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Microsoft, Windows are registered trademarks of Microsoft Corporation.
SLUUAO5B - August 2013 - Revised April 2014
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bq24295EVM-549 (PWR549) User's Guide
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Copyright © 2013-2014, Texas Instruments Incorporated
SLUUAO5B - August 2013 - Revised April 2014
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bq24295EVM-549 (PWR549) User's Guide
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Summary of Contents for Texas Instruments bq24295EVM-549

  • Page 1: Table Of Contents

    ..................Recommended Operating Conditions ........................Device ID ......................Bill of Materials Microsoft, Windows are registered trademarks of Microsoft Corporation. SLUUAO5B – August 2013 – Revised April 2014 bq24295EVM-549 (PWR549) User’s Guide Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 2: Introduction

    31 mils. The 4-layer PCB, has a stack up of a component/routing layer, GND layer, routing layer and a GND layer. A second choice is a 2-layer, 24-mil PCB, or thinner, with a component/routing layer and a GND plane layer. The bq24295EVM-549 REV B EVM is built on a 24- mil thick PCB.
  • Page 3: I/O Description

    Supply current, I Maximum input current from AC adapter input Output current, I Output current Operating junction temperature range, T °C SLUUAO5B – August 2013 – Revised April 2014 bq24295EVM-549 (PWR549) User’s Guide Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 4: Test Summary

    (F) Connect HPA172 USB interface adapter to the computer with a USB mini-cable and to J4 with the 10- pin ribbon cable. The connections are shown in Figure bq24295EVM-549 (PWR549) User’s Guide SLUUAO5B – August 2013 – Revised April 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 5: Connections Of The Hpa172 Kit

    (I) Turn on the computer. Launch the bq2429x evaluation software. The main window of the software is shown in Figure SLUUAO5B – August 2013 – Revised April 2014 bq24295EVM-549 (PWR549) User’s Guide Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 6: Procedure

    Set Input Current Limit to 500 mA • Set Charge Voltage Limit to 4.208 V • Set Fast Charge Current, ICHG to 512 mA bq24295EVM-549 (PWR549) User’s Guide SLUUAO5B – August 2013 – Revised April 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 7: Main Window With Enable Termination Unchecked

    Verify the device ID and JEITA shown in the software matches the following table: Assy Number EVM Part Number Device ID JEITA PWR549-001 bq24295EVM-549 bq24295 Disabled SLUUAO5B – August 2013 – Revised April 2014 bq24295EVM-549 (PWR549) User’s Guide Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 8: Buck Mode Switch Node Waveform, Vbus = 5 V, Vbat = 3.7 V

    V, VBAT = 3.7 V VBAT = 3.7 V Figure 8. Buck Mode Output Ripple, VBUS = 5 V, VBAT = 3.7 V bq24295EVM-549 (PWR549) User’s Guide SLUUAO5B – August 2013 – Revised April 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 9: Boost Mode Ripple And Duty Cycle; Vbat = 3.7 V

    Figure 9. Boost Mode Ripple and Duty Cycle; VBAT = 3.7 V 2.4.6 Turn off Power Source connected to BAT+ and GND. SLUUAO5B – August 2013 – Revised April 2014 bq24295EVM-549 (PWR549) User’s Guide Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 10: Pcb Layout Guideline

    2-oz copper (without cuts) to spread the heat (conduction) across the PCB so it can be dissipated into the air (convection) with minimal heat rise. bq24295EVM-549 (PWR549) User’s Guide SLUUAO5B – August 2013 – Revised April 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 11: Board Layout, Schematic, And Bill Of Materials

    EVM. Figure 10. bq24295 EVM Top Layer Figure 11. bq24295 EVM Bottom Layer SLUUAO5B – August 2013 – Revised April 2014 bq24295EVM-549 (PWR549) User’s Guide Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 12: Bq24295 Evm Top Assembly

    Board Layout, Schematic, and Bill of Materials www.ti.com Figure 12. bq24295 EVM Top Assembly bq24295EVM-549 (PWR549) User’s Guide SLUUAO5B – August 2013 – Revised April 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 13: Schematic

    0.1 F CONN_USB-B_MINI REGN 56579-0519 A6S-4104-H 10.0k ED555/4DS Logo? FID1 LOGO Texas Instruments FID2 FID3 Figure 13. bq24295 EVM Schematic SLUUAO5B – August 2013 – Revised April 2014 bq24295EVM-549 (PWR549) User’s Guide Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 14: Bill Of Materials

    C7, C14, C15 10uF CAP, CERM, 10uF, 25V, +/-10%, X5R, 1206 1206 GRM31CR61E106KA12L MuRata Green LED, Green, SMD 1.6x0.8x0.8mm LTST-C190GKT Lite-On bq24295EVM-549 (PWR549) User’s Guide SLUUAO5B – August 2013 – Revised April 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 15 Notes: Unless otherwise noted in the Alternate PartNumber and/or Alternate Manufacturer columns, all parts may be substituted with equivalents. SLUUAO5B – August 2013 – Revised April 2014 bq24295EVM-549 (PWR549) User’s Guide Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 16 Added step 6 to design configurations section NOTE: Page numbers for previous revisions may differ from page numbers in the current version. Revision History SLUUAO5B – August 2013 – Revised April 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 17 ADDITIONAL TERMS AND CONDITIONS, WARNINGS, RESTRICTIONS, AND DISCLAIMERS FOR EVALUATION MODULES Texas Instruments Incorporated (TI) markets, sells, and loans all evaluation boards, kits, and/or modules (EVMs) pursuant to, and user expressly acknowledges, represents, and agrees, and takes sole responsibility and risk with respect to, the following: 1.
  • Page 18 RADIO FREQUENCY REGULATORY COMPLIANCE INFORMATION FOR EVALUATION MODULES Texas Instruments Incorporated (TI) evaluation boards, kits, and/or modules (EVMs) and/or accompanying hardware that is marketed, sold, or loaned to users may or may not be subject to radio frequency regulations in specific countries.
  • Page 19 Les types d'antenne non inclus dans cette liste, ou dont le gain est supérieur au gain maximal indiqué, sont strictement interdits pour l'exploitation de l'émetteur. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2014, Texas Instruments Incorporated spacer Important Notice for Users of EVMs Considered “Radio Frequency Products”...
  • Page 20 IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, enhancements, improvements and other changes to its semiconductor products and services per JESD46, latest issue, and to discontinue any product or service per JESD48, latest issue.
  • Page 21 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Texas Instruments BQ24295EVM-549...

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