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BQ25896RTWR
+StücklisteIC BATT CHG LI-ION 1CELL 24WQFN
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HerstellerTexas Instruments
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Herstellerteil #BQ25896RTWR
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Paket WQFN-24
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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
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
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
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
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
Application
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.