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 |
| ProgrammableFeatures | Current, Timer |
| FaultProtection | Over Temperature, Over Voltage, Reverse Current, Short Circuit |
| ChargeCurrent-Max | 1.5A |
| BatteryPackVoltage | 4.2V |
| Voltage-Supply(Max) | 6.4V |
| Interface | USB |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 16-VFQFN Exposed Pad |
Tổng quan
Description
The BQ24073RGTR is a highly integrated Li-Ion linear battery charger designed by Texas Instruments. It offers precision current and voltage regulation and is intended for portable applications with limited space due to its small, thermally efficient package. Key features include a single-cell configuration and support for USB-friendly charging, which makes it compatible with a wide range of USB-powered devices. The device incorporates dynamic power path management (DPPM) to prioritize system power, enabling simultaneous battery charging and system operation. It includes features like thermal regulation, over-voltage protection, and battery temperature monitoring to ensure safe and efficient charging. The BQ24073RGTR also supports power source detection and automatic power path switching between USB and AC adapters, optimizing charging efficiency. Its integrated power FETs and current sensors contribute to reducing the overall component count and design complexity, making it an excellent choice for developers working on compact and energy-efficient portable electronics.
Equivalent
The BQ24073RGTR is a single-cell Li-Ion battery charger IC. Equivalent products might include:
1. MCP73831 by Microchip
2. TP4056 by NanJing Top Power ASIC Corp
3. MAX1555 by Maxim Integrated
4. LTC4054 by Analog Devices
5. MCP73871 by Microchip (with additional features)
Ensure to compare electrical characteristics and package compatibility for proper substitution.
1. MCP73831 by Microchip
2. TP4056 by NanJing Top Power ASIC Corp
3. MAX1555 by Maxim Integrated
4. LTC4054 by Analog Devices
5. MCP73871 by Microchip (with additional features)
Ensure to compare electrical characteristics and package compatibility for proper substitution.
Features
The BQ24073RGTR is a power management integrated circuit (IC) designed for efficient battery charging applications. Key features include:
1. Single-Cell Li-Ion/Li-Polymer Battery Charging: Supports charging of single-cell lithium-ion or lithium-polymer batteries.
2. Input Voltage Range: Compatible with USB or adapter inputs ranging from 4.35V to 6.5V.
3. Charge Management: Offers programmable charge current up to 1.5A, allowing fine-tuning for various battery capacities.
4. Power Path Management: Simultaneously powers the system load while charging the battery, ensuring uninterrupted operation.
5. Thermal Regulation: Includes thermal regulation to prevent overheating during high-power operation.
6. Battery Temperature Monitoring: Supports battery temperature monitoring to ensure safe charging conditions.
7. Status Indication: Provides status outputs for charge and fault indications, facilitating monitoring.
8. Compact Package: Available in a small VQFN package for space-constrained applications.
These features make the BQ24073RGTR suitable for portable devices, wearable technology, and other applications requiring reliable and efficient battery charging solutions.
1. Single-Cell Li-Ion/Li-Polymer Battery Charging: Supports charging of single-cell lithium-ion or lithium-polymer batteries.
2. Input Voltage Range: Compatible with USB or adapter inputs ranging from 4.35V to 6.5V.
3. Charge Management: Offers programmable charge current up to 1.5A, allowing fine-tuning for various battery capacities.
4. Power Path Management: Simultaneously powers the system load while charging the battery, ensuring uninterrupted operation.
5. Thermal Regulation: Includes thermal regulation to prevent overheating during high-power operation.
6. Battery Temperature Monitoring: Supports battery temperature monitoring to ensure safe charging conditions.
7. Status Indication: Provides status outputs for charge and fault indications, facilitating monitoring.
8. Compact Package: Available in a small VQFN package for space-constrained applications.
These features make the BQ24073RGTR suitable for portable devices, wearable technology, and other applications requiring reliable and efficient battery charging solutions.
Pinout
The BQ24073RGTR is a single-cell lithium-ion battery charger integrated circuit (IC) from Texas Instruments, designed for portable applications. It is housed in a 10-pin VQFN (RGW) package. Here is a brief overview of its pin count and functions:
1. IN: Input power supply.
2. OUT: Output to the battery and system load.
3. BAT: Battery connection.
4. ISET: Programs the fast charge current.
5. TS: Monitors battery temperature for safe charging.
6. PG: Power Good status output.
7. CE: Charge Enable pin to start/stop charging.
8. STAT: Charge status indication.
9. GND: Ground connection.
10. NC: No internal connection, may be used for thermal relief.
The BQ24073RGTR is designed to manage power efficiently by controlling the charging process, offering features like thermal regulation, charge termination, and battery temperature monitoring. This IC supports USB and adapter charging applications, ensuring versatile use in portable electronic devices.
1. IN: Input power supply.
2. OUT: Output to the battery and system load.
3. BAT: Battery connection.
4. ISET: Programs the fast charge current.
5. TS: Monitors battery temperature for safe charging.
6. PG: Power Good status output.
7. CE: Charge Enable pin to start/stop charging.
8. STAT: Charge status indication.
9. GND: Ground connection.
10. NC: No internal connection, may be used for thermal relief.
The BQ24073RGTR is designed to manage power efficiently by controlling the charging process, offering features like thermal regulation, charge termination, and battery temperature monitoring. This IC supports USB and adapter charging applications, ensuring versatile use in portable electronic devices.
Manufacturer
The BQ24073RGTR is manufactured by Texas Instruments (TI), a global semiconductor company. Texas Instruments designs and produces a wide range of semiconductors and integrated circuits for various applications, including power management, analog and digital signal processing, and embedded processing. TI is known for its innovation in the electronics industry, serving markets such as consumer electronics, automotive, industrial, and communications. The company focuses on developing technologies that improve power efficiency, connectivity, and performance in electronic devices.
Application
The BQ24073RGTR is a highly integrated Li-Ion and Li-Polymer linear battery charger IC. It is commonly used in applications such as portable electronics, wearable devices, IoT devices, smartphones, tablets, and other USB-powered applications. The IC is designed to efficiently manage battery charging from a USB input and is suitable for space-constrained applications due to its small package size. Its features, like thermal regulation, battery temperature monitoring, and automatic power path management, make it ideal for ensuring safe and efficient charging in devices that require reliable battery management and optimal power usage.
Package
The BQ24073RGTR is a battery management IC from Texas Instruments, typically used for charging single-cell Li-Ion and Li-Polymer batteries. It comes in a 16-pin QFN (Quad Flat No-leads) package, specifically the RGT package type. This compact package is suitable for space-constrained applications.
