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Circuitos integrados de gestión de baterías
Circuitos integrados para cargadores de baterías

BQ25890

ACTIVO

Cargador de batería reductor de I2C, 1 celda y 5 A con tecnología Maxcharge™ para alta entrada con D

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BQ25890

ACTIVO
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Detalles del producto

Number of series cells 1 Charge current (max) (A) 5 Vin (max) (V) 14 Cell chemistry Li-Ion/Li-Polymer Battery charge voltage (min) (V) 3.84 Battery charge voltage (max) (V) 4.6 Absolute max Vin (max) (V) 22 Control topology Switch-Mode Buck Control interface I2C Features BAT temp thermistor monitoring (JEITA profile), BAT temp thermistor monitoring (hot/cold profile), IC thermal regulation, ICO (Input Current Optimization), IINDPM (Input current limit), Input OVP, Integrated ADC, Power Path, USB C/PD compatible, USB D+/D-/BC1.2 integrated, USB OTG integrated Vin (min) (V) 3.9 Rating Catalog Operating temperature range (°C) -40 to 85
Number of series cells 1 Charge current (max) (A) 5 Vin (max) (V) 14 Cell chemistry Li-Ion/Li-Polymer Battery charge voltage (min) (V) 3.84 Battery charge voltage (max) (V) 4.6 Absolute max Vin (max) (V) 22 Control topology Switch-Mode Buck Control interface I2C Features BAT temp thermistor monitoring (JEITA profile), BAT temp thermistor monitoring (hot/cold profile), IC thermal regulation, ICO (Input Current Optimization), IINDPM (Input current limit), Input OVP, Integrated ADC, Power Path, USB C/PD compatible, USB D+/D-/BC1.2 integrated, USB OTG integrated Vin (min) (V) 3.9 Rating Catalog Operating temperature range (°C) -40 to 85
WQFN (RTW) 24 16 mm² 4 x 4
  • High efficiency 5-A, 1.5-MHz Switch Mode buck charge
    • 93% Charge efficiency at 2 A and 91% charge efficiency at 3-A charge current
    • Optimize for high voltage input (9 V to 12 V)
    • Low power PFM Mode for light-load operations
  • USB On-the-Go (OTG) with adjustable output from 4.5 V to 5.5 V
    • Selectable 500-kHz and 1.5-MHz Boost Converter with up-to 2.4-A output
    • 93% Boost efficiency at 5 V at 1-A output
    • Accurate Hiccup Mode overcurent protection
  • Single input to support USB input and adjustable high voltage adapters
    • Support 3.9-V to 14-V input voltage range
    • Input current limit (100 mA to 3.25 A with 50-mA resolution) to support USB2.0, USB3.0 standard and high voltage adapters
    • Maximum power tracking by input voltage limit up-to 14 V for wide range of adapters
    • Auto detect USB SDP, CDP, DCP, and non-standard adapters (BQ25890)
  • Input Current Optimizer (ICO) to maximize input power without overloading adapters
  • Resistance Compensation (IRCOMP) from charger output to cell terminal
  • Highest battery discharge efficiency with 11-mΩ battery discharge MOSFET up to 9 A
  • Integrated ADC for system monitor (voltage, temperature, charge current)
  • Narrow VDC (NVDC) power path management
    • Instant-on works with no battery or deeply discharged battery
    • Ideal diode operation in Battery Supplement Mode
  • BATFET Control to support Ship Mode, wake up, and full system reset
  • Flexible autonomous and I2C Mode for optimal system performance
  • High integration includes all MOSFETs, current sensing and loop compensation
  • 12-µA Low battery leakage current to support Ship Mode
  • High Accuracy
    • ±0.5% Charge voltage regulation
    • ±5% Charge current regulation
    • ±7.5% Input current regulation
  • Safety
    • Battery temperature sensing for charge and Boost Mode
    • Thermal regulation and thermal shutdown
  • High efficiency 5-A, 1.5-MHz Switch Mode buck charge
    • 93% Charge efficiency at 2 A and 91% charge efficiency at 3-A charge current
    • Optimize for high voltage input (9 V to 12 V)
    • Low power PFM Mode for light-load operations
  • USB On-the-Go (OTG) with adjustable output from 4.5 V to 5.5 V
    • Selectable 500-kHz and 1.5-MHz Boost Converter with up-to 2.4-A output
    • 93% Boost efficiency at 5 V at 1-A output
    • Accurate Hiccup Mode overcurent protection
  • Single input to support USB input and adjustable high voltage adapters
    • Support 3.9-V to 14-V input voltage range
    • Input current limit (100 mA to 3.25 A with 50-mA resolution) to support USB2.0, USB3.0 standard and high voltage adapters
    • Maximum power tracking by input voltage limit up-to 14 V for wide range of adapters
    • Auto detect USB SDP, CDP, DCP, and non-standard adapters (BQ25890)
  • Input Current Optimizer (ICO) to maximize input power without overloading adapters
  • Resistance Compensation (IRCOMP) from charger output to cell terminal
  • Highest battery discharge efficiency with 11-mΩ battery discharge MOSFET up to 9 A
  • Integrated ADC for system monitor (voltage, temperature, charge current)
  • Narrow VDC (NVDC) power path management
    • Instant-on works with no battery or deeply discharged battery
    • Ideal diode operation in Battery Supplement Mode
  • BATFET Control to support Ship Mode, wake up, and full system reset
  • Flexible autonomous and I2C Mode for optimal system performance
  • High integration includes all MOSFETs, current sensing and loop compensation
  • 12-µA Low battery leakage current to support Ship Mode
  • High Accuracy
    • ±0.5% Charge voltage regulation
    • ±5% Charge current regulation
    • ±7.5% Input current regulation
  • Safety
    • Battery temperature sensing for charge and Boost Mode
    • Thermal regulation and thermal shutdown

The BQ25890, BQ25892 are highly-integrated 5-A switch-mode battery charge management and system power path management device for single cell Li-Ion and Li-polymer battery. The devices support high input voltage fast charging. The low impedance power path optimizes switch-mode operation efficiency, reduces battery charging time and extends battery life during discharging phase.

The BQ25890, BQ25892 are highly-integrated 5-A switch-mode battery charge management and system power path management device for single cell Li-Ion and Li-polymer battery. The devices support high input voltage fast charging. The low impedance power path optimizes switch-mode operation efficiency, reduces battery charging time and extends battery life during discharging phase.
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Documentación técnica

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* Data sheet BQ25890/2 I2C Controlled Single Cell 5-A Fast Charger with MaxChargeTM Technology for High Input Voltage and Adjustable Voltage USB On-the-Go Boost Mode datasheet (Rev. D) PDF | HTML 12 oct 2022
Application note Selection of Single-Cell Buck Narrow VDC Switching Battery Chargers PDF | HTML 10 nov 2022
Application note USB D+/D- Input Current Limit Detection PDF | HTML 30 dic 2020
Application note Extracting Maximum Power from an Adapter with Input Current Optimization Feature (Rev. C) 02 ago 2019
Technical article Finding the maximum adapter power for the fastest battery charging PDF | HTML 16 oct 2017
Application note Battery Charger Overload Protection in Boost Mode Operation 12 jul 2017
Application note Handshaking Between Adjustable HVDCP Adapters and Battery Chargers 15 nov 2016
Technical article How to protect your EPOS processor from short-circuits in 9-V USB charging PDF | HTML 21 abr 2016
EVM User's guide bq25890/892/895/895M EVM (PWR664) User's Guide (Rev. B) PDF | HTML 24 nov 2015
Analog Design Journal 4Q 2015 Analog Applications Journal 30 oct 2015
Analog Design Journal Faster, cooler charging with dual chargers 30 oct 2015
EVM User's guide bq25890, bq25892 Dual Cascade Charger EVM (PWR692) (Rev. A) 10 jun 2015
Application note Using the bq2589x ADC to Estimate Battery Temperature 04 may 2015
Analog Design Journal Dynamic power management for faster, more efficient battery charging 28 oct 2013

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

BQ25890EVM-664 — Módulo de evaluación de cargador completo BQ25890

The bq25890 evaluation module (EVM) is a complete charger module for evaluating the highly-integrated switch-mode battery charge management and system power path management device for 1 cell Li-Ion and Li-polymer battery in a wide range of smartphone and tablet applications.

The BQ25890EVM-664 (...)

Guía del usuario: PDF | HTML
No disponible en TI.com
Software de aplicación y estructura

BQSTUDIO — Software Battery Management Studio (bqStudio)

Battery Management Studio (bqStudio) ofrece un conjunto completo de herramientas robustas para ayudar con el proceso de evaluación, diseño, configuración, prueba o utilización de productos de gestión de baterías de TI. Esto incluye funciones que (...)
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Controlador o biblioteca

BQ25890SW-LINUX — Controlador Linux para BQ25890

The Linux driver supports the BQ25890 5-A fast charger. The Linux driver supports communication through the I2C bus and interfaces with the power supply sub-system.

 

Linux mainline status

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

Linux source Files

The files associated with this (...)

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Modelo de simulación

bq2589x Calculation Tools (Rev. A)

SLURAX7A.ZIP (305 KB) - Power Model
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Diseños de referencia

PMP15011 — Diseño de referencia de cargador doble en cascada para equipos finales alimentados con baterías de i

Smartphones and other handheld equipment with 3AHr+ 1S Li-Ion batteries require 3-A+ charger current for fast charging.  Parallel chargers allow for high charge currents, resulting in shorter charge times, while distributing the heat losses across the end equipment PCB, thereby preventing (...)
Test report: PDF
Esquema: PDF
Diseños de referencia

TIDA-00818 — Diseño de referencia de potencia de punto de venta móvil (mPOS)

The TIDA-00818 is mobile point of sale (mPOS) reference design features a 1S1P Li-Ion battery architecture to reduce system size and cost. Integrated load switches are used to reduce standby power consumption and maximize battery life to enable the single-cell architecture. A USB Type-C charging (...)
Design guide: PDF
Esquema: PDF
Diseños de referencia

TIDA-01582 — Diseño de referencia de carga rápida y tapa conmutada para fuente de alimentación programable de ent

The goal of this reference design is to show the total system performance when using the switched-cap fast charge topology in a smart phone application. The system includes using a smart wall adapter that supports USB Power Delivery (PD) Programmable Power Supply (PPS) specifications to reduce (...)
Design guide: PDF
Esquema: PDF
Diseños de referencia

TIDA-00590 — Diseño de referencia del IC del cargador de la batería doble (conectado en la configuración de Casco

Higher capacity 1S batteries in the latest smartphones and tablets need higher charge currents to charge faster.  With 12-V power sources, two 5-A battery charger ICs connected in cascode, parallel configuration can provide more than 5-A charging current.  In addition, the heat from the (...)
Esquema: PDF
Encapsulado Pines Símbolos CAD, huellas y modelos 3D
WQFN (RTW) 24 Ultra Librarian
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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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