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BQ34Z100-R2 ACTIVE Multichemistry Impedance Track™ stand-alone fuel gauge Supports larger size battery applications and offers better support for PbA and NiMH chemistries

Product details

Cell chemistry Lead Acid, Li-Ion/Li-Polymer, LiFePO4, NiCd, NiMH Number of series cells 2-4 Cells, >4 Cells, Single Cell Communication interface HDQ, I2C Battery capacity (min) (mAh) 100 Battery capacity (max) (mAh) 32000 Implementation Pack, System External capacity indication LED Features Impedance Track™ algorithm, SHA-1 Authentication Operating temperature range (°C) -40 to 85 Rating Catalog
Cell chemistry Lead Acid, Li-Ion/Li-Polymer, LiFePO4, NiCd, NiMH Number of series cells 2-4 Cells, >4 Cells, Single Cell Communication interface HDQ, I2C Battery capacity (min) (mAh) 100 Battery capacity (max) (mAh) 32000 Implementation Pack, System External capacity indication LED Features Impedance Track™ algorithm, SHA-1 Authentication Operating temperature range (°C) -40 to 85 Rating Catalog
TSSOP (PW) 14 32 mm² 5 x 6.4
  • Supports Li-ion, LiFePO4, PbA, NiMH, and NiCd chemistries
  • Capacity estimation using patented Impedance Track™ technology for batteries from 3 V to 65 V
    • Aging compensation
    • Self-discharge compensation
  • Supports battery capacities up to 29 Ah with standard configuration options
  • Supports charge and discharge currents up to 32 A with standard configuration options
  • External NTC thermistor support
  • Supports two-wire I2C and HDQ single-wire communication interfaces with host system
  • SHA-1/HMAC authentication
  • One- or four-LED direct display control
  • Five-LED and higher display through port expander
  • Reduced power modes (typical battery pack operating range conditions)
    • NORMAL operation: < 145-µA average
    • SLEEP: < 84-µA average
    • FULL SLEEP: < 30-µA average
  • Package: 14-pin TSSOP
  • Supports Li-ion, LiFePO4, PbA, NiMH, and NiCd chemistries
  • Capacity estimation using patented Impedance Track™ technology for batteries from 3 V to 65 V
    • Aging compensation
    • Self-discharge compensation
  • Supports battery capacities up to 29 Ah with standard configuration options
  • Supports charge and discharge currents up to 32 A with standard configuration options
  • External NTC thermistor support
  • Supports two-wire I2C and HDQ single-wire communication interfaces with host system
  • SHA-1/HMAC authentication
  • One- or four-LED direct display control
  • Five-LED and higher display through port expander
  • Reduced power modes (typical battery pack operating range conditions)
    • NORMAL operation: < 145-µA average
    • SLEEP: < 84-µA average
    • FULL SLEEP: < 30-µA average
  • Package: 14-pin TSSOP

The BQ34Z100-G1 device is an Impedance Track™ fuel gauge for Li-ion, PbA, NiMH, and NiCd batteries, and works independently of battery series-cell configurations. Batteries from 3 V to 65 V can be easily supported through an external voltage translation circuit that is controlled automatically to reduce system power consumption.

The BQ34Z100-G1 device provides several interface options, including an I2C slave, an HDQ slave, one or four direct LEDs, and an ALERT output pin. Additionally, the BQ34Z100-G1 provides support for an external port expander for more than four LEDs.

The BQ34Z100-G1 device is an Impedance Track™ fuel gauge for Li-ion, PbA, NiMH, and NiCd batteries, and works independently of battery series-cell configurations. Batteries from 3 V to 65 V can be easily supported through an external voltage translation circuit that is controlled automatically to reduce system power consumption.

The BQ34Z100-G1 device provides several interface options, including an I2C slave, an HDQ slave, one or four direct LEDs, and an ALERT output pin. Additionally, the BQ34Z100-G1 provides support for an external port expander for more than four LEDs.

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Technical documentation

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Type Title Date
* Data sheet BQ34Z100-G1 Wide Range Fuel Gauge with Impedance Track™ Technology datasheet (Rev. D) PDF | HTML 15 Apr 2021
* User guide BQ34Z100-G1 Technical Reference Manual (Rev. A) PDF | HTML 11 May 2022
Technical article 페달에 전원 공급 전기 자전거 및 전기 스쿠터를 위한 더 오래 지속되 는 13S, 48V 리튬 이온 배터리 팩 구현 (Rev. A) PDF | HTML 22 May 2024
Technical article 為踏板供電:實現適用於電動自行車與電動機車且續航力更長 的 13S、48-v 鋰離子電池組 (Rev. A) PDF | HTML 21 May 2024
Technical article Power to the pedal: Achieving longer-lasting 13S, 48-V lithium-ion battery packs f (Rev. A) PDF | HTML 16 May 2024
EVM User's guide bq34z100EVM Wide Range Impedance Track Enabled Battery Fuel Gauge (Rev. B) 16 Apr 2021
Application note BQ34Z100 to BQ34Z100-G1 Change List 15 Apr 2021
Technical article Searching for the newest innovations in power? Find them at APEC PDF | HTML 09 Feb 2019
User guide bq34z100-G1 Technical Reference Manual 26 Jun 2018
Application note Simple Guide to Chemical ID Selection Tool (GPC) (Rev. A) 05 Jun 2018
User guide Quickstart Guide for the bq34z100-G1 PDF | HTML 20 Apr 2018
Application note Gauge Communication 12 Jan 2017
Application note Using I2C Communications With the bq34110 bq35100 and bq34z100-G1 Series of Gas PDF | HTML 09 Nov 2016
Application note bq34z100-G1 High Cell Count and High Capacity Applications 29 Sep 2015
Application note Configuring the bq34z100 Data Flash 13 Nov 2012

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

BQ34Z100EVM — Bq34z100EVM 1s to 16s Impedance Track Fuel Gauge Battery Evaluation Module | Gas Gauge Battery

This evaluation module (bq34z100EVM) is a complete evaluation system for the bq34z100 wide range fuel gauge for lithium ion chemistries when combined with an EV2400 USB adapter and Windows™-based PC software downloadable from the TI.com website. The circuit module includes one bq34z100 (...)

User guide: PDF
Not available on TI.com
Application software & framework

BQSTUDIO-STABLE Battery Management Studio (bqStudio) Software – stable version downloads for bq series of TI battery fuel gauges

Battery Management Studio (bqStudio) offers a full suite of robust tools to assist with the process of evaluating, designing with, configuring, testing, or otherwise utilizing TI Battery management products. This includes features that provide full access to registers and data memory including (...)

Supported products & hardware

Supported products & hardware

Products
Battery monitors & balancers
BQ76942 3-series to 10-series multicell battery monitor and protector BQ76952 3-s to 16-s high-accuracy battery monitor and protector for Li-ion, Li-polymer and LiFePO4
Battery charger ICs
BQ24800 SMBus 1-4 cell Buck battery charge controller to support hybrid power boost and battery boost mode BQ25720 SMBus 1- to 4-cell NVDC buck-boost battery charge controller with power path and USB-C® PD OTG BQ25723 I²C 1-4 cell NVDC buck-boost battery charge controller with power path and USB-C® PD OTG BQ25731 I2C 1-5 cell NVDC buck-boost battery charge controller with USB type-C PD support BQ25790 Integrated, NVDC, 5-A 1-cell to 4-cell switch-mode buck-boost battery charger BQ25792 I2C controlled, 5-A, 1-4 cell buck-boost charger with dual-input selector and USB PD 3.0 OTG output
Battery fuel gauges
BQ27220 Single cell pack/system-side CEDV battery fuel (gas) gauge w/pre-programmed chemistry profiles BQ27320 Single cell pack/System-side CEDV battery fuel (gas) gauge BQ27425-G1 System-side Impedance Track™; fuel gauge with direct battery connection | gas gauge battery BQ27425-G2A System-side Impedance Track™; fuel gauge for LiCoO2 battery BQ27425-G2B System-side Impedance Track™; fuel gauge LiMn2O4 battery BQ27520-G4 System side Impedance Track™ fuel gauge with integrated LDO. BQ27530-G1 System-side Impedance-Track fuel (gas) gauge with direct battery connection BQ27531-G1 Battery management unit Impedance Track™ fuel (gas) gauge for bq2419x charger controller BQ27532-G1 Battery management unit Impedance Track™ fuel gauge for bq2425x charger BQ27545-G1 Single cell, pack side, Impedance Track™ fuel gauge BQ27546-G1 Single cell Impedance Track™ pack side fuel gauge with DSBGA package BQ27621-G1 System-side fuel gauge with Dynamic Voltage Correlation, battery gas gauge BQ27741-G1 Pack-side Impedance Track™(tm) fuel (gas) gauge with integrated protector BQ27742-G1 Single cell Li-ion battery fuel gauge with integrated protection | battery gas gauge BQ27Z561 Impedance Track™ integrated circuit gas gauge solution for 1-series BQ28Z610 Battery fuel gauge with integrated protector for 1-2 series packs BQ34110 Multi-chemistry high-cell Count battery fuel gauge with integrated rarely discharged module BQ34210-Q1 Automotive Qualified Single cell system-side CEDV fuel gauge BQ34Z100-G1 Multi-chemistry Impedance Track™ standalone fuel gauge | battery gas gauge BQ35100 Battery fuel gauge for non-rechargeable batteries (lithium primary) and end-of-service monitor BQ4050 1-4 series CEDV battery fuel (gas) gauge BQ40Z50 1-4 series Li-ion battery pack manager | battery fuel (gas) gauge BQ40Z50-R1 1-4 series Li-ion battery pack manager supporting Turbo Mode 1.0 BQ40Z50-R2 1-4 series Li-ion battery pack manager supporting Turbo Mode 2.0 BQ40Z60 Complete multi-cell battery manager | battery fuel (gas) gauge BQ40Z80 2-s to 6-s battery pack manager with Impedance Track™ gas gauging BQ78350 Companion CEDV Fuel Gauge Battery Management Controller for bq76940 Monitor Family BQ78350-R1 CEDV li-ion gas gauge and battery management controller BQ78Z100 Impedance Track™ battery fuel (gas) gauge for 1-series to 2-series
Download options
Application software & framework

BQSTUDIO-TEST Battery Management Studio (bqStudio) Software – Beta version downloads

Battery Management Studio (bqStudio) offers a full suite of robust tools to assist with the process of evaluating, designing with, configuring, testing, or otherwise utilizing TI Battery management products. This includes features that provide full access to registers and data memory including (...)

Supported products & hardware

Supported products & hardware

Products
Battery monitors & balancers
BQ76905 Low-power monitor and protector for 2S to 5S with high accuracy cell voltage measurement BQ76907 Low-power monitor and protector for 2S to 7S with high accuracy cell voltage measurement BQ769142 3-s to 14-s high-accuracy battery monitor and protector for Li-ion, Li-polymer and LiFePO4 battery BQ76942 3-series to 10-series multicell battery monitor and protector BQ76952 3-s to 16-s high-accuracy battery monitor and protector for Li-ion, Li-polymer and LiFePO4 BQ76972 3s-to-16s high-accuracy battery monitor and protector for Li-ion, Li-poly and LiFePO4
Battery charger ICs
BQ24800 SMBus 1-4 cell Buck battery charge controller to support hybrid power boost and battery boost mode BQ25720 SMBus 1- to 4-cell NVDC buck-boost battery charge controller with power path and USB-C® PD OTG BQ25723 I²C 1-4 cell NVDC buck-boost battery charge controller with power path and USB-C® PD OTG BQ25731 I2C 1-5 cell NVDC buck-boost battery charge controller with USB type-C PD support BQ25756 Stand-alone or I²C-controlled 70-V bidirectional buck-boost charge controller with MPPT BQ25790 Integrated, NVDC, 5-A 1-cell to 4-cell switch-mode buck-boost battery charger BQ25792 I2C controlled, 5-A, 1-4 cell buck-boost charger with dual-input selector and USB PD 3.0 OTG output
Battery fuel gauges
BQ27220 Single cell pack/system-side CEDV battery fuel (gas) gauge w/pre-programmed chemistry profiles BQ27320 Single cell pack/System-side CEDV battery fuel (gas) gauge BQ27425-G1 System-side Impedance Track™; fuel gauge with direct battery connection | gas gauge battery BQ27425-G2A System-side Impedance Track™; fuel gauge for LiCoO2 battery BQ27425-G2B System-side Impedance Track™; fuel gauge LiMn2O4 battery BQ27427 Single-cell battery fuel gauge with pre-programmed chemistry and integrated sense resistor BQ27520-G4 System side Impedance Track™ fuel gauge with integrated LDO. BQ27530-G1 System-side Impedance-Track fuel (gas) gauge with direct battery connection BQ27531-G1 Battery management unit Impedance Track™ fuel (gas) gauge for bq2419x charger controller BQ27532-G1 Battery management unit Impedance Track™ fuel gauge for bq2425x charger BQ27545-G1 Single cell, pack side, Impedance Track™ fuel gauge BQ27546-G1 Single cell Impedance Track™ pack side fuel gauge with DSBGA package BQ27621-G1 System-side fuel gauge with Dynamic Voltage Correlation, battery gas gauge BQ27741-G1 Pack-side Impedance Track™(tm) fuel (gas) gauge with integrated protector BQ27742-G1 Single cell Li-ion battery fuel gauge with integrated protection | battery gas gauge BQ27Z561 Impedance Track™ integrated circuit gas gauge solution for 1-series BQ27Z746 Pack-side, single-cell Impedance Track™ technology fuel gauge with integrated protector BQ28Z610 Battery fuel gauge with integrated protector for 1-2 series packs BQ34110 Multi-chemistry high-cell Count battery fuel gauge with integrated rarely discharged module BQ34210-Q1 Automotive Qualified Single cell system-side CEDV fuel gauge BQ34Z100-G1 Multi-chemistry Impedance Track™ standalone fuel gauge | battery gas gauge BQ35100 Battery fuel gauge for non-rechargeable batteries (lithium primary) and end-of-service monitor BQ4050 1-4 series CEDV battery fuel (gas) gauge BQ40Z50 1-4 series Li-ion battery pack manager | battery fuel (gas) gauge BQ40Z50-R1 1-4 series Li-ion battery pack manager supporting Turbo Mode 1.0 BQ40Z50-R2 1-4 series Li-ion battery pack manager supporting Turbo Mode 2.0 BQ40Z60 Complete multi-cell battery manager | battery fuel (gas) gauge BQ40Z80 2-s to 6-s battery pack manager with Impedance Track™ gas gauging BQ78350 Companion CEDV Fuel Gauge Battery Management Controller for bq76940 Monitor Family BQ78350-R1 CEDV li-ion gas gauge and battery management controller BQ78Z100 Impedance Track™ battery fuel (gas) gauge for 1-series to 2-series
Battery protectors
BQ77307 Low-power protector for 2S to 7S with high accuracy cell voltage measurement
Hardware development
Evaluation board
MKST-3P-ALT-EV2300 MKS Technology alternative for EV2300 communications transceiver
Download options
Application software & framework

GPCCHEM — Gauging Parameter Calculator: Match chemistry for Impedance Track gauges

GPC Chemistry ID matching for Impedance Track (IT) algorithm gas gauges (Find closest chemistry match) must be done before Optimizing room temperature or low temperature performance.

Gauging Parameter Calculator Chemistry ID matching for Impedance track gas gauges (GPCCHEM) is a math calculation (...)

Application software & framework

GPCRA0 — Gauging Parameter Calculator: Optimize room temperature performance for Impedance Track gauges

Gauging Parameter Calculator – Optimize room temperature performance for Impedance track gas gauges (GPCRA0) / Golden GG Maker is a math calculation tool that helps the battery designer to refine the Impedance Track battery gauge parameters for a given battery profile. It provides optimized (...)
Firmware

BQ34Z100-DEVICE-FW BQ34Z100 family of gauges firmware

BQ34Z100-DEVICE-FW is a firmware-only release that can be flashed onto any existing BQ34Z100 hardware ( such as the BQ34Z100, BQ34Z100-R1, BQ34Z100-R2, … device ). The firmware incorporates the patented Impedance Track™ technology to create a pack-based solution for Li-ion, PbA, NiMH, and NiCd (...)

Supported products & hardware

Supported products & hardware

Products
Battery fuel gauges
BQ34Z100-R2 Multichemistry Impedance Track™ stand-alone fuel gauge BQ34Z100-G1 Multi-chemistry Impedance Track™ standalone fuel gauge | battery gas gauge BQ34Z100 1-s to 16-s Impedance Track™ fuel gauge | battery gas gauge
Hardware development
Evaluation board
BQ34Z100EVM Bq34z100EVM 1s to 16s Impedance Track Fuel Gauge Battery Evaluation Module | Gas Gauge Battery
Software
Application software & framework
BQ-HI-PRODUCTION Production Application Software for Hi-Cell Count Battery Fuel (Gas) Gauges BQSTUDIO Battery Management Studio (bqStudio) Software
Download options
Software programming tool

BQ-BMS-PROGRAMMER-SW Command line programmers for BQ products

BQ-BATTERY-PROGRAMMER-SW software development kit (SDK) is a collection of robust software command line tools that assist with the process of programming, testing, or assembling packs that use TI Battery management products. The executables in this software work with the MKST-3P-ALT-EV2300 MKS (...)

Supported products & hardware

Supported products & hardware

Products
Battery fuel gauges
BQ20Z40 SBS Compliant Gas Gauge with Impedance Track Technology for use with BQ29330 BQ20Z40-R1 SBS 1.1 compliant Gas Gauge with Impedance Track™ Technology BQ20Z70-V150 SBS 1.1-compliant gas gauge enabled with Impedance Track™ technology BQ20Z70-V160 SBS 1.1-compliant gas gauge enabled with Impedance Track™ technology for use with the bq29330 BQ20Z80 SBS 1.1-compliant gas gauge enabled with Impedance Track™; technology for use with the bq29312 BQ20Z80-V102 SBS 1.1-compliant gas gauge enabled w/Impedance Track™ technology BQ20Z80-V110 SBS 1.1-compliant gas gauge enabled w/Impedance Track™ technology with FW v1.10 BQ20Z80A-V110 SBS 1.1 compliant gas gauge enabled with Impedance Track™; technology for use with the bq29312A BQ27505-J2 System-side Impedance Track™; fuel gauge with FW v2.15 BQ27505-J3 System-side Impedance Track™; fuel gauge with FW v2.20 BQ27505-J4 System-side Impedance Track™; fuel gauge with FW v2.24 BQ27505-J5 System-side Impedance Track™; fuel gauge with FW v2.29 BQ27520-G4 System side Impedance Track™ fuel gauge with integrated LDO. BQ27530-G1 System-side Impedance-Track fuel (gas) gauge with direct battery connection BQ27531-G1 Battery management unit Impedance Track™ fuel (gas) gauge for bq2419x charger controller BQ27532-G1 Battery management unit Impedance Track™ fuel gauge for bq2425x charger BQ27545-G1 Single cell, pack side, Impedance Track™ fuel gauge BQ27546-G1 Single cell Impedance Track™ pack side fuel gauge with DSBGA package BQ27741-G1 Pack-side Impedance Track™(tm) fuel (gas) gauge with integrated protector BQ27742-G1 Single cell Li-ion battery fuel gauge with integrated protection | battery gas gauge BQ27Z558 Single-cell Impedance Track™ technology gas gauge with 1.2V IO support BQ27Z561 Impedance Track™ integrated circuit gas gauge solution for 1-series BQ27Z561-R1 Impedance Track™ battery gas gauge solution for 1-series cell Li-ion battery packs BQ27Z561-R2 Impedance track battery gas gauge solution for 1-series cell li-ion battery packs BQ27Z746 Pack-side, single-cell Impedance Track™ technology fuel gauge with integrated protector BQ27Z758 1-series impedance track battery fuel gauge and protection with true 0V charging BQ28Z610 Battery fuel gauge with integrated protector for 1-2 series packs BQ28Z610-R1 Battery fuel gauge with integrated protector for 1-2 series packs BQ28Z620 Battery fuel gauge with integrated protector for 1-series to 2 series packs with 1.2-V I/O BQ3050 SBS 1.1-compliant 2-s to 4-s battery gas gauge & protection BQ3055 2-series, 3-series, and 4-series Li-ion battery pack manager BQ3060 SBS 1.1-compliant gas gauge and protector BQ30Z554-R1 2 series, 3 series, and 4 series Li-ion battery pack manager BQ34110 Multi-chemistry high-cell Count battery fuel gauge with integrated rarely discharged module BQ34210-Q1 Automotive Qualified Single cell system-side CEDV fuel gauge BQ34Z100 1-s to 16-s Impedance Track™ fuel gauge | battery gas gauge BQ34Z100-G1 Multi-chemistry Impedance Track™ standalone fuel gauge | battery gas gauge BQ34Z100-R2 Multichemistry Impedance Track™ stand-alone fuel gauge BQ34Z110 Wide range fuel gauge with Impedance Track™; for lead acid batteries | battery gas gauge BQ35100 Battery fuel gauge for non-rechargeable batteries (lithium primary) and end-of-service monitor BQ4050 1-4 series CEDV battery fuel (gas) gauge BQ40Z50 1-4 series Li-ion battery pack manager | battery fuel (gas) gauge BQ40Z50-R1 1-4 series Li-ion battery pack manager supporting Turbo Mode 1.0 BQ40Z50-R2 1-4 series Li-ion battery pack manager supporting Turbo Mode 2.0 BQ78350 Companion CEDV Fuel Gauge Battery Management Controller for bq76940 Monitor Family BQ78350-R1 CEDV li-ion gas gauge and battery management controller BQ78350-R1A CEDV li-ion gas gauge and battery management controller
Hardware development
Evaluation board
ADVANCED-BQMTESTER Texas Instruments Advanced bqMTester Multi-Station Test and Program Board BQ27510EVM System-Side Single-Cell Impedance Track™ Technology Evaluation Module  | Battery Fuel Gauge BQ27520EVM System-Side Impedance Track™ Battery Fuel Gauge Evaluation Module | Gas Gauge BQ27530EVM BQ27530EVM System-Side Impedance-Track Fuel (Gas) Gauge Direct Battery Connection Evaluation Module BQ27531EVM Battery Management Unit Impedance Track Fuel (Gas) Gauge Charger Controller Evaluation Module BQ27532EVM-656 Battery Charging Solution Evaluation Module BQ27542EVM Li-ion Battery Fuel Gauge Evaluation Module BQ27545EVM BQ27545EVM Single Cell, Pack Side, Impedance Track Fuel Gauge Evaluation Module BQ27546EVM-702 bq27546 Gas Gauge with Impedance Track™ Technology BQ27741EVM BQ27741EVM Pack-Side Impedance Track Fuel (Gas) Gauge Integrated Protector Evaluation Module BQ27742EVM bq27742-G1 Single Cell Li-ion Battery Fuel (Gas) Gauge Programmable Evaluation Module BQ27750EVM-837 BQ27750 1-Cell Programmable Battery Manager Evaluation Module BQ27Z558EVM-084 BQ27Z558 evaluation module for single-cell Impedance Track™ technology gas gauge BQ27Z561EVM-011 BQ27Z561 1S-cell programmable battery manager Evaluation module BQ27Z746EVM-047 BQ27Z746 evaluation module Impedance Track™ technology battery gas gauge with protection solution BQ28Z610EVM-532 BQ28Z610 1-Cell to 2-Cell Programmable Battery Manager Evaluation Module BQ28Z620EVM-071 BQ28Z620 evaluation module for one- or two-series cell Li-Ion Impedance Track™ battery fuel gauge BQ3050EVM-001 bq3050EVM SBS 1.1 Compliant Advanced Gas Gauge EVM BQ34110EVM-796 bq34110 Multi-Chemistry CEDV Battery Gas Gauge for Rarely Discharged Applications Evaluation Module BQ34210IQ1EVM-826 bq34210-Q1 Evaluation Module for System Side CEDV Fuel Gauge BQ34Z100EVM Bq34z100EVM 1s to 16s Impedance Track Fuel Gauge Battery Evaluation Module | Gas Gauge Battery BQ35100EVM-795 bq35100 Lithium Primary Cell Evaluation Module Using End-of-Service Monitor Gas Gauging BQ4050EVM-561 1 Series, 2 Series, 3 Series, and 4 Series Li-Ion Battery Pack Manager Evaluation Module BQ40Z50EVM-561 BQ40Z50 evaluation board  BQ40Z60EVM-578 2 Series, 3 Series, and 4 Series Li-Ion Battery Pack Manager Evaluation Module BQ40Z80EVM-020 BQ40Z80 2s-7s Battery Gauge Evaluation Module BQMTESTER BQMTESTER Multi Channel Test and Program Board MKST-3P-ALT-EV2300 MKS Technology alternative for EV2300 communications transceiver
Software
Application software & framework
BQ-HI-PRODUCTION Production Application Software for Hi-Cell Count Battery Fuel (Gas) Gauges BQ27Z561-R2-DEVICE-FW BQ27Z561 firmware: impedance track battery gas gauge solution for 1-s cell li-ion battery BQEVSW BQ evaluation software (BQEVSW) v0.0.92 for BQ30Z554-R1 BQPRODUCTION Production tool for fourth generation multicell battery fuel (gas) gauges BQPRODUCTION-SINGLECELL Production Software for Single Cell Battery Fuel (Gas) Gauges BQSTUDIO Battery Management Studio (bqStudio) Software
Support software
BQ20Z60-R1_BQEVSW-SW BQ20Z60-R1 bqEASY Software BQ20Z65-R1_BQEVSW-SW BQ20Z65-R1 bqEASY Software BQ27Z746-DEVICE-FW BQ27Z746 family of gauges firmware BQ28Z610-DEVICE-FW BQ28Z610 family of gauges firmware BQ3060-BQEVSW-SW BQ3060 bqEVSW Software BQ40Z50-DEVICE-FW BQ40Z50 family of gauges firmware
Software programming tool
BQKEYPACKAGER Package Key Software for Battery Fuel Gauges BQKEYPROGRAMMER Program Key Software for Battery Fuel Gauges
Firmware
BQ28Z620-DEVICE-FW BQ28Z620 family of gauges firmware BQ34Z100-DEVICE-FW BQ34Z100 family of gauges firmware
Download options
Software programming tool

BQ-PRODUCTION-HI-CELL-SW Production software for hi-cell count battery fuel (gas) gauges

Hi-cell bqProduction offers a full suite of robust tools to assist with the process of configuring, calibrating, manufacturing and tracking printed circuit boards utilizing TI's battery management products. This includes features that allow writing a golden image followed by different types of (...)

Supported products & hardware

Supported products & hardware

Products
Battery fuel gauges
BQ34Z100 1-s to 16-s Impedance Track™ fuel gauge | battery gas gauge BQ34Z100-G1 Multi-chemistry Impedance Track™ standalone fuel gauge | battery gas gauge BQ34Z100-R2 Multichemistry Impedance Track™ stand-alone fuel gauge BQ78350 Companion CEDV Fuel Gauge Battery Management Controller for bq76940 Monitor Family BQ78350-R1 CEDV li-ion gas gauge and battery management controller BQ78350-R1A CEDV li-ion gas gauge and battery management controller BQ34110 Multi-chemistry high-cell Count battery fuel gauge with integrated rarely discharged module
Hardware development
Evaluation board
BQ34Z100EVM Bq34z100EVM 1s to 16s Impedance Track Fuel Gauge Battery Evaluation Module | Gas Gauge Battery MKST-3P-ALT-EV2300 MKS Technology alternative for EV2300 communications transceiver BQ76920EVM BQ76920 evaluation board with BQ78350  BQ76930EVM BQ76930 evaluation board with BQ78350 BQ34110EVM-796 bq34110 Multi-Chemistry CEDV Battery Gas Gauge for Rarely Discharged Applications Evaluation Module
Software
Application software & framework
BQ-HI-PRODUCTION Production Application Software for Hi-Cell Count Battery Fuel (Gas) Gauges BQSTUDIO Battery Management Studio (bqStudio) Software BQPRODUCTION Production tool for fourth generation multicell battery fuel (gas) gauges BQPRODUCTION-SINGLECELL Production Software for Single Cell Battery Fuel (Gas) Gauges
Download options
Support software

BQEVSW-MKST-UPDATE Software Update to enable BQEVSW to use MKST-3P-ALT-EV2300

BQ-BATTERY-PROGRAMMER-SW software development kit (SDK) is a collection of robust software command line tools that assist with the process of programming, testing, or assembling packs that use TI Battery management products. The executables in this software work with the MKST-3P-ALT-EV2300 MKS (...)

Supported products & hardware

Supported products & hardware

Products
Battery fuel gauges
BQ2083-V1P3 SBS-compliant gas gauge for use with bq29311 BQ20Z40 SBS Compliant Gas Gauge with Impedance Track Technology for use with BQ29330 BQ20Z40-R1 SBS 1.1 compliant Gas Gauge with Impedance Track™ Technology BQ20Z70-V150 SBS 1.1-compliant gas gauge enabled with Impedance Track™ technology BQ20Z70-V160 SBS 1.1-compliant gas gauge enabled with Impedance Track™ technology for use with the bq29330 BQ20Z80 SBS 1.1-compliant gas gauge enabled with Impedance Track™; technology for use with the bq29312 BQ20Z80-V102 SBS 1.1-compliant gas gauge enabled w/Impedance Track™ technology BQ20Z80-V110 SBS 1.1-compliant gas gauge enabled w/Impedance Track™ technology with FW v1.10 BQ20Z80A-V110 SBS 1.1 compliant gas gauge enabled with Impedance Track™; technology for use with the bq29312A BQ27411-G1 Pack-side Impedance Track™ fuel gauge | battery gas gauge BQ27421-G1 System-side(tm) fuel gauge with integrated Sense Resistor | battery gas gauge BQ27425-G1 System-side Impedance Track™; fuel gauge with direct battery connection | gas gauge battery BQ27425-G2A System-side Impedance Track™; fuel gauge for LiCoO2 battery BQ27425-G2B System-side Impedance Track™; fuel gauge LiMn2O4 battery BQ27426 Single cell System-side battery fuel (gas) gauge w/Pre-programmed chemistry Profile BQ27427 Single-cell battery fuel gauge with pre-programmed chemistry and integrated sense resistor BQ27441-G1 System-side Impedance Track™ battery fuel (gas) gauge BQ27505-J2 System-side Impedance Track™; fuel gauge with FW v2.15 BQ27505-J3 System-side Impedance Track™; fuel gauge with FW v2.20 BQ27505-J4 System-side Impedance Track™; fuel gauge with FW v2.24 BQ27505-J5 System-side Impedance Track™; fuel gauge with FW v2.29 BQ27520-G4 System side Impedance Track™ fuel gauge with integrated LDO. BQ27530-G1 System-side Impedance-Track fuel (gas) gauge with direct battery connection BQ27531-G1 Battery management unit Impedance Track™ fuel (gas) gauge for bq2419x charger controller BQ27532-G1 Battery management unit Impedance Track™ fuel gauge for bq2425x charger BQ27545-G1 Single cell, pack side, Impedance Track™ fuel gauge BQ27546-G1 Single cell Impedance Track™ pack side fuel gauge with DSBGA package BQ27621-G1 System-side fuel gauge with Dynamic Voltage Correlation, battery gas gauge BQ27741-G1 Pack-side Impedance Track™(tm) fuel (gas) gauge with integrated protector BQ27742-G1 Single cell Li-ion battery fuel gauge with integrated protection | battery gas gauge BQ3050 SBS 1.1-compliant 2-s to 4-s battery gas gauge & protection BQ3055 2-series, 3-series, and 4-series Li-ion battery pack manager BQ3060 SBS 1.1-compliant gas gauge and protector BQ30Z554-R1 2 series, 3 series, and 4 series Li-ion battery pack manager BQ34110 Multi-chemistry high-cell Count battery fuel gauge with integrated rarely discharged module BQ34Z100 1-s to 16-s Impedance Track™ fuel gauge | battery gas gauge BQ34Z100-G1 Multi-chemistry Impedance Track™ standalone fuel gauge | battery gas gauge BQ34Z100-R2 Multichemistry Impedance Track™ stand-alone fuel gauge BQ34Z110 Wide range fuel gauge with Impedance Track™; for lead acid batteries | battery gas gauge
Hardware development
Evaluation board
BQ2000EVM Evaluation Module for Battery Charge Management IC BQ2022AEVM-001 BQ2022A Evaluation Module BQ27411EVM-G1A Pack-Side Impedance Track™ Fuel (Gas) Gauge Evaluation Module BQ27411EVM-G1C BQ27411EVM-G1C Pack-Side Impedance Track™ Fuel (Gas) Gauge Evaluation Module BQ27421EVM-G1A BQ27421EVM-G1A System-Side Battery Fuel (Gas) Gauge Evaluation Module Board BQ27421EVM-G1B BQ27421EVM-G1B System-Side Battery Fuel (Gas) Gauge Evaluation Module BQ27425EVM-G2A BQ27425EVM-G2A System-Side Impedance Track™ Fuel (Gas) Gauge Evaluation Module BQ27426EVM-738 BQ27426 EVM for Impedance Track Fuel Gauge w/Easy to Use Pre-programmed Chemistry Profiles BQ27427EVM BQ27427 evaluation module for Impedance Track™ battery gas gauge with integrated sense resistor BQ27441EVM-G1A BQ27441 evaluation board  BQ27441EVM-G1B BQ27441 evaluation board  BQ27510EVM System-Side Single-Cell Impedance Track™ Technology Evaluation Module  | Battery Fuel Gauge BQ27520EVM System-Side Impedance Track™ Battery Fuel Gauge Evaluation Module | Gas Gauge BQ27530EVM BQ27530EVM System-Side Impedance-Track Fuel (Gas) Gauge Direct Battery Connection Evaluation Module BQ27531EVM Battery Management Unit Impedance Track Fuel (Gas) Gauge Charger Controller Evaluation Module BQ27532EVM-656 Battery Charging Solution Evaluation Module BQ27542EVM Li-ion Battery Fuel Gauge Evaluation Module BQ27545EVM BQ27545EVM Single Cell, Pack Side, Impedance Track Fuel Gauge Evaluation Module BQ27546EVM-702 bq27546 Gas Gauge with Impedance Track™ Technology BQ27621EVM-G1 System-Side Fuel (Gas) Gauge Dynamic Voltage Correlation Evaluation Module BQ27741EVM BQ27741EVM Pack-Side Impedance Track Fuel (Gas) Gauge Integrated Protector Evaluation Module BQ27742EVM bq27742-G1 Single Cell Li-ion Battery Fuel (Gas) Gauge Programmable Evaluation Module BQ27750EVM-837 BQ27750 1-Cell Programmable Battery Manager Evaluation Module BQ3050EVM-001 bq3050EVM SBS 1.1 Compliant Advanced Gas Gauge EVM BQ34110EVM-796 bq34110 Multi-Chemistry CEDV Battery Gas Gauge for Rarely Discharged Applications Evaluation Module BQ34210IQ1EVM-826 bq34210-Q1 Evaluation Module for System Side CEDV Fuel Gauge BQ34Z100EVM Bq34z100EVM 1s to 16s Impedance Track Fuel Gauge Battery Evaluation Module | Gas Gauge Battery MKST-3P-ALT-EV2300 MKS Technology alternative for EV2300 communications transceiver
Software
Support software
BQ20Z40-R1_BQEASY-SW BQ20Z40-R1 bqEASY Software BQ20Z45-R1_BQEASY-SW BQ20Z45-R1 bqEASY Software BQ20Z60-R1_BQEVSW-SW BQ20Z60-R1 bqEASY Software BQ20Z65-R1_BQEVSW-SW BQ20Z65-R1 bqEASY Software BQ3060-BQEVSW-SW BQ3060 bqEVSW Software
Application software & framework
BQEVSW BQ evaluation software (BQEVSW) v0.0.92 for BQ30Z554-R1
Download options
Support software

BQMTESTER-MKST-UPDATE Software Update to enable BQMTESTER to use MKST-3P-ALT-EV2300

BQ-BATTERY-PROGRAMMER-SW software development kit (SDK) is a collection of robust software command line tools that assist with the process of programming, testing, or assembling packs that use TI Battery management products. The executables in this software work with the MKST-3P-ALT-EV2300 MKS (...)

Supported products & hardware

Supported products & hardware

Products
Battery fuel gauges
BQ20Z40 SBS Compliant Gas Gauge with Impedance Track Technology for use with BQ29330 BQ20Z40-R1 SBS 1.1 compliant Gas Gauge with Impedance Track™ Technology BQ27505-J2 System-side Impedance Track™; fuel gauge with FW v2.15 BQ27505-J3 System-side Impedance Track™; fuel gauge with FW v2.20 BQ27505-J4 System-side Impedance Track™; fuel gauge with FW v2.24 BQ27505-J5 System-side Impedance Track™; fuel gauge with FW v2.29 BQ27520-G4 System side Impedance Track™ fuel gauge with integrated LDO. BQ27530-G1 System-side Impedance-Track fuel (gas) gauge with direct battery connection BQ27531-G1 Battery management unit Impedance Track™ fuel (gas) gauge for bq2419x charger controller BQ27532-G1 Battery management unit Impedance Track™ fuel gauge for bq2425x charger BQ27545-G1 Single cell, pack side, Impedance Track™ fuel gauge BQ27546-G1 Single cell Impedance Track™ pack side fuel gauge with DSBGA package BQ27741-G1 Pack-side Impedance Track™(tm) fuel (gas) gauge with integrated protector BQ27742-G1 Single cell Li-ion battery fuel gauge with integrated protection | battery gas gauge BQ3050 SBS 1.1-compliant 2-s to 4-s battery gas gauge & protection BQ3055 2-series, 3-series, and 4-series Li-ion battery pack manager BQ3060 SBS 1.1-compliant gas gauge and protector BQ30Z554-R1 2 series, 3 series, and 4 series Li-ion battery pack manager BQ34110 Multi-chemistry high-cell Count battery fuel gauge with integrated rarely discharged module BQ34Z100 1-s to 16-s Impedance Track™ fuel gauge | battery gas gauge BQ34Z100-G1 Multi-chemistry Impedance Track™ standalone fuel gauge | battery gas gauge BQ34Z100-R2 Multichemistry Impedance Track™ stand-alone fuel gauge BQ34Z110 Wide range fuel gauge with Impedance Track™; for lead acid batteries | battery gas gauge
Hardware development
Evaluation board
ADVANCED-BQMTESTER Texas Instruments Advanced bqMTester Multi-Station Test and Program Board BQ27411EVM-G1A Pack-Side Impedance Track™ Fuel (Gas) Gauge Evaluation Module BQ27411EVM-G1C BQ27411EVM-G1C Pack-Side Impedance Track™ Fuel (Gas) Gauge Evaluation Module BQ27421EVM-G1A BQ27421EVM-G1A System-Side Battery Fuel (Gas) Gauge Evaluation Module Board BQ27421EVM-G1B BQ27421EVM-G1B System-Side Battery Fuel (Gas) Gauge Evaluation Module BQ27425EVM-G2A BQ27425EVM-G2A System-Side Impedance Track™ Fuel (Gas) Gauge Evaluation Module BQ27426EVM-738 BQ27426 EVM for Impedance Track Fuel Gauge w/Easy to Use Pre-programmed Chemistry Profiles BQ27427EVM BQ27427 evaluation module for Impedance Track™ battery gas gauge with integrated sense resistor BQ27441EVM-G1A BQ27441 evaluation board  BQ27441EVM-G1B BQ27441 evaluation board  BQ27510EVM System-Side Single-Cell Impedance Track™ Technology Evaluation Module  | Battery Fuel Gauge BQ27520EVM System-Side Impedance Track™ Battery Fuel Gauge Evaluation Module | Gas Gauge BQ27530EVM BQ27530EVM System-Side Impedance-Track Fuel (Gas) Gauge Direct Battery Connection Evaluation Module BQ27531EVM Battery Management Unit Impedance Track Fuel (Gas) Gauge Charger Controller Evaluation Module BQ27532EVM-656 Battery Charging Solution Evaluation Module BQ27542EVM Li-ion Battery Fuel Gauge Evaluation Module BQ27545EVM BQ27545EVM Single Cell, Pack Side, Impedance Track Fuel Gauge Evaluation Module BQ27546EVM-702 bq27546 Gas Gauge with Impedance Track™ Technology BQ27621EVM-G1 System-Side Fuel (Gas) Gauge Dynamic Voltage Correlation Evaluation Module BQ27741EVM BQ27741EVM Pack-Side Impedance Track Fuel (Gas) Gauge Integrated Protector Evaluation Module BQ27742EVM bq27742-G1 Single Cell Li-ion Battery Fuel (Gas) Gauge Programmable Evaluation Module BQ27750EVM-837 BQ27750 1-Cell Programmable Battery Manager Evaluation Module BQMTESTER BQMTESTER Multi Channel Test and Program Board MKST-3P-ALT-EV2300 MKS Technology alternative for EV2300 communications transceiver
Download options
Reference designs

TIDA-010030 — Accurate gauging and 50-μA standby current, 13-S, 48-V li-ion battery pack reference design

This reference design is a low standby and ship mode current consumption and high SOC gauging accuracy 13S, 48-V Li-ion battery pack design. It monitors each cell voltage, pack current and temperature with high accuracy and protects the Li-ion battery pack against overvoltage, undervoltage, over (...)
Design guide: PDF
Schematic: PDF
Package Pins CAD symbols, footprints & 3D models
TSSOP (PW) 14 Ultra Librarian

Ordering & quality

Information included:
  • RoHS
  • REACH
  • Device marking
  • Lead finish/Ball material
  • MSL rating/Peak reflow
  • MTBF/FIT estimates
  • Material content
  • Qualification summary
  • Ongoing reliability monitoring
Information included:
  • Fab location
  • Assembly location

Recommended products may have parameters, evaluation modules or reference designs related to this TI product.

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