Texas Instruments Isolated Flyback Topology Module for TPS55340 TPS55340EVM-148 TPS55340EVM-148 数据表
产品代码
TPS55340EVM-148
User's Guide
SLVU751A – July 2012 – Revised June 2013
TPS55340EVM-148, 8V to 24V Input, 5V Output Flyback
Evaluation Module
This user’s guide contains information for the TPS55340EVM-148 evaluation module (also called
PWR148) as well as the TPS55340 DC/DC converter. The document includes the performance
specifications, schematic, and the bill of materials for the TPS55340EVM-148.
PWR148) as well as the TPS55340 DC/DC converter. The document includes the performance
specifications, schematic, and the bill of materials for the TPS55340EVM-148.
Contents
1
Background
..................................................................................................................
2
Performance Specification Summary
.....................................................................................
3
Modifications
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4
Test Setup and Results
....................................................................................................
5
Board Layout
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6
Schematic and Bill of Materials
..........................................................................................
List of Figures
1
Efficiency
.....................................................................................................................
2
Light-Load Efficiency
.......................................................................................................
3
Output Voltage Load Regulation
..........................................................................................
4
Output Voltage Line Regulation
...........................................................................................
5
Load Transient Response
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6
Loop Response
..............................................................................................................
7
Maximum Load Output Voltage Ripple
...................................................................................
8
DCM Output Voltage Ripple
...............................................................................................
9
Pulse-Skipping Output Voltage Ripple
...................................................................................
10
Input Voltage Ripple
........................................................................................................
11
DCM Input Voltage Ripple
.................................................................................................
12
SW Pin Voltage Overshoot
................................................................................................
13
Turn On With EN
............................................................................................................
14
Turn Off With EN
............................................................................................................
15
Turn On With V
IN
............................................................................................................
16
Turn Off With V
IN
............................................................................................................
17
Top-Side Assembly and Silk
.............................................................................................
18
Top-Side Layout
...........................................................................................................
19
Internal Layer-1 Layout
...................................................................................................
20
Internal Layer-2 Layout
...................................................................................................
21
Bottom-Side Layout
.......................................................................................................
22
Schematic
..................................................................................................................
List of Tables
1
Input Voltage and Output Current Summary
............................................................................
2
Performance Specification Summary
.....................................................................................
3
EVM Connectors and Test Points
........................................................................................
4
Bill of Materials
.............................................................................................................
1
SLVU751A – July 2012 – Revised June 2013
TPS55340EVM-148, 8V to 24V Input, 5V Output Flyback Evaluation Module
Copyright © 2012–2013, Texas Instruments Incorporated