仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| BatteryChemistry | Lithium Ion/Polymer |
| NumberofCells | 1 ~ 5 |
| Current-Charging | Constant - Programmable |
| ProgrammableFeatures | Current |
| FaultProtection | Over Current, Over Temperature, Over Voltage, Short Circuit |
| ChargeCurrent-Max | 10A |
| BatteryPackVoltage | 2.1V |
| Voltage-Supply(Max) | 24V |
| OperatingTemperature | 0°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 24-VFQFN Exposed Pad |
概要
Description
The BQ24617RGER is a highly efficient, synchronous switch-mode battery charge controller from Texas Instruments. It is designed for lithium-ion, lithium-polymer, and lithium iron phosphate battery chemistries. This device supports charging from various power sources, including solar panels and adapters, making it versatile for many applications.
Key features of the BQ24617RGER include adjustable output voltage, programmable charge current, and built-in safety features like overvoltage, overcurrent, and thermal protection. The controller employs a high-frequency switching technique, which allows for smaller external components and improved overall efficiency. It also offers a built-in power path management feature that enables simultaneous battery charging and system load powering.
The BQ24617RGER is particularly suitable for portable electronics, power tools, and other battery-powered devices that require efficient charging solutions. Its compact design, combined with the ability to manage various battery chemistries, makes it a flexible choice for engineers and designers looking to optimize battery charging in their projects.
Key features of the BQ24617RGER include adjustable output voltage, programmable charge current, and built-in safety features like overvoltage, overcurrent, and thermal protection. The controller employs a high-frequency switching technique, which allows for smaller external components and improved overall efficiency. It also offers a built-in power path management feature that enables simultaneous battery charging and system load powering.
The BQ24617RGER is particularly suitable for portable electronics, power tools, and other battery-powered devices that require efficient charging solutions. Its compact design, combined with the ability to manage various battery chemistries, makes it a flexible choice for engineers and designers looking to optimize battery charging in their projects.
Equivalent
The BQ24617RGER is a battery charge controller IC from Texas Instruments. Equivalent products from other manufacturers include the MCP73871 from Microchip and the LTC4006 from Analog Devices. These alternatives offer similar functionality in terms of battery charging and power management, though specific features and parameters may differ slightly. It's important to review the datasheets of each to ensure compatibility with your specific application requirements.
Features
The BQ24617RGER is a highly integrated switch-mode battery charge controller from Texas Instruments. It is designed for charging lithium-ion or lithium-polymer batteries. Key features include:
1. High-Efficiency: Up to 96% efficient synchronous switch-mode charger with integrated power MOSFETs.
2. Input Voltage Range: Supports wide input voltage from 5V to 28V.
3. Charge Current: Programmable charge current up to 10A.
4. Safety Features: Includes battery temperature monitoring, over-voltage, under-voltage, over-current, and thermal protection.
5. Power Path Management: Capable of powering the system while simultaneously charging the battery.
6. Status Indicator: Provides charge status and fault indications.
7. Battery Detection: Automatic battery detection and recharging once the battery voltage drops below a preset threshold.
8. Precharge and Fast Charge: Supports automatic precharge and fast charge phases.
9. JEITA Compatibility: Complies with JEITA temperature standards for safe charging.
10. I2C Interface: Optional interface for dynamic power-path control and charge parameters adjustment.
These features make it suitable for portable devices, power banks, and other applications requiring efficient battery charging and management.
1. High-Efficiency: Up to 96% efficient synchronous switch-mode charger with integrated power MOSFETs.
2. Input Voltage Range: Supports wide input voltage from 5V to 28V.
3. Charge Current: Programmable charge current up to 10A.
4. Safety Features: Includes battery temperature monitoring, over-voltage, under-voltage, over-current, and thermal protection.
5. Power Path Management: Capable of powering the system while simultaneously charging the battery.
6. Status Indicator: Provides charge status and fault indications.
7. Battery Detection: Automatic battery detection and recharging once the battery voltage drops below a preset threshold.
8. Precharge and Fast Charge: Supports automatic precharge and fast charge phases.
9. JEITA Compatibility: Complies with JEITA temperature standards for safe charging.
10. I2C Interface: Optional interface for dynamic power-path control and charge parameters adjustment.
These features make it suitable for portable devices, power banks, and other applications requiring efficient battery charging and management.
Pinout
The BQ24617RGER is a lithium-ion battery charge controller. It comes in a 24-pin VQFN (Very Thin Quad Flat No-Lead) package. This device is designed for efficient and precise battery charging applications. Key functions of the BQ24617RGER include:
1. Battery Charging: It provides charge regulation and management for lithium-ion and lithium-polymer batteries.
2. Input Voltage Range: It supports a wide input voltage range, making it versatile for various power supply sources.
3. Efficiency: The controller is designed for high efficiency with synchronous buck topology.
4. Safety Features: It includes safety features such as over-voltage, under-voltage, and over-temperature protections.
5. Status Indication: The device provides status indications for charging and fault conditions.
The BQ24617RGER is typically used in applications like notebooks, portable power banks, and other battery-powered devices, where efficient and reliable battery charging is crucial.
1. Battery Charging: It provides charge regulation and management for lithium-ion and lithium-polymer batteries.
2. Input Voltage Range: It supports a wide input voltage range, making it versatile for various power supply sources.
3. Efficiency: The controller is designed for high efficiency with synchronous buck topology.
4. Safety Features: It includes safety features such as over-voltage, under-voltage, and over-temperature protections.
5. Status Indication: The device provides status indications for charging and fault conditions.
The BQ24617RGER is typically used in applications like notebooks, portable power banks, and other battery-powered devices, where efficient and reliable battery charging is crucial.
Manufacturer
The BQ24617RGER is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of analog and embedded processing chips. Known for its innovation in the electronics sector, TI provides components crucial for shaping the future of technology in various industries, including automotive, industrial, personal electronics, and communications equipment. The company is headquartered in Dallas, Texas, and is recognized for its significant contributions to advancing technology and its commitment to sustainability and education in the engineering field.
Application
The BQ24617RGER is a highly efficient, synchronous switch-mode battery charge controller from Texas Instruments, designed for charging single-cell to multi-cell Li-Ion, Li-Polymer, and LiFePO4 batteries. Its application areas include portable electronics, power banks, medical devices, industrial equipment, and backup power systems. It is suitable for use in applications requiring accurate battery charging, high efficiency, and support for various battery chemistries. Its features, such as adjustable charging current and voltage, make it versatile for various charging needs in consumer electronics, telecommunications, and renewable energy storage solutions.
Package
The BQ24617RGER is a battery charger IC from Texas Instruments. It is packaged in a VQFN (Very Thin Quad Flat No-Lead) package, specifically a 24-pin VQFN with a 4mm x 4mm dimension.
