Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| BatteryChemistry | Lithium Ion |
| NumberofCells | 1 |
| Current-Charging | Constant - Programmable |
| FaultProtection | Over Temperature, Short Circuit |
| ChargeCurrent-Max | 2.5A |
| BatteryPackVoltage | 3.7V |
| Voltage-Supply(Max) | 10V |
| Interface | USB |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 24-VFQFN Exposed Pad |
Tổng quan
Description
The BQ24166RGER is a highly integrated switch-mode battery charge management and system power path management device designed for single-cell Li-Ion and Li-Polymer batteries. It is produced by Texas Instruments and features a synchronous PWM controller, power FETs, and input power blocking FET integrated into a small package. This device allows for efficient charging with minimal power dissipation, supporting up to 2A charging current. Additionally, it supports USB and adapter input sources and has built-in safety features like over-voltage, over-current, and thermal protection. The BQ24166RGER is designed for portable applications, where efficient battery management is critical, including smartphones, tablets, and other handheld devices. The power path management ensures that the system can be powered even with a deeply discharged battery, thereby increasing the reliability and flexibility of the device in various usage scenarios. The compact size and advanced features make it suitable for space-constrained applications, providing an optimal balance between performance and power management efficiency.
Equivalent
The BQ24166RGER chip is a single-cell Li-Ion battery charger. Equivalent products include:
1. MCP73831 from Microchip Technology
2. MAX1811 from Maxim Integrated
3. TP4056 from NanJing Top Power ASIC Corp.
4. LTC4054 from Analog Devices (formerly Linear Technology)
These alternatives offer similar functionalities but may differ slightly in features like charging current, voltage regulation, and package type. Always compare the datasheets to confirm compatibility for your specific application.
1. MCP73831 from Microchip Technology
2. MAX1811 from Maxim Integrated
3. TP4056 from NanJing Top Power ASIC Corp.
4. LTC4054 from Analog Devices (formerly Linear Technology)
These alternatives offer similar functionalities but may differ slightly in features like charging current, voltage regulation, and package type. Always compare the datasheets to confirm compatibility for your specific application.
Features
The BQ24166RGER is a battery management IC from Texas Instruments designed for efficient battery charging. Key features include:
1. Single-Cell Li-Ion/Li-Polymer Charger: Supports single-cell lithium-ion and lithium-polymer batteries.
2. Integrated Power FETs: Features integrated power FETs for reduced external component count.
3. Input Voltage Range: Operates with an input voltage range of 4.35V to 6.5V.
4. I²C Interface: Provides flexible control and monitoring through an I²C interface.
5. Programmable Charge Parameters: Allows programming of charge current, voltage, and safety timer.
6. Power Path Management: Supports seamless power path management for simultaneous battery charging and system operation.
7. Protection Features: Includes battery temperature monitoring, input over-voltage protection, and thermal regulation.
8. Status Outputs: Provides status outputs for charge, power-good, and fault indications.
9. Compact Package: Available in a compact 24-pin QFN package for space-constrained applications.
These features make the BQ24166RGER suitable for portable and wearable devices requiring efficient and reliable battery charging solutions.
1. Single-Cell Li-Ion/Li-Polymer Charger: Supports single-cell lithium-ion and lithium-polymer batteries.
2. Integrated Power FETs: Features integrated power FETs for reduced external component count.
3. Input Voltage Range: Operates with an input voltage range of 4.35V to 6.5V.
4. I²C Interface: Provides flexible control and monitoring through an I²C interface.
5. Programmable Charge Parameters: Allows programming of charge current, voltage, and safety timer.
6. Power Path Management: Supports seamless power path management for simultaneous battery charging and system operation.
7. Protection Features: Includes battery temperature monitoring, input over-voltage protection, and thermal regulation.
8. Status Outputs: Provides status outputs for charge, power-good, and fault indications.
9. Compact Package: Available in a compact 24-pin QFN package for space-constrained applications.
These features make the BQ24166RGER suitable for portable and wearable devices requiring efficient and reliable battery charging solutions.
Pinout
The BQ24166RGER is a highly efficient switch-mode battery charge management and system power path management device from Texas Instruments. It is designed for single-cell Li-Ion and Li-Polymer battery-powered devices.
The BQ24166RGER comes in a 24-pin VQFN package. The main functions of this IC include:
1. Charge Management: Manages the charging process for single-cell Li-Ion and Li-Polymer batteries, supporting a wide range of input voltages.
2. Power Path Management: Ensures power path control to provide power to the system load while charging the battery, allowing for instant-on operation with a deeply discharged battery.
3. Safety Features: Includes various protection features like over-voltage, over-current, thermal regulation, and battery temperature monitoring for safe operation.
4. Status Indication: Provides status outputs for charge and power status indication.
This IC is suitable for a variety of portable electronics requiring efficient charging and power management solutions.
The BQ24166RGER comes in a 24-pin VQFN package. The main functions of this IC include:
1. Charge Management: Manages the charging process for single-cell Li-Ion and Li-Polymer batteries, supporting a wide range of input voltages.
2. Power Path Management: Ensures power path control to provide power to the system load while charging the battery, allowing for instant-on operation with a deeply discharged battery.
3. Safety Features: Includes various protection features like over-voltage, over-current, thermal regulation, and battery temperature monitoring for safe operation.
4. Status Indication: Provides status outputs for charge and power status indication.
This IC is suitable for a variety of portable electronics requiring efficient charging and power management solutions.
Manufacturer
The BQ24166RGER is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components. TI is well-known for its analog and embedded processing products, which are used in various applications across industries such as automotive, industrial, personal electronics, and communications equipment. The company is headquartered in Dallas, Texas, and has a significant presence worldwide, providing innovative solutions to engineers and manufacturers to help them create advanced electronic systems.
Application
The BQ24166RGER is a battery charger integrated circuit commonly used in various applications. Key areas include:
1. Consumer Electronics: Ideal for smartphones, tablets, and portable media players due to its efficient charging capabilities.
2. Wearable Devices: Suitable for smartwatches and fitness bands, offering compact and efficient power management.
3. IoT Devices: Used in sensors and other IoT applications requiring reliable battery charging.
4. Medical Devices: Supports portable medical equipment like blood glucose monitors due to its reliable performance.
5. Power Banks: Integrated into portable battery packs for efficient charge management.
Its versatility makes it suitable for any application needing efficient Li-ion or Li-polymer battery charging.
1. Consumer Electronics: Ideal for smartphones, tablets, and portable media players due to its efficient charging capabilities.
2. Wearable Devices: Suitable for smartwatches and fitness bands, offering compact and efficient power management.
3. IoT Devices: Used in sensors and other IoT applications requiring reliable battery charging.
4. Medical Devices: Supports portable medical equipment like blood glucose monitors due to its reliable performance.
5. Power Banks: Integrated into portable battery packs for efficient charge management.
Its versatility makes it suitable for any application needing efficient Li-ion or Li-polymer battery charging.
Package
The BQ24166RGER is a battery charger IC from Texas Instruments, and it comes in a VQFN (Very Thin Quad Flat No-Lead) package type with 24 pins. The specific package designation for this IC is RGE, which refers to its size and pin configuration.
