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Selbe Funktionalität wie der verglichene Baustein bei abweichender Anschlussbelegung
BQ27Z561-R2 AKTIV Impedance Track™-Batteriegasfühlerlösung für 1-S-Li-Ion-Akkupacks SHA-256 authentication, low-voltage (2.0 V), black box recorder, enhanced charging algorithm
BQ27Z746 AKTIV Gehäuseseitiger Ladestandsmesser mit Impedance-Track™-Technologie und integriertem Schutz Integrated protection, SHA-256 authentication, low-voltage (2.0 V) operation, black box recorder

Produktdetails

Cell chemistry Li-Ion/Li-Polymer Number of series cells Single Cell Communication interface HDQ, I2C Battery capacity (min) (mAh) 500 Battery capacity (max) (mAh) 16000 Implementation Pack External capacity indication None Features Impedance Track™ algorithm, Integrated Protector, SHA-1 Authentication Operating temperature range (°C) -40 to 85 Rating Catalog
Cell chemistry Li-Ion/Li-Polymer Number of series cells Single Cell Communication interface HDQ, I2C Battery capacity (min) (mAh) 500 Battery capacity (max) (mAh) 16000 Implementation Pack External capacity indication None Features Impedance Track™ algorithm, Integrated Protector, SHA-1 Authentication Operating temperature range (°C) -40 to 85 Rating Catalog
DSBGA (YZF) 15 4.8125 mm² 1.75 x 2.75
  • Battery Fuel Gauge and Protector for 1-Series Li-
    Ion Applications
  • Microcontroller Peripheral Provides:
    • Accurate Battery Fuel Gauging Supports up to
      14,500 mAh
    • External and Internal Temperature Sensors for
      Battery Temperature Reporting
    • Precision 16-Bit High-Side Coulomb Counter
      with High-Side Low-Value Sense Resistor
      (5 mΩ to 20 mΩ)
    • Lifetime and Current Data Logging
    • 64 Bytes of Non-Volatile Scratch Pad Flash
    • SHA-1/HMAC Authentication
  • Battery Fuel Gauging Based on Patented
    Impedance Track7trade; Technology
    • Models Battery Discharge Curve for Accurate
      Time-To-Empty Predictions
    • Automatically Adjusts for Aging, Self-
      Discharge, and Temperature- and Rate-
      Induced Effects on Battery
  • Advanced Fuel Gauging Features
    • Internal Short Detection
    • Tab Disconnection Detection
  • Safety and Protection:
    • Over- and Undervoltage Protection with Low-
      Power Mode
    • Overcharging and Discharging Current
      Protection
    • Overtemperature Protection
    • Short-Circuit Protection
    • Low-Voltage Notification
    • Voltage Doubler to Support High-Side
      N-Channel FET Protection
  • HDQ and I2C Interface Formats for
    Communication with Host System
  • Small 15-Ball NanoFree™ (BGA) Packaging
  • Battery Fuel Gauge and Protector for 1-Series Li-
    Ion Applications
  • Microcontroller Peripheral Provides:
    • Accurate Battery Fuel Gauging Supports up to
      14,500 mAh
    • External and Internal Temperature Sensors for
      Battery Temperature Reporting
    • Precision 16-Bit High-Side Coulomb Counter
      with High-Side Low-Value Sense Resistor
      (5 mΩ to 20 mΩ)
    • Lifetime and Current Data Logging
    • 64 Bytes of Non-Volatile Scratch Pad Flash
    • SHA-1/HMAC Authentication
  • Battery Fuel Gauging Based on Patented
    Impedance Track7trade; Technology
    • Models Battery Discharge Curve for Accurate
      Time-To-Empty Predictions
    • Automatically Adjusts for Aging, Self-
      Discharge, and Temperature- and Rate-
      Induced Effects on Battery
  • Advanced Fuel Gauging Features
    • Internal Short Detection
    • Tab Disconnection Detection
  • Safety and Protection:
    • Over- and Undervoltage Protection with Low-
      Power Mode
    • Overcharging and Discharging Current
      Protection
    • Overtemperature Protection
    • Short-Circuit Protection
    • Low-Voltage Notification
    • Voltage Doubler to Support High-Side
      N-Channel FET Protection
  • HDQ and I2C Interface Formats for
    Communication with Host System
  • Small 15-Ball NanoFree™ (BGA) Packaging

The Texas Instruments bq27741-G1 Li-Ion battery fuel gauge is a microcontroller peripheral that provides fuel gauging for single-cell Li-Ion battery packs. The device requires little system microcontroller firmware development for accurate battery fuel gauging. The fuel gauge resides within the battery pack or on the system’s main board with an embedded battery (non-removable). The fuel gauge provides hardware-based over- and undervoltage, overcurrent in charge or discharge, and short-circuit protections.

The fuel gauge uses the patented Impedance Track™ algorithm for fuel gauging, and provides information such as remaining battery capacity (mAh), state-of-charge (%), run-time to empty (minimum), battery voltage (mV), and temperature (°C), as well as recording vital parameters throughout the lifetime of the battery.

The device comes in a 15-ball BGA package (2.776 mm × 1.96 mm) that is ideal for space-constrained applications.

The Texas Instruments bq27741-G1 Li-Ion battery fuel gauge is a microcontroller peripheral that provides fuel gauging for single-cell Li-Ion battery packs. The device requires little system microcontroller firmware development for accurate battery fuel gauging. The fuel gauge resides within the battery pack or on the system’s main board with an embedded battery (non-removable). The fuel gauge provides hardware-based over- and undervoltage, overcurrent in charge or discharge, and short-circuit protections.

The fuel gauge uses the patented Impedance Track™ algorithm for fuel gauging, and provides information such as remaining battery capacity (mAh), state-of-charge (%), run-time to empty (minimum), battery voltage (mV), and temperature (°C), as well as recording vital parameters throughout the lifetime of the battery.

The device comes in a 15-ball BGA package (2.776 mm × 1.96 mm) that is ideal for space-constrained applications.

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Technische Dokumentation

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Top-Dokumentation Typ Titel Format-Optionen Datum
* Data sheet bq27741-G1 Single-Cell Li-Ion Battery Fuel Gauge with Integrated Protection datasheet (Rev. C) PDF | HTML 26 Aug 2015
Application note Host System Calibration Method (Rev. B) 19 Mai 2016
Application note Theory and Implementation of Impedance Track Battery Fuel-Gauging Algorithm (Rev. A) PDF | HTML 16 Mai 2014
Application note Using I2C Communication With the bq275xx Series of Fuel Gauges (Rev. B) 15 Mai 2014
User guide Pack-Side Impedance Track™ Battery Fuel Gauge With Integrated Protector and LDO 01 Feb 2013
Application note bq27541-v200 to bq27541-G1 Change List (Rev. A) 21 Okt 2012
Application note Configuring the bq2754x-G1 Data Flash 16 Okt 2012
Application note WinCE/Linux Drivers for bq275xx Fuel Gauge 17 Mär 2011
Application note Going to Production With the bq2754x (Rev. A) 11 Mär 2011
Application note How to Generate Golden Image for Single-Cell Impedance Track(TM) Devices 07 Jan 2010
Application note Updating Firmware with the bq2750x and EVM. (Rev. A) 22 Jul 2008

Design und Entwicklung

Weitere Bedingungen oder erforderliche Ressourcen enthält gegebenenfalls die Detailseite, die Sie durch Klicken auf einen der unten stehenden Titel erreichen.

Evaluierungsplatine

BQ27741EVM — BQ27741EVM Gehäuseseitiger Impedance Track-Batteriegasmesser mit integriertem Protektor – Evaluierun

The BQ27741EVM along with GaugeStudio software provide the customer with tools for developing a battery fuel gauge module for placement inside a lithium-based battery pack. Customers are able to configure the BQ27741EVM so that it can provide accurate battery fuel gauging information. The (...)
Benutzerhandbuch: PDF
Anwendungssoftware und Frameworks

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 (...)

Unterstützte Produkte und Hardware

Unterstützte Produkte und Hardware

Download-Optionen
Anwendungssoftware und Frameworks

BQSTUDIO-TEST Battery Management Studio (bqStudio) Software – untested 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 (...)

Unterstützte Produkte und Hardware

Unterstützte Produkte und Hardware

Download-Optionen
Anwendungssoftware und Frameworks

GPCCHEM — Rechner für Messparameter: Passende Chemie für Impedance Track-Messgeräte

Der Abgleich der GPC-Chemie-ID für Gasfühler mit Impedance Track (IT)-Algorithmus (Suche nach der nächsten chemischen Übereinstimmung) muss vor der Optimierung der Leistung bei Raumtemperatur oder niedrigen Temperaturen erfolgen.

GPCCHEM (Gauging Parameter Calculator Chemistry ID Matching for (...)

Anwendungssoftware und Frameworks

GPCRA0 — Rechner für Messparameter: Optimierung der Leistung bei Raumtemperaturen für Impedance Track-Messger

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 (...)
Benutzerhandbuch: PDF
Firmware

SLUC606 Host System Calibration Method Software

Unterstützte Produkte und Hardware

Unterstützte Produkte und Hardware

Software-Programmiertool

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 (...)

Unterstützte Produkte und Hardware

Unterstützte Produkte und Hardware

Download-Optionen
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 (...)

Unterstützte Produkte und Hardware

Unterstützte Produkte und Hardware

Download-Optionen
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 (...)

Unterstützte Produkte und Hardware

Unterstützte Produkte und Hardware

Download-Optionen
Support-Software

SLUC499 bq27741-G1 Firmware (v1.08 .senc file)

Unterstützte Produkte und Hardware

Unterstützte Produkte und Hardware

Referenzdesigns

TIDA-00030 — Referenzdesign für integrierten Schutz für Pack-Side-Impedance Track Kraftstoff (Gas)-Messgerät

This reference design, using BQ27741 along with GaugeStudio software, provides the customer with tools for developing a battery fuel gauge module for placement inside a lithium-based battery pack. Customers are able to configure the solution so that it can provide accurate battery fuel gauging (...)
Test report: PDF
Schaltplan: PDF
Gehäuse Pins CAD-Symbole, Footprints und 3D-Modelle
DSBGA (YZF) 15 Ultra Librarian

Bestellen & Qualität

Beinhaltete Information:
  • RoHS
  • REACH
  • Bausteinkennzeichnung
  • Blei-Finish/Ball-Material
  • MSL-Rating / Spitzenrückfluss
  • MTBF-/FIT-Schätzungen
  • Materialinhalt
  • Qualifikationszusammenfassung
  • Kontinuierliches Zuverlässigkeitsmonitoring
Beinhaltete Information:
  • Werksstandort
  • Montagestandort

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Support und Schulungen

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