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User's Guide
BQ25175EVM Evaluation Module
Nick Brylski
This user's guide describes the characteristics, operation, and use of the BQ25175EVM evaluation module
(EVM). This EVM is designed to help the user evaluate and test the various operating modes of the BQ25175.
This user's guide includes setup instructions for the hardware and software, a schematic diagram, a bill of
materials (BOM), and PCB layout drawings for the evaluation module.
Throughout this user's guide, the abbreviations EVM, BQ25175EVM, BMS036, and the term evaluation module
are synonymous with the BMS036 evaluation module, unless otherwise noted.
1
Introduction.............................................................................................................................................................................2
1.1 Printed Circuit Board Assembly.........................................................................................................................................
Descriptions..................................................................................................................................................................2
2 Test Summary.........................................................................................................................................................................
2.1 Equipment..........................................................................................................................................................................
2.2 Cautions.............................................................................................................................................................................
2.3 Test Instructions.................................................................................................................................................................
Layout......................................................................................................................................................................4
3.2 Schematic..........................................................................................................................................................................
Materials...................................................................................................................................................................7
4 Revision History...................................................................................................................................................................
Trademarks
All trademarks are the property of their respective owners.
Hot surface! Contact may cause burns. Do not touch!
Some components may reach high temperatures >55°C when the board is powered on. The user must
not touch the board at any point during operation or immediately after operating, as high temperatures
may be present.
SLUUCI4 - MAY 2021
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ABSTRACT

Table of Contents

Materials...................................................................................................................4
WARNING
Copyright © 2021 Texas Instruments Incorporated
Table of Contents
BQ25175EVM Evaluation Module
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Summary of Contents for Texas Instruments BQ25175EVM

  • Page 1: Table Of Contents

    Nick Brylski ABSTRACT This user’s guide describes the characteristics, operation, and use of the BQ25175EVM evaluation module (EVM). This EVM is designed to help the user evaluate and test the various operating modes of the BQ25175. This user’s guide includes setup instructions for the hardware and software, a schematic diagram, a bill of materials (BOM), and PCB layout drawings for the evaluation module.
  • Page 2: Introduction

    1 Introduction The Texas Instruments BQ25175EVM is a Li-Ion and Li-Poly chemistry battery charger IC for 4.35-V single cell. Charging current can be set from 60 mA to 600 mA with external resistor on ISET. 1.1 Printed Circuit Board Assembly The BQ25175EVM PCB contains the BQ25175 IC and support circuits.
  • Page 3: Test Summary

    This section describes the jumpers and connectors on the EVM as well as how to properly connect, setup, and use the BQ25175EVM. Note that the default jumper setting of headers are marked with white bars to indicate the shorting jumper position.
  • Page 4: Board Layout, Schematic, And Bill Of Materials

    3.1 Board Layout The board layout is shown in Figure 3-1 Figure 3-6. Figure 3-1. Top Overlay Figure 3-2. Top Solder Figure 3-3. Top Layer BQ25175EVM Evaluation Module SLUUCI4 – MAY 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 5 Board Layout, Schematic, and Bill of Materials Figure 3-4. Bottom Layer Figure 3-5. Bottom Solder Figure 3-6. Bottom Overlay SLUUCI4 – MAY 2021 BQ25175EVM Evaluation Module Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 6: Schematic

    Board Layout, Schematic, and Bill of Materials www.ti.com 3.2 Schematic The BQ25175EVM schematic is shown in Figure 3-7. VOUT VOUT 3.0V -- 6.5V VOUT 4.2V 1µF 1µF 1µF 1µF 1.00k STAT STAT STAT Charge Disable 10.0k ISET 50k Ohm 10.0k...
  • Page 7: Bill Of Materials

    0.650" W x 0.200" H - 10,000 per roll 1.00k RES, 1.00 k, 0402 CRCW04021K00F Vishay-Dale 1%, 0.063 W, AEC- Q200 Grade 0, 0402 SLUUCI4 – MAY 2021 BQ25175EVM Evaluation Module Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 8 GRT188R61H105M MuRata 50 V,+/- 20%, X5R, E13D AEC-Q200 Grade 3, 0603 CAP, CERM, 1 µF, 0402 GRM155R61C105 MuRata 16 V,+/- 20%, X5R, MA12D 0402 BQ25175EVM Evaluation Module SLUUCI4 – MAY 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 9 0603 RC0603FR-0710KL Yageo 0.1 W, 0603 Unless otherwise noted in the Alternate PartNumber and/or Alternate Manufacturer columns, all parts may be substituted with equivalents. SLUUCI4 – MAY 2021 BQ25175EVM Evaluation Module Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 10: Revision History

    Revision History www.ti.com 4 Revision History DATE REVISION NOTES May 2021 Initial Release BQ25175EVM Evaluation Module SLUUCI4 – MAY 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 11 STANDARD TERMS FOR EVALUATION MODULES Delivery: TI delivers TI evaluation boards, kits, or modules, including any accompanying demonstration software, components, and/or documentation which may be provided together or separately (collectively, an “EVM” or “EVMs”) to the User (“User”) in accordance with the terms set forth herein.
  • Page 12 www.ti.com Regulatory Notices: 3.1 United States 3.1.1 Notice applicable to EVMs not FCC-Approved: FCC NOTICE: This kit is designed to allow product developers to evaluate electronic components, circuitry, or software associated with the kit to determine whether to incorporate such items in a finished product and software developers to write software applications for use with the end product.
  • Page 13 www.ti.com Concernant les EVMs avec antennes détachables Conformément à la réglementation d'Industrie Canada, le présent émetteur radio peut fonctionner avec une antenne d'un type et d'un gain maximal (ou inférieur) approuvé pour l'émetteur par Industrie Canada. Dans le but de réduire les risques de brouillage radioélectrique à...
  • Page 14 www.ti.com EVM Use Restrictions and Warnings: 4.1 EVMS ARE NOT FOR USE IN FUNCTIONAL SAFETY AND/OR SAFETY CRITICAL EVALUATIONS, INCLUDING BUT NOT LIMITED TO EVALUATIONS OF LIFE SUPPORT APPLICATIONS. 4.2 User must read and apply the user guide and other available documentation provided by TI regarding the EVM prior to handling or using the EVM, including without limitation any warning or restriction notices.
  • Page 15 Notwithstanding the foregoing, any judgment may be enforced in any United States or foreign court, and TI may seek injunctive relief in any United States or foreign court. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2019, Texas Instruments Incorporated...
  • Page 16 TI products. TI’s provision of these resources does not expand or otherwise alter TI’s applicable warranties or warranty disclaimers for TI products.IMPORTANT NOTICE Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2021, Texas Instruments Incorporated...

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