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bq34z100EVM Wide Range Impedance Track™ Enabled
This evaluation module (EVM) is a complete evaluation system for the bq34z100 wide-range fuel gauge
for lithium ion, Nickel metal hydride (NiMH) and Nickel Cadmium (NiCd) chemistries when combined with
an EV2300 USB adapter and Microsoft
website. The circuit module includes one bq34z100 integrated circuit (IC) and all other components
necessary to monitor and predict capacity in one or more series cell Li-ion, Li-polymer, or LiFePO4 battery
packs. The minimum series cell count for PbA, NiMH, and NiCd chemistries must exceed 3.3-V stack
voltage. The circuit module connects directly across the battery stack. With the EV2300 interface adapter
and software, it is possible to read the bq34z100 data registers, program the chip for different pack
configurations, log cycling data for further evaluation, and evaluate the overall functionality of the
bq34z100 solution under different charge and discharge conditions.
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3.3
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4.2
4.3
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Registers Screen
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Calibration Screen
Impedance Track is a trademark of Texas Instruments.
Microsoft, Windows are registered trademarks of Microsoft Corporation.
All other trademarks are the property of their respective owners.
SLUU904A - April 2012 - Revised February 2015
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bq34z100EVM Wide Range Impedance Track™ Enabled Battery Fuel Gauge
Copyright © 2012-2015, Texas Instruments Incorporated
SLUU904A - April 2012 - Revised February 2015
Battery Fuel Gauge Solution
based PC software downloadable from the TI.com
®
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User's Guide
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Solution
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Summary of Contents for Texas Instruments bq34z100

  • Page 1: Table Of Contents

    The circuit module connects directly across the battery stack. With the EV2300 interface adapter and software, it is possible to read the bq34z100 data registers, program the chip for different pack configurations, log cycling data for further evaluation, and evaluate the overall functionality of the bq34z100 solution under different charge and discharge conditions.
  • Page 2: Features

    ......................Ordering Information ......................Bill of Materials Features • Complete evaluation system for the bq34z100 advanced gas gauge with Impedance Track™ technology. • Populated circuit module for quick setup • Link to software allowing data logging for system analysis Kit Contents •...
  • Page 3: Bq34Z100 Quick Start Guide

    Find the latest software version in the bq34z100 tool folder on www.ti.com. Use the following steps to install the bq34z100-G1 Battery Management Studio software: 1. Download and run the Battery Management Studio setup program from the bqStudio product folder on www.ti.com.
  • Page 4: Evm Connections

    Direct connection to the cells: BAT–, BAT+ The bq34z100 monitors the cell stack voltage. Connect the bottom of the stack to BAT– and the top of the stack to BAT+. The stack voltage can range from 3 V to 48 V (see...
  • Page 5 Section 3.2). This provides basic functionality to the setup. Other data flash parameters should also be updated to fine tune the gauge to the pack. See the bq34z100 datasheet for help with setting the parameters. SLUU904A – April 2012 – Revised February 2015 bq34z100EVM Wide Range Impedance Track™...
  • Page 6: Battery Management Studio

    Apply power to the EVM after you have completed the EVM Connections section. Run Battery Management Studio from the Start | Programs | Texas Instruments | Battery Management Studio menu sequence, or the Battery Management Studio shortcut. The Registers screen (see Figure 2) appears.
  • Page 7: Setting Programmable Bq34Z100 Options

    Figure Figure 3. Data Memory Screen 3.2.1 Cell Configuration The bq34z100 operates in one of two modes for measuring battery voltage. Place two jumpers on header J5 to select the mode of operation. Refer to the Section 2.3. For packs where the stack voltage is less than 5 V: •...
  • Page 8: Calibration Screen

    Press the Calibrate Gas Gauge button to calibrate the temperature measurement system. • Deselect the Calibrate Temperature box after temperature calibration has completed. bq34z100EVM Wide Range Impedance Track™ Enabled Battery Fuel Gauge SLUU904A – April 2012 – Revised February 2015 Solution Submit Documentation Feedback Copyright © 2012–2015, Texas Instruments Incorporated...
  • Page 9: Chemistry Screen

    Press the Update chemistry in the data flash button to update the chemistry in the device. SLUU904A – April 2012 – Revised February 2015 bq34z100EVM Wide Range Impedance Track™ Enabled Battery Fuel Gauge Solution Submit Documentation Feedback Copyright © 2012–2015, Texas Instruments Incorporated...
  • Page 10: Programming Screen

    Press the Execute FW button after the download has completed. • Select File | Restart to initialize bqStudio to the new firmware. bq34z100EVM Wide Range Impedance Track™ Enabled Battery Fuel Gauge SLUU904A – April 2012 – Revised February 2015 Solution Submit Documentation Feedback Copyright © 2012–2015, Texas Instruments Incorporated...
  • Page 11: Golden Image Screen

    Press the Create Image File button to export the memory and create the files. SLUU904A – April 2012 – Revised February 2015 bq34z100EVM Wide Range Impedance Track™ Enabled Battery Fuel Gauge Solution Submit Documentation Feedback Copyright © 2012–2015, Texas Instruments Incorporated...
  • Page 12: Advanced Comm I2C Screen

    – The QEN flag should set in the Control Status register to indicate that Impedance Track is enabled bq34z100EVM Wide Range Impedance Track™ Enabled Battery Fuel Gauge SLUU904A – April 2012 – Revised February 2015 Solution Submit Documentation Feedback Copyright © 2012–2015, Texas Instruments Incorporated...
  • Page 13 – Date returned =07 01, which a byte swapped – That is 0x0107, chem ID 107 SLUU904A – April 2012 – Revised February 2015 bq34z100EVM Wide Range Impedance Track™ Enabled Battery Fuel Gauge Solution Submit Documentation Feedback Copyright © 2012–2015, Texas Instruments Incorporated...
  • Page 14: Send Hdq Screen

    The conversion to HDQ mode is permanent. TI recommends using the I2C interface to setup, calibrate, and run the optimization cycle. bq34z100EVM Wide Range Impedance Track™ Enabled Battery Fuel Gauge SLUU904A – April 2012 – Revised February 2015 Solution Submit Documentation Feedback Copyright © 2012–2015, Texas Instruments Incorporated...
  • Page 15: Dashboard Panel

    They are mapped to buttons that can be pressed to execute the function. The I2C transaction is logged in the Log Panel (see Figure SLUU904A – April 2012 – Revised February 2015 bq34z100EVM Wide Range Impedance Track™ Enabled Battery Fuel Gauge Solution Submit Documentation Feedback Copyright © 2012–2015, Texas Instruments Incorporated...
  • Page 16: Circuit Module Physical Layouts

    15), and assembly drawing for the bq34z100 module. Figure 10. Top Silk Screen Figure 11. Top Assembly bq34z100EVM Wide Range Impedance Track™ Enabled Battery Fuel Gauge SLUU904A – April 2012 – Revised February 2015 Solution Submit Documentation Feedback Copyright © 2012–2015, Texas Instruments Incorporated...
  • Page 17: Top Layer

    Circuit Module Physical Layouts www.ti.com Figure 12. Top Layer Figure 13. Internal Layer 1 SLUU904A – April 2012 – Revised February 2015 bq34z100EVM Wide Range Impedance Track™ Enabled Battery Fuel Gauge Solution Submit Documentation Feedback Copyright © 2012–2015, Texas Instruments Incorporated...
  • Page 18: Bottom Layer

    Circuit Module Physical Layouts www.ti.com Figure 14. Internal Layer 2 Figure 15. Bottom Layer bq34z100EVM Wide Range Impedance Track™ Enabled Battery Fuel Gauge SLUU904A – April 2012 – Revised February 2015 Solution Submit Documentation Feedback Copyright © 2012–2015, Texas Instruments Incorporated...
  • Page 19: Schematic

    I2C pullups normally implemented in the host. Duplicated here since EV2300 does not provide Optimize for required LED power dissipation Figure 16. bq34z100EVM-003 Schematic SLUU904A – April 2012 – Revised February 2015 bq34z100EVM Wide Range Impedance Track™ Enabled Battery Fuel Gauge Solution Submit Documentation Feedback Copyright © 2012–2015, Texas Instruments Incorporated...
  • Page 20: Bill Of Materials

    PWR111 Related Documentation from Texas Instruments For related documentation, contact the TI field representative. 1. bq34z100-G1 Wide Range Fuel Gauge with Impedance Track™ Technology datasheet, SLUSBZ5 bq34z100EVM Wide Range Impedance Track™ Enabled Battery Fuel Gauge SLUU904A – April 2012 – Revised February 2015...
  • Page 21 ......................• Changed Bill of Materials. NOTE: Page numbers for previous revisions may differ from page numbers in the current version. SLUU904A – April 2012 – Revised February 2015 Revision History Submit Documentation Feedback Copyright © 2012–2015, Texas Instruments Incorporated...
  • Page 22 STANDARD TERMS AND CONDITIONS FOR EVALUATION MODULES Delivery: TI delivers TI evaluation boards, kits, or modules, including any accompanying demonstration software, components, or documentation (collectively, an “EVM” or “EVMs”) to the User (“User”) in accordance with the terms and conditions set forth herein. Acceptance of the EVM is expressly subject to the following terms and conditions.
  • Page 23 FCC Interference Statement for Class B EVM devices NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
  • Page 24 【無線電波を送信する製品の開発キットをお使いになる際の注意事項】 本開発キットは技術基準適合証明を受けておりません。 本製品のご使用に際しては、電波法遵守のため、以下のいずれかの措置を取っていただく必要がありますのでご注意ください。 1. 電波法施行規則第6条第1項第1号に基づく平成18年3月28日総務省告示第173号で定められた電波暗室等の試験設備でご使用 いただく。 2. 実験局の免許を取得後ご使用いただく。 3. 技術基準適合証明を取得後ご使用いただく。 なお、本製品は、上記の「ご使用にあたっての注意」を譲渡先、移転先に通知しない限り、譲渡、移転できないものとします。 上記を遵守頂けない場合は、電波法の罰則が適用される可能性があることをご留意ください。 日本テキサス・インスツルメンツ株式会社 東京都新宿区西新宿6丁目24番1号 西新宿三井ビル 3.3.3 Notice for EVMs for Power Line Communication: Please see http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page 電力線搬送波通信についての開発キットをお使いになる際の注意事項については、次のところをご覧くださ い。http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page SPACER 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.
  • Page 25 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 © 2015, Texas Instruments Incorporated...
  • Page 26 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 27 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Texas Instruments BQ34Z100EVM...

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