Texas Instruments TPS54339E Evaluation Module TPS54339EEVM-056 TPS54339EEVM-056 Scheda Tecnica

This user's guide contains information for the TPS54339EEVM-056 evaluation module as well as for the
TPS54339E. Included are the performance specifications, schematic, and the bill of materials of the
TPS54339EEVM-056.

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

Closed Loop Response

...........................................................................................

4.7

Load Transient Response

........................................................................................

4.8

Output Voltage Ripple

.............................................................................................

4.9

Input Voltage Ripple

...............................................................................................

4.10

Start-Up

............................................................................................................

4.11

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

..........................................................................................................

1

TPS54339EEVM-056 Efficiency

..........................................................................................

2

TPS54339EEVM-056 Light-Load Efficiency

.............................................................................

3

TPS54339EEVM-056 Load Regulation, V

IN

= 5 V and V

IN

= 12 V.

...................................................

4

TPS54339EEVM-056 Line Regulation

...................................................................................

5

TPS54339EEVM-056 Closed Loop Response

..........................................................................

6

TPS54339EEVM-056 Load Transient Response

.......................................................................

7

TPS54339EEVM-056 Output Voltage Ripple (I

OUT

= 3 A)

..............................................................

8

TPS54339EEVM-056 Output Voltage Ripple (I

OUT

= 150 mA)

........................................................

9

TPS54339EEVM-056 Output Voltage Ripple (I

OUT

= 0 A)

..............................................................

10

TPS54339EEVM-056 Input Voltage Ripple

............................................................................

11

TPS54339EEVM-056 Start-Up Relative to V

IN

with SS

...............................................................

12

TPS54339EEVM-056 Start-Up Relative to EN with SS

..............................................................

Eco-Mode, D-CAP2, eco-mode are trademarks of Texas Instruments.

1

SLVU814 – November 2012

Copyright © 2012, Texas Instruments Incorporated