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User’s Guide

TPS65270 Buck Converter Evaluation Module User's
Guide

Table of Contents

1 Introduction

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2

2 Background

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3

3 Schematic

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4

4 Board Layout

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5

5 Bench Test Setup Conditions

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6

5.1 Headers Description and Jumper Placement.....................................................................................................................

6

5.2 Jumpers..............................................................................................................................................................................

7

6 Power-Up Procedure

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8

7 Bill of Materials

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9

8 Revision History

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9

Trademarks

All trademarks are the property of their respective owners.

www.ti.com

Table of Contents

SLVU474C – AUGUST 2011 – REVISED MAY 2021

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TPS65270 Buck Converter Evaluation Module User's Guide

1

Copyright © 2021 Texas Instruments Incorporated

Содержание TPS65270

Страница 1: ...Headers Description and Jumper Placement 6 5 2 Jumpers 7 6 Power Up Procedure 8 7 Bill of Materials 9 8 Revision History 9 Trademarks All trademarks are the property of their respective owners www ti com Table of Contents SLVU474C AUGUST 2011 REVISED MAY 2021 Submit Document Feedback TPS65270 Buck Converter Evaluation Module User s Guide 1 Copyright 2021 Texas Instruments Incorporated ...

Страница 2: ...S65270 PMIC as well as the support documentation including schematic and bill of materials Introduction www ti com 2 TPS65270 Buck Converter Evaluation Module User s Guide SLVU474C AUGUST 2011 REVISED MAY 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated ...

Страница 3: ...utput Current Summary EVM TEST CONDITIONS OUTPUT CURRENT RANGE TPS65270EVM VIN 4 5 V to 16 V fsw 620 kHz Buck1 1 8 V up to 2 A Buck2 1 2 V up to 3 A 25 C ambient This evaluation module is designed to provide access to the features of the TPS65270 Some modifications can be made to this module to test performance at different input and output voltages current and frequency operation Please contact T...

Страница 4: ...igure 3 1 TPS65270 Schematic Schematic www ti com 4 TPS65270 Buck Converter Evaluation Module User s Guide SLVU474C AUGUST 2011 REVISED MAY 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated ...

Страница 5: ... 4 2 Board Layout Top Layer Figure 4 3 Board Layout Bottom Layer www ti com Board Layout SLVU474C AUGUST 2011 REVISED MAY 2021 Submit Document Feedback TPS65270 Buck Converter Evaluation Module User s Guide 5 Copyright 2021 Texas Instruments Incorporated ...

Страница 6: ...1 Figure 5 1 Headers Description and Jumper Placement Test points A LX of VOUT1 B LX of VOUT2 VOUT1 VOUT2 VCC EN1 EN2 LOW_P Bench Test Setup Conditions www ti com 6 TPS65270 Buck Converter Evaluation Module User s Guide SLVU474C AUGUST 2011 REVISED MAY 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated ...

Страница 7: ... to disable VOUT2 connect EN2 to VIN to enable VOUT2 Leave open to enable VOUT2 JP3 Low Power Mode LOW_P Connect LOW_P to GND to enter forced PWM mode Connect LOW_P to VCC to enter automatic PSM PWM mode Cannot leave open www ti com Bench Test Setup Conditions SLVU474C AUGUST 2011 REVISED MAY 2021 Submit Document Feedback TPS65270 Buck Converter Evaluation Module User s Guide 7 Copyright 2021 Texa...

Страница 8: ...enable VOUT1 and VOUT2 respectively 3 Apply loads to the output connectors Power Up Procedure www ti com 8 TPS65270 Buck Converter Evaluation Module User s Guide SLVU474C AUGUST 2011 REVISED MAY 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated ...

Страница 9: ...c RES 0 OHM 1 10W 1 0603 SMD 15 2 R4A R5A 40 2K 603 Generic RES 40 2K OHM 1 10W 1 0603 SMD 16 1 R4B 32 4K 603 Generic RES 32 4K OHM 1 10W 1 0603 SMD 17 1 R5B 80 6K 603 Generic RES 80 6K OHM 1 10W 1 0603 SMD 18 2 R6 R7 200K 603 Generic RES 200K OHM 1 10W 1 0603 SMD 19 1 R8 383K 603 Generic RES 3830K OHM 1 10W 1 0603 SMD 20 2 R13 R24 47 603 Generic RES 47 OHM 1 10W 1 0603 SMD 21 3 TP1 TP2 TP3 5001 T...

Страница 10: ...mat for tables figures and cross references throughout the document 2 Updated user s guide title 2 Revision History www ti com 10 TPS65270 Buck Converter Evaluation Module User s Guide SLVU474C AUGUST 2011 REVISED MAY 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated ...

Страница 11: ...other than TI b the nonconformity resulted from User s design specifications or instructions for such EVMs or improper system design or c User has not paid on time Testing and other quality control techniques are used to the extent TI deems necessary TI does not test all parameters of each EVM User s claims against TI under this Section 2 are void if User fails to notify TI of any apparent defects...

Страница 12: ... These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation...

Страница 13: ...y for convenience and should be verified by User 1 Use EVMs in a shielded room or any other test facility as defined in the notification 173 issued by Ministry of Internal Affairs and Communications on March 28 2006 based on Sub section 1 1 of Article 6 of the Ministry s Rule for Enforcement of Radio Law of Japan 2 Use EVMs only after User obtains the license of Test Radio Station as provided in R...

Страница 14: ... any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electrical shock hazard User assumes all responsibility and liability for any improper or unsafe handling or use of the EVM by User or its employees affiliates contractors or designees 4 4 User assumes all...

Страница 15: ...OR DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT 9 Return Policy Except as otherwise provided TI does not offer any refunds returns or exchanges Furthermore no return of EVM s will be accepted if the package has been opened and no return of the EVM s will be accepted if they are damaged or otherwise not in a resalable condition If User feels it has...

Страница 16: ...s are subject to change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reproduction and display of these resources is prohibited No license is granted to any other TI intellectual property right or to any third party intellectual property right TI disclaims responsibility for and you wi...

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