation module
(EVM). The TLV62065EVM-719 is a fully assembled and tested platform for evaluating the performance of
the TLV62065 2.0-A step-down converter. This document includes schematic diagrams, printed circuit
board (PCB) layout, bill of materials, and test data. Throughout this document, the abbreviations EVM,
TLV62065EVM, and the term evaluation module are synonymous with the TLV62065EVM-719 unless
otherwise noted.
Contents
1 Introduction .................................................................................................................. 2
2 TLV62065EVM Schematic ................................................................................................. 2
3 Connector and Test Point Descriptions .................................................................................. 3
4 Test Configuration .......................................................................................................... 4
5 TLV62065EVM Test Data .................................................................................................. 5
6 TLV62065EVM Assembly Drawings and Layout ...................................................................... 12
7 Bill of Materials ............................................................................................................. 17
List of Figures
1 TLV62065EVM Schematic................................................................................................. 2
2 Hardware Board Connection .............................................................................................. 4
3 TLV62065 Efficiency vs Load Current, PFM Mode .................................................................... 5
4 TLV62065 Efficiency vs Load Current.................................................................................... 6
5 TLV62065 Start-up Into 2.2-Ω Load...................................................................................... 6
6 TLV62065 Start-up With No Load ........................................................................................ 6
7 TLV62065 Shutdown Into 2.2-Ω Load.................................................................................... 7
8 TLV62065 Shutdown With No Load...................................................................................... 7
9 TLV62065 Output Voltage Ripple, PFM Mode.......................................................................... 8
10 TLV62065 Output Voltage Ripple, PWM Mode......................................................................... 8
11 TLV62065 Input Voltage Ripple........................................................................................... 9
12 TLV62065 Gain and Phase vs Frequency............................................................................... 9
13 TLV62065 Gain and Phase vs Frequency ............................................................................. 10
14 TLV62065 Transient Response, PFM Mode........................................................................... 10
15 TLV62065 Transient Response, PWM Mode.......................................................................... 11
16 TLV62065EVM Component Placement, Top View ................................................................... 12
17 TLV62065EVM Top-Side Copper, Top View .......................................................................... 13
18 TLV62065EVM Internal Layer 1, X-Ray View From Top............................................................. 14
19 TLV62065EVM Internal Layer 2, X-Ray View From Top............................................................. 15
20 TLV62065EVM Bottom-Side Copper, Bottom View................................................................... 16
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SLVU424–December 2010 TLV62065EVM-719
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