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BQ25303JRTER
+Lista de MateriaisSTANDALONE 1-CELL 17-V, 3.0-A BA
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FabricanteTexas Instruments
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Peça do Fabricante #BQ25303JRTER
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Pacote WQFN-16
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Em Estoque4579
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| BatteryChemistry | Lithium Ion/Polymer |
| NumberofCells | 1 |
| Current-Charging | Constant - Programmable |
| ProgrammableFeatures | Current, Voltage |
| FaultProtection | Over Current, Over Temperature, Over Voltage, Short Circuit |
| ChargeCurrent-Max | 3A |
| BatteryPackVoltage | 4.1V, 4.2V, 4.35V, 4.4V |
| Voltage-Supply(Max) | 17V |
| Interface | USB |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 16-WFQFN Exposed Pad |
Visão Geral
Description
The BQ25303JRTER supports fast charging with adjustable charge current settings, offering up to 3A of charge current to quickly recharge batteries. It integrates various safety features, including battery temperature monitoring and protection against over-voltage, over-current, and short-circuit conditions, ensuring safe operation in different environments.
Moreover, the IC is engineered for high efficiency, minimizing power loss and heat generation, which is crucial in compact and confined spaces of portable devices. It also includes features like automatic power-path management, which allows simultaneous charging and system operation without disrupting device functionality. The small package size of the BQ25303JRTER and its robust feature set make it suitable for applications in smartphones, tablets, and other portable consumer electronics.
Equivalent
1. MCP73831 from Microchip Technology.
2. TP4056 from NanJing Top Power ASIC Corp.
3. MAX1811 from Maxim Integrated.
4. LTC4054 from Analog Devices.
5. CN3052A from Consonance Electronics.
Ensure compatibility in terms of specifications such as charging current, input voltage range, and package type when considering alternatives.
Features
1. Input Voltage Range: Supports a wide input voltage range suitable for USB or adapter sources.
2. High Charging Efficiency: Utilizes a low-resistance power path to enhance charging efficiency and reduce heat generation.
3. Fast Charging: Capable of fast charging with programmable current settings to optimize charging time.
4. Battery Management: Includes features like battery detection, pre-charge, fast-charge, termination, and temperature monitoring to ensure safe and reliable battery management.
5. Protection Features: Offers over-voltage, over-current, and thermal protection to safeguard the charger and battery.
6. I2C Interface: Equipped with an I2C interface for configuration and status monitoring.
7. Package: Available in a compact VQFN package, making it suitable for space-constrained applications.
These features make the BQ25303JRTER ideal for use in a variety of portable electronics, ensuring efficient and safe battery charging.
Pinout
Pin Count: 24 pins.
Key Functions:
1. Battery Charging: Supports high-efficiency charging with adjustable charging parameters.
2. Input Voltage Range: Wide input voltage range, allowing flexibility in power source selection.
3. I2C Interface: Allows for programmability and status monitoring.
4. Safety Features: Includes over-voltage protection, short-circuit protection, thermal regulation, and more to ensure safe operation.
5. Power Path Management: Optimizes battery and system management, allowing simultaneous operation and charging.
6. High Efficiency: Supports DCM (Discontinuous Conduction Mode) for improved efficiency in low-load conditions.
7. Adjustable Switching Frequency: Configurable to optimize performance and reduce EMI.
These features make the BQ25303JRTER suitable for applications that require compact and efficient battery charging solutions. Always refer to the device's datasheet for detailed specifications and application guidelines.
Manufacturer
Application
1. Portable Electronics: Smartphones, tablets, and wearables where space and efficiency are critical.
2. IoT Devices: Ensures reliable power management for connected sensors and gadgets.
3. Medical Devices: Powers portable medical equipment safely and efficiently.
4. Consumer Electronics: Used in devices like Bluetooth speakers and e-readers.
5. Industrial Applications: Suitable for handheld tools and equipment requiring compact and efficient charging solutions.
This IC is ideal for applications demanding small size, low heat generation, and high charging efficiency.