BQ25896RTWR

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BQ25896RTWR

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IC BATT CHG LI-ION 1CELL 24WQFN

  • HerstellerTexas Instruments

  • Herstellerteil #BQ25896RTWR

  • Paket WQFN-24

  • Auf Lager7330

365 Tage Qualitätsgarantie

7*24 Stunden-Servicegarantie

90-Tage Kundendienstgarantie

Originalproduktgarantie

Spezifikationen

Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
Series MaxCharge™
ProductStatus Active
BatteryChemistry Lithium Ion/Polymer
NumberofCells 1
FaultProtection Over Current, Over Temperature
ChargeCurrent-Max 3A
Voltage-Supply(Max) 14V
Interface I²C
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 24-WFQFN Exposed Pad

Übersicht

Description

The BQ25896RTWR is a highly integrated switch-mode battery charge management and system power path management device designed by Texas Instruments. It is tailored for single-cell Li-Ion and Li-Polymer batteries, making it suitable for a range of portable electronic devices. The device supports USB input voltages, adhering to USB 2.0 and USB 3.0 power specifications, and can handle input currents up to 3.3 A.
Key features of the BQ25896RTWR include high-efficiency charging, a wide input voltage range (up to 14 V with an overvoltage protection of 22 V), and fast charging capabilities, which are beneficial for quick charging applications. The device employs a synchronous switch-mode buck charger architecture that optimizes power efficiency and reduces heat generation during charging. It also provides features like battery temperature monitoring, safety timers, and status indicators to ensure reliable and safe operation.
The BQ25896RTWR further incorporates I²C communication for configuring charging parameters and monitoring system status, making it flexible for various applications. Its compact QFN package allows for efficient space utilization in design-constrained environments.

Equivalent

The BQ25896RTWR is a battery management IC from Texas Instruments. Equivalent products can include:
1. Microchip MCP73871: Offers similar Li-Ion/Li-Polymer battery charging capabilities.
2. Analog Devices LTC4162: Also provides battery charging management with comparable features.
3. Maxim Integrated MAX77818: Offers battery charging with similar integration.
4. Richtek RT9455: Provides similar functions for battery management.
When selecting, ensure that the alternatives meet your specific design requirements regarding current, voltage, and other features.

Features

The BQ25896RTWR is a highly integrated switch-mode battery charge management and system power path management device for single-cell Li-Ion and Li-polymer batteries. Key features include:
1. Fast Charging: Supports up to 3A charging current, optimizing for quick charge times.
2. Input Voltage Range: Operates with a wide input voltage range from 3.9V to 14V.
3. Autonomous Power Source Detection: Automatically detects and configures charging parameters based on the power source.
4. I2C Interface: Allows for flexible control and configuration through an I2C-compatible interface.
5. Battery Management: Includes features like battery temperature monitoring, over-voltage protection, and thermal regulation.
6. Power Path Management: Enables simultaneous battery charging and system operation, ensuring continuous power supply.
7. High Efficiency: Switch-mode operation ensures high efficiency and minimal heat generation.
8. Safety Features: Equipped with safety mechanisms like short-circuit protection and battery temperature monitoring.
9. Package: Available in a small 24-pin QFN package, suitable for compact designs.
These features make the BQ25896RTWR an ideal choice for portable electronics requiring efficient battery management and charging solutions.

Pinout

The BQ25896RTWR is a highly integrated switch-mode battery charge management and system power path management device for single-cell Li-Ion and Li-polymer batteries. It is typically used in portable electronics. The device comes in a 24-pin WQFN (RTW) package.
Key functions include:
1. Battery Charging: Supports high-efficiency switching charger with up to 3.1A charge current.
2. Power Path Management: Capable of simultaneous charging and system load management.
3. Boost Mode: Provides boost converter functionality with up to 1.8A output current.
4. Input Current Optimizer (ICO): Maximizes input power delivery from adapters.
5. Protection Features: Offers battery temperature sensing, input over-voltage, battery over-voltage, and thermal regulation.
6. I2C Interface: Allows communication for configuration and status monitoring.
For specific pin functions and detailed operation, referring to the manufacturer's datasheet is recommended.

Manufacturer

The BQ25896RTWR is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a broad range of electronic applications. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in analog and embedded processing products. The company serves multiple industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems.

Application

The BQ25896RTWR is a highly integrated switch-mode battery charge management and system power path management device. It is primarily used in portable electronics applications. Key application areas include:
1. Smartphones and Tablets: Efficient charging and power management.
2. Wearable Devices: Compact size and high efficiency for battery-powered wearables.
3. Power Banks: Fast and efficient charging solutions.
4. E-readers: Optimized power path management for extended usage.
5. Portable Medical Devices: Reliable charging for critical medical electronics.
6. IoT Devices: Effective power management for prolonged battery life.
7. Bluetooth Accessories: Optimal charging for wireless audio and peripheral devices.
These applications benefit from the device's fast charging capabilities, high efficiency, and flexibility in power management.

Package

The BQ25896RTWR is a battery management IC from Texas Instruments, typically housed in a 24-pin WQFN (Wettable Flank Quad Flat No-lead) package. This package is compact, suitable for highly integrated portable devices, offering efficient thermal performance and allowing for a compact design layout.

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