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BQ27220 ACTIVO Medidor de combustible de batería (gas) CEDV de sistema con paquete de una sola celda con perfiles q Low power consumption, battery state-of-health (aging) estimates, internal temperature sensor

Detalles del producto

Cell chemistry Li-Ion/Li-Polymer Number of series cells Single Cell Communication interface I2C Battery capacity (min) (mAh) 300 Battery capacity (max) (mAh) 6000 Implementation Pack External capacity indication None Features Impedance Track™ algorithm Operating temperature range (°C) -20 to 70 Rating Catalog
Cell chemistry Li-Ion/Li-Polymer Number of series cells Single Cell Communication interface I2C Battery capacity (min) (mAh) 300 Battery capacity (max) (mAh) 6000 Implementation Pack External capacity indication None Features Impedance Track™ algorithm Operating temperature range (°C) -20 to 70 Rating Catalog
VSON (DRK) 10 12 mm² 4 x 3
  • HDQ (bq27010) or I2C (bq27210) Communication
  • Reports Accurate Time-to-Empty At Both Measured and Host-Requested Load Values
  • Reports Available Capacity Compensated for Discharge Rate, Temperature, and Age
  • End-of-Discharge Voltage Compensated for Discharge Rate and Temperature
  • Automatic Capacity Reduction with Age
  • Reports Temperature, Voltage, and Current
  • High Accuracy Charge and Discharge Current Integration with Automatic Offset Calibration
  • Requires No User Calibration
  • Programmable Input/Output Port
  • Internal User EEPROM Configuration Memory
  • Uploadable Coefficients Allows Host-Side Use with Multiple Pack Characteristics
  • Stable Oscillator Without External Components
  • Dynamic End-of-Discharge Detection Delay to Allow Use in a High-Dynamic Load Environment
  • Automatic Sleep Mode When Communication Lines are Low
  • Available in a Small 3 mm x 4 mm QFN Package
  • Five Low-Power Operating Modes
    • Active: < 90 µA
    • Sleep: < 2.5 µA
    • Ship: < 2 µA (bq27010 only)
    • Hibernate: < 1.5 µA
    • Data Retention: < 20 nA
  • APPLICATIONS
    • PDA
    • Smart Phones
    • MP3 Players
    • Digital Cameras
    • Internet Appliances
    • Handheld Devices

bqJUNIOR is a trademark of Texas Instruments.

  • HDQ (bq27010) or I2C (bq27210) Communication
  • Reports Accurate Time-to-Empty At Both Measured and Host-Requested Load Values
  • Reports Available Capacity Compensated for Discharge Rate, Temperature, and Age
  • End-of-Discharge Voltage Compensated for Discharge Rate and Temperature
  • Automatic Capacity Reduction with Age
  • Reports Temperature, Voltage, and Current
  • High Accuracy Charge and Discharge Current Integration with Automatic Offset Calibration
  • Requires No User Calibration
  • Programmable Input/Output Port
  • Internal User EEPROM Configuration Memory
  • Uploadable Coefficients Allows Host-Side Use with Multiple Pack Characteristics
  • Stable Oscillator Without External Components
  • Dynamic End-of-Discharge Detection Delay to Allow Use in a High-Dynamic Load Environment
  • Automatic Sleep Mode When Communication Lines are Low
  • Available in a Small 3 mm x 4 mm QFN Package
  • Five Low-Power Operating Modes
    • Active: < 90 µA
    • Sleep: < 2.5 µA
    • Ship: < 2 µA (bq27010 only)
    • Hibernate: < 1.5 µA
    • Data Retention: < 20 nA
  • APPLICATIONS
    • PDA
    • Smart Phones
    • MP3 Players
    • Digital Cameras
    • Internet Appliances
    • Handheld Devices

bqJUNIOR is a trademark of Texas Instruments.

The bqJUNIOR™ series are highly accurate stand-alone single-cell Li-Ion and Li-Pol battery capacity monitoring and reporting devices targeted at space-limited, portable applications. The IC monitors a voltage drop across a small current sense resistor connected in series with the battery to determine charge and discharge activity of the battery. Compensations for battery age, temperature, self-discharge, and discharge rate are applied to the capacity measurments to provide available time-to-empty information across a wide range of operating conditions. Battery capacity is automatically recalibrated, or learned, in the course of a discharge cycle from full to empty. Internal registers include current, capacity, time-to-empty, state-of-charge, cell temperature and voltage, status, and more.

The bqJUNIOR can operate directly from single-cell Li-Ion and Li-Pol batteries and communicates to the system over a HDQ one-wire or I2C serial interface.

The bqJUNIOR™ series are highly accurate stand-alone single-cell Li-Ion and Li-Pol battery capacity monitoring and reporting devices targeted at space-limited, portable applications. The IC monitors a voltage drop across a small current sense resistor connected in series with the battery to determine charge and discharge activity of the battery. Compensations for battery age, temperature, self-discharge, and discharge rate are applied to the capacity measurments to provide available time-to-empty information across a wide range of operating conditions. Battery capacity is automatically recalibrated, or learned, in the course of a discharge cycle from full to empty. Internal registers include current, capacity, time-to-empty, state-of-charge, cell temperature and voltage, status, and more.

The bqJUNIOR can operate directly from single-cell Li-Ion and Li-Pol batteries and communicates to the system over a HDQ one-wire or I2C serial interface.

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Documentación técnica

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Tipo Título Fecha
* Data sheet Li-Ion and Li-Pol Battery Gas Gauge IC for Portable Apps (bqJUNIOR) datasheet (Rev. B) 16 ene 2007
EVM User's guide bq27x10EVM Single Cell Battery Fuel Gauge Evaluation Module (Rev. A) 04 oct 2013
Application note Feature Set Comparison of bq27x00, bq27x10, bq27500, and bq27510 (Rev. A) 02 dic 2008
Application note Transition From Prior bqJunior Gauges to the bq27x10 17 jul 2007
Application note Configuring the bq27010/210 for Gas Gauge Applications 23 feb 2007
Application note Using the bq27x00 With a Primary Cell Battery 15 dic 2005
Application note Building a Superior Battery Monitor with the bq27x00 20 jun 2005

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.

Controlador o biblioteca

BQ27XXXSW-LINUX — Controlador Linux para BQ27XXX

The Linux driver supports the BQ27x series of Battery Fuel Gauges. The Linux driver supports communication through the I2C/HDQ bus and interfaces with the power supply sub-system to monitor battery properties.

 

Linux Mainline Status

Available in Linux Main line: Yes
Available through git.ti.com: N/A

(...)

Soporte de software

SLUC078 bq27x10 Tester Software

Productos y hardware compatibles

Productos y hardware compatibles

Productos
Medidores de carga de baterías
BQ27010 CI de indicador de gas de batería Li-ion y Li-pol para aplicaciones portátiles con HDQ BQ27210 CI de indicador de gas de batería Li-ion y Li-pol para aplicaciones portátiles con I2C
Soporte de software

SLUC087 bq27x10 evaluation software

Productos y hardware compatibles

Productos y hardware compatibles

Productos
Medidores de carga de baterías
BQ27010 CI de indicador de gas de batería Li-ion y Li-pol para aplicaciones portátiles con HDQ BQ27210 CI de indicador de gas de batería Li-ion y Li-pol para aplicaciones portátiles con I2C
Soporte de software

SLUC261 Gas Gauge Chemistry Updater Setup v7.82

Productos y hardware compatibles

Productos y hardware compatibles

Productos
Medidores de carga de baterías
BQ20Z40 Indicador de gas conforme a SBS con tecnología Impedance Track para su uso con BQ29330 BQ20Z40-R1 Indicador de gas conforme a SBS 1.1 con tecnología Impedance Track™ BQ20Z70-V150 Indicador de gas conforme a SBS 1.1 habilitado con tecnología Impedance Track™ BQ20Z70-V160 Medidor de gas conforme a SBS 1.1 habilitado con la tecnología Impedance Track™ para su uso con bq29 BQ20Z80 Medidor de gas conforme a SBS 1.1 habilitado con la tecnología Impedance Track™ para su uso con bq29 BQ20Z80-V102 Indicador de gas conforme a SBS 1.1 habilitado con tecnología Impedance Track™ BQ20Z80-V110 Indicador de gas conforme a SBS 1.1 habilitado con tecnología Impedance Track™ con FW v1.10 BQ20Z80A-V110 Medidor de gas conforme a SBS 1.1 habilitado con la tecnología Impedance Track™ para su uso con bq29 BQ27000 CI de indicador de gas de batería de ion litio y polímero de litio de una sola celda BQ27010 CI de indicador de gas de batería Li-ion y Li-pol para aplicaciones portátiles con HDQ BQ27200 CI de indicador de gas de batería de ion litio y polímero de litio de una sola celda con interfaz I2 BQ27210 CI de indicador de gas de batería Li-ion y Li-pol para aplicaciones portátiles con I2C BQ27425-G1 Indicador de combustible del lado del sistema Impedance Track™ con conexión directa a la batería I b BQ27505-J5 Indicador de combustible con FW v2.29 con Impedance Track™ del lado del sistema
Software
Herramienta de diseño
GASGAUGECHEM-SW Actualizador químico del indicador de gas
Encapsulado Pines Símbolos CAD, huellas y modelos 3D
VSON (DRK) 10 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

Soporte y capacitación

Foros de TI E2E™ con asistencia técnica de los ingenieros de TI

El contenido lo proporcionan “tal como está” TI y los colaboradores de la comunidad y no constituye especificaciones de TI. Consulte los términos de uso.

Si tiene preguntas sobre la calidad, el paquete o el pedido de productos de TI, consulte el soporte de TI. ​​​​​​​​​​​​​​

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