BQ35100

ACTIVO

Indicador de combustible de batería para baterías no recargables (litio primario) y monitor de fin d

Detalles del producto

Cell chemistry Primary Lithium Number of series cells Single Cell Communication interface I2C Battery capacity (min) (mAh) 100 Battery capacity (max) (mAh) 32000 Implementation Pack, System External capacity indication None Features Accumulated Coulomb Count, End of Service Operating temperature range (°C) -40 to 85 Rating Catalog
Cell chemistry Primary Lithium Number of series cells Single Cell Communication interface I2C Battery capacity (min) (mAh) 100 Battery capacity (max) (mAh) 32000 Implementation Pack, System External capacity indication None Features Accumulated Coulomb Count, End of Service Operating temperature range (°C) -40 to 85 Rating Catalog
TSSOP (PW) 14 32 mm² 5 x 6.4
  • Fuel gauge and battery diagnostics for flow meter applications predict end-of-service or early battery failure
    • Supports lithium thionyl chloride (Li-SOCl2) and lithium manganese dioxide (Li-MnO2) chemistry batteries
    • Accurate voltage, temperature, current, and coulomb counter measurements that report battery health and service life
    • State-of-health (SOH) algorithm for Li-MnO2
    • End-of-service (EOS algorithm for Li-SOCl2)
    • Coulomb accumulation (ACC) algorithm for all battery types
  • Ultra-low average power consumption to maximize battery run time
    • Gauge enabled through host-controlled periodic updates
    • State-of-health (SOH) ~0.06 µA
    • End-of-service (EOS) ~0.35 µA
    • Coulomb accumulation (ACC) diagnostic updates ~0.3 µA
  • System interaction capabilities
    • I2C host communication, providing battery parameter and status access
    • Configurable host interrupt
    • Battery information data logging options for in operation diagnostics and failure analysis
    • SHA-1 authentication to help prevent counterfeit battery use
  • Fuel gauge and battery diagnostics for flow meter applications predict end-of-service or early battery failure
    • Supports lithium thionyl chloride (Li-SOCl2) and lithium manganese dioxide (Li-MnO2) chemistry batteries
    • Accurate voltage, temperature, current, and coulomb counter measurements that report battery health and service life
    • State-of-health (SOH) algorithm for Li-MnO2
    • End-of-service (EOS algorithm for Li-SOCl2)
    • Coulomb accumulation (ACC) algorithm for all battery types
  • Ultra-low average power consumption to maximize battery run time
    • Gauge enabled through host-controlled periodic updates
    • State-of-health (SOH) ~0.06 µA
    • End-of-service (EOS) ~0.35 µA
    • Coulomb accumulation (ACC) diagnostic updates ~0.3 µA
  • System interaction capabilities
    • I2C host communication, providing battery parameter and status access
    • Configurable host interrupt
    • Battery information data logging options for in operation diagnostics and failure analysis
    • SHA-1 authentication to help prevent counterfeit battery use

The BQ35100 Battery Fuel Gauge and End-Of-Service Monitor provides highly configurable fuel gauging for non-rechargeable (primary) lithium batteries without requiring a forced discharge of the battery. Built so that optimization is not necessary to achieve accurate gauging, the BQ35100 device uses patented TI gauging algorithms to support the option to seamlessly replace an old battery with a new one.

The BQ35100 device provides accurate results with ultra-low average power consumption where less than 2 µA can be achieved through host control via the GAUGE ENABLE (GE) pin. The device is only required to be powered long enough, at a system-determined update frequency, to gather data and to make calculations to support the selected algorithm. A typical system may need to only be updated once every 8 hours as the gauge is not required to be powered to measure all discharge activity.

The fuel gauging functions use voltage, current, and temperature measurements to provide state-of-health (SOH) data and end-of-service (EOS) warning information where the host can read the gathered data through a 400-kHz I2C bus. An ALERT output, based on a variety of configurable status and data options, is also available to interrupt the host.

The BQ35100 Battery Fuel Gauge and End-Of-Service Monitor provides highly configurable fuel gauging for non-rechargeable (primary) lithium batteries without requiring a forced discharge of the battery. Built so that optimization is not necessary to achieve accurate gauging, the BQ35100 device uses patented TI gauging algorithms to support the option to seamlessly replace an old battery with a new one.

The BQ35100 device provides accurate results with ultra-low average power consumption where less than 2 µA can be achieved through host control via the GAUGE ENABLE (GE) pin. The device is only required to be powered long enough, at a system-determined update frequency, to gather data and to make calculations to support the selected algorithm. A typical system may need to only be updated once every 8 hours as the gauge is not required to be powered to measure all discharge activity.

The fuel gauging functions use voltage, current, and temperature measurements to provide state-of-health (SOH) data and end-of-service (EOS) warning information where the host can read the gathered data through a 400-kHz I2C bus. An ALERT output, based on a variety of configurable status and data options, is also available to interrupt the host.

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Documentación técnica

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Documentación principal Tipo Título Opciones de formato Fecha
* Data sheet BQ35100 Lithium Primary Battery Fuel Gauge and End-Of-Service Monitor datasheet (Rev. E) PDF | HTML 08 abr 2019
* User guide bq35100 Technical Reference Manual (Rev. C) 26 mar 2018
Application note How to Configure the BQ35100 for EOS Mode PDF | HTML 15 sep 2022
Application note Alternative Gauging Techniques for Flow Meters and the Benefits of the bq35100 15 nov 2018
Technical article Facing smart meter design challenges, part 1: maximizing battery life PDF | HTML 16 ago 2018
Application brief Using the BQ35100 with Li-Primary Based Applications 20 jun 2018
Application note Gauge Communication 12 ene 2017
Application note Using I2C Communications With the bq34110 bq35100 and bq34z100-G1 Series of Gas PDF | HTML 09 nov 2016

Diseño y desarrollo

Para conocer los términos adicionales o los recursos necesarios, haga clic en cualquier título de abajo para ver la página de detalles cuando esté disponible.

Placa de evaluación

BQ35100EVM-795 — Módulo de evaluación de bq35100 de celda primaria de litio con medición de gas del monitor de fin de

BQ35100EVM-795 es un sistema completo útil para evaluar la funcionalidad de los algoritmos de medición de combustible y monitoreo de fin de servicio bq35100. Como se describe en la carpeta de productos BQ35100, este indicador es apropiado para aplicaciones alimentadas por una celda a sistemas de (...)
Guía del usuario: PDF
Software de aplicación y estructura

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 (...)

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Software de aplicación y estructura

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

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Herramienta de programación de software

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 (...)

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Soporte de software

SLUC623 bq35100 Firmware

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Diseños de referencia

TIDA-01546 — Diseño de referencia de los medidores de flujo inteligentes alimentados por batería para controlar e

Este diseño de referencia muestra soluciones innovadoras para la supervisión del estado de la batería y del sistema en caudalímetros inteligentes alimentados por batería.  El subsistema de supervisión de la batería proporciona mediciones de energía de alta precisión y proyecciones del estado de (...)
Design guide: PDF
Esquema: PDF
Diseños de referencia

TIDA-01236 — Diseño de referencia para ampliar el tiempo de ejecución de la batería de botón en el detector de fu

Este diseño de referencia demuestra un sensor inalámbrico de baja potencia que detecta fugas de gas mediante el análisis del espectro ultrasónico en busca de determinadas características. El sistema está diseñado para funcionar con una sola celda de litio primaria tipo moneda y comunicarse de (...)
Design guide: PDF
Esquema: PDF
Encapsulado Pines Símbolos CAD, huellas y modelos 3D
TSSOP (PW) 14 Ultra Librarian

Pedidos y calidad

Información incluida:
  • RoHS
  • REACH
  • Marcado del dispositivo
  • Acabado de plomo/material de la bola
  • Clasificación de nivel de sensibilidad a la humedad (MSL)/reflujo máximo
  • Estimaciones de tiempo medio entre fallas (MTBF)/fallas en el tiempo (FIT)
  • Contenido del material
  • Resumen de calificaciones
  • Monitoreo continuo de confiabilidad
Información incluida:
  • Lugar de fabricación
  • Lugar de ensamblaje

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Soporte y capacitación

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