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Circuitos integrados para cargadores de baterías

BQ25883

ACTIVO

Cargador de batería de refuerzo con I2C, 2 celdas, 2A para entrada USB en un paquete WQFN con ruta d

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BQ25883

ACTIVO
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Detalles del producto

Number of series cells 2 Charge current (max) (A) 2 Vin (max) (V) 6.2 Cell chemistry Li-Ion/Li-Polymer Battery charge voltage (min) (V) 6.8 Battery charge voltage (max) (V) 9.2 Absolute max Vin (max) (V) 20 Control topology Switch-Mode Boost Control interface I2C Features BAT temp thermistor monitoring (JEITA profile), IC thermal regulation, ICO (Input Current Optimization), IINDPM (Input current limit), Input OVP, Integrated ADC, Integrated LDO, Power Path, USB C/PD compatible, USB D+/D-/BC1.2 integrated, USB OTG integrated, VINDPM (Input voltage threshold to maximize adaptor power) Vin (min) (V) 3.9 Rating Catalog Operating temperature range (°C) -40 to 85
Number of series cells 2 Charge current (max) (A) 2 Vin (max) (V) 6.2 Cell chemistry Li-Ion/Li-Polymer Battery charge voltage (min) (V) 6.8 Battery charge voltage (max) (V) 9.2 Absolute max Vin (max) (V) 20 Control topology Switch-Mode Boost Control interface I2C Features BAT temp thermistor monitoring (JEITA profile), IC thermal regulation, ICO (Input Current Optimization), IINDPM (Input current limit), Input OVP, Integrated ADC, Integrated LDO, Power Path, USB C/PD compatible, USB D+/D-/BC1.2 integrated, USB OTG integrated, VINDPM (Input voltage threshold to maximize adaptor power) Vin (min) (V) 3.9 Rating Catalog Operating temperature range (°C) -40 to 85
VQFN (RGE) 24 16 mm² 4 x 4
  • High-efficiency 2-A, 1.5MHz switch mode boost charger
    • 93.4% Charge efficiency at 5V adapter, 7.6-V battery, 1-A charge
    • Optimized for USB input and 2-cell Li-Ion battery
    • Selectable low power PFM mode for light load operation
  • Single input to support USB input adapters
    • Supports 3.9 V – 6.2 V input voltage range with 20-V absolute maximum input voltage rating
    • Input current limit (500 mA to 3.3 A with 100-mA resolution) to support USB2.0, USB3.0 standard adapters
    • Maximum power tracking by input voltage limit up-to 5.5 V
    • Integrated USB D+/D- auto-detect USB SDP, CDP, DCP, and non-standard adapters
  • Power path management and I2C control
    • Highest battery discharge efficiency with 17mΩ battery discharge MOSFET
    • Narrow VDC (NVDC) power path management
      • Instant-on system on with no battery or deeply discharged battery
      • Ideal diode operation in battery supplement mode
  • USB on-the-go (OTG) with adjustable output from 4.5V to 5.5V
    • Buck converter with up-to 2 A output
    • 94% Efficiency at 5 V, 1 A output
    • Accurate constant current (CC) regulation and output short protection
    • Selectable low power PFM mode for light load operation with out-of-audio option
  • Input current optimizer (ICO) to maximize input power without overloading adapters
  • Integrated 16-bit ADC for system monitoring (BUS voltage and current, each cell voltage, charge current, SYS voltage, and NTC and die temperature)
  • High integration includes all MOSFETs, current sensing and loop compensation
  • High accuracy
    • ±0.5% Charge voltage regulation
    • ±5% Charge current regulation
    • ±7.5% Input current regulation
  • Safety
    • Battery temperature sensing in charge and OTG buck mode
    • Thermal regulation and thermal shutdown
  • High-efficiency 2-A, 1.5MHz switch mode boost charger
    • 93.4% Charge efficiency at 5V adapter, 7.6-V battery, 1-A charge
    • Optimized for USB input and 2-cell Li-Ion battery
    • Selectable low power PFM mode for light load operation
  • Single input to support USB input adapters
    • Supports 3.9 V – 6.2 V input voltage range with 20-V absolute maximum input voltage rating
    • Input current limit (500 mA to 3.3 A with 100-mA resolution) to support USB2.0, USB3.0 standard adapters
    • Maximum power tracking by input voltage limit up-to 5.5 V
    • Integrated USB D+/D- auto-detect USB SDP, CDP, DCP, and non-standard adapters
  • Power path management and I2C control
    • Highest battery discharge efficiency with 17mΩ battery discharge MOSFET
    • Narrow VDC (NVDC) power path management
      • Instant-on system on with no battery or deeply discharged battery
      • Ideal diode operation in battery supplement mode
  • USB on-the-go (OTG) with adjustable output from 4.5V to 5.5V
    • Buck converter with up-to 2 A output
    • 94% Efficiency at 5 V, 1 A output
    • Accurate constant current (CC) regulation and output short protection
    • Selectable low power PFM mode for light load operation with out-of-audio option
  • Input current optimizer (ICO) to maximize input power without overloading adapters
  • Integrated 16-bit ADC for system monitoring (BUS voltage and current, each cell voltage, charge current, SYS voltage, and NTC and die temperature)
  • High integration includes all MOSFETs, current sensing and loop compensation
  • High accuracy
    • ±0.5% Charge voltage regulation
    • ±5% Charge current regulation
    • ±7.5% Input current regulation
  • Safety
    • Battery temperature sensing in charge and OTG buck mode
    • Thermal regulation and thermal shutdown

The BQ25883 is a highly-integrated 2-A boost switch-mode battery charge management and system power path management device for 2-cell (2s) Li-Ion and Li-polymer battery. The BQ25883 has I2C control with OTG and power path.

The BQ25883 is a highly-integrated 2-A boost switch-mode battery charge management and system power path management device for 2-cell (2s) Li-Ion and Li-polymer battery. The BQ25883 has I2C control with OTG and power path.
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BQ25882 ACTIVO Cargador de batería de refuerzo con I2C, 2 celdas, 2A para entrada USB en un paquete WCSP con ruta d This product is 2A, 2S I2C boost charger in a WCSP package
BQ25887 ACTIVO Cargador de batería de 2 A de refuerzo con I2C de 2 celdas para entrada USB y balanceador de celdas This product is 2A, 2S I2C boost charger in a WQFN package and 400mA integrated Cell-balancing

Documentación técnica

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* Data sheet BQ25883 2-Cell, 2-A Boost-Mode Battery Charger With Power Path, USB On-The-Go Boost (OTG) For USB Input datasheet (Rev. A) PDF | HTML 12 abr 2019
Application note State of Charge Estimation Using Smart Battery Charger PDF | HTML 11 oct 2021
Technical article 4 Reasons why you should use a boost charger for 2-cell battery application PDF | HTML 03 abr 2019
User guide BQ25883 QFN boost-mode battery charger evaluation module 05 feb 2019

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

BQ25883EVM — Módulo de evaluación para cargador de baterías de refuerzo

Charging 2-cell, 8.4-V battery packs from a legacy 5-V USB port requires a boost charger. The BQ25883 is a highly integrated 2-A boosting, 1.5-MHz switch-mode battery charge management with dynamic power-path management for 2-s Li-ion and Li-polymer batteries. The I2C serial interface with charging (...)
Guía del usuario: PDF
No disponible en TI.com
Placa de evaluación

BQ25887EVM — Cargadores de batería de refuerzo con módulo de evaluación de balanceo de celdas

Charging 2-cell, 8.4-V battery from a legacy 5-V USB port requires a boost charger. The BQ25887 is a highly integrated 2-A boosting, 1.5-MHz switch-mode battery charge management with cell balancing for 2-s Li-ion and Li-polymer battery. The I2C serial interface with charging and cell balancing (...)
Guía del usuario: PDF
No disponible en TI.com
Adaptador de interfaz

EV2400 — Módulo de evaluación de placa de interfaz de PC basada en USB para indicador de combustible (gas) de

The EV2400 EVM interface board enables an IBM-compatible or other type PC (with the required driver for its particular platform) to communicate with the Texas Instruments SMBus or I2C interface gas gauges via a Universal Serial Bus (USB) port. In addition to this board, PC software is required to (...)

Guía del usuario: PDF
No disponible en TI.com
Diseños de referencia

PMP40496 — Diseño de referencia de sistema de carga de refuerzo de 2 celdas con USB de 5 V

This 5-V USB, 2-cell battery boost charger reference design includes a charger system and a 2-cell battery holder with a gauge that can be connected by a cable or work independently. The key components of the charger system include the BQ25883 boost charger, TUSB320LAI Type-C CC logic, (...)
Test report: PDF
Esquema: PDF
Paquete Pasadores Descargar
VQFN (RGE) 24 Ver opciones
Se aplican los Términos y condiciones estándar de TI para los elementos de evaluación.

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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