Texas Instruments TPS54339 Synchronous Step-Down DC/DC Converter Evaluation Module TPS54339EVM-056 TPS54339EVM-056 Datenbogen
Produktcode
TPS54339EVM-056
User's Guide
SLVU836 – January 2013
TPS54339EVM-056, 3-A, Regulator
Evaluation Module
This user's guide contains information for the TPS54339EVM-056 evaluation module as well as for the
TPS54339. Included are the performance specifications, schematic, and the bill of materials of the
TPS54339EVM-056.
TPS54339. Included are the performance specifications, schematic, and the bill of materials of the
TPS54339EVM-056.
Contents
1
Introduction
..................................................................................................................
2
Performance Specification Summary
.....................................................................................
3
Modifications
.................................................................................................................
3.1
Output Voltage Setpoint
...........................................................................................
3.2
Output Filter and Closed-Loop Response
......................................................................
4
Test Setup and Results
....................................................................................................
4.1
Input/Output Connections
.........................................................................................
4.2
Start-Up Procedure
................................................................................................
4.3
Efficiency
............................................................................................................
4.4
Load Regulation
....................................................................................................
4.5
Line Regulation
.....................................................................................................
4.6
Load Transient Response
........................................................................................
4.7
Output Voltage Ripple
.............................................................................................
4.8
Input Voltage Ripple
...............................................................................................
4.9
Start-Up
.............................................................................................................
4.10
Shut-Down
.........................................................................................................
5
Board Layout
...............................................................................................................
5.1
Layout
..............................................................................................................
6
Schematic, Bill of Materials, and Reference
...........................................................................
6.1
Schematic
.........................................................................................................
6.2
Bill of Materials
....................................................................................................
6.3
Reference
..........................................................................................................
List of Figures
1
TPS54339EVM-056 Efficiency
............................................................................................
2
TPS54339EVM-056 Light-Load Efficiency
...............................................................................
3
TPS54339EVM-056 Load Regulation, V
IN
= 5 V and V
IN
= 12 V
......................................................
4
TPS54339EVM-056 Line Regulation
.....................................................................................
5
TPS54339EVM-056 Load Transient Response
.........................................................................
6
TPS54339EVM-056 Output Voltage Ripple (I
OUT
= 3 A)
...............................................................
7
TPS54339EVM-056 Output Voltage Ripple (I
OUT
= 0 A)
...............................................................
8
TPS54339EVM-056 Input Voltage Ripple
...............................................................................
9
TPS54339EVM-056 Start-Up Relative to V
IN
with SS
..................................................................
10
TPS54339EVM-056 Start-Up Relative to EN with SS
................................................................
11
TPS54339EVM-056 Shut-Down Relative to V
IN
with SS
.............................................................
12
TPS54339EVM-056 Shut-Down Relative to EN with SS
.............................................................
13
Top Assembly
..............................................................................................................
D-CAP2 is a trademark of Texas Instruments.
1
SLVU836 – January 2013
TPS54339EVM-056, 3-A, Regulator Evaluation Module
Copyright © 2013, Texas Instruments Incorporated