Спецификации
| Атрибут | Ценность |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| 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) | 10.2V |
| Interface | USB |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 16-VFQFN Exposed Pad |
Обзор
Description
The BQ24074RGTR is a highly integrated, standalone Li-ion and Li-polymer linear battery charger from Texas Instruments. It is designed for portable applications, offering a complete charging solution in a small footprint. The device supports both USB and adapter input sources and features dynamic power path management to simultaneously power the system and charge the battery.
Key features of the BQ24074RGTR include:
1. Input Options: Supports both USB and AC adapter inputs.
2. Power Path Management: Ensures power is available to the system even when the battery is deeply discharged.
3. Fast Charging: Capable of high charging currents, typically up to 1.5A.
4. Battery Management: Includes thermal regulation, overvoltage, overcurrent, and short-circuit protection features.
5. Status and Monitoring: Provides charging status indicators and fault monitoring to ensure safe operation.
6. Package: Available in a compact 2mm x 3mm QFN package, ideal for space-constrained applications.
Overall, the BQ24074RGTR is well-suited for a variety of portable devices requiring efficient and reliable battery charging and management.
Key features of the BQ24074RGTR include:
1. Input Options: Supports both USB and AC adapter inputs.
2. Power Path Management: Ensures power is available to the system even when the battery is deeply discharged.
3. Fast Charging: Capable of high charging currents, typically up to 1.5A.
4. Battery Management: Includes thermal regulation, overvoltage, overcurrent, and short-circuit protection features.
5. Status and Monitoring: Provides charging status indicators and fault monitoring to ensure safe operation.
6. Package: Available in a compact 2mm x 3mm QFN package, ideal for space-constrained applications.
Overall, the BQ24074RGTR is well-suited for a variety of portable devices requiring efficient and reliable battery charging and management.
Equivalent
The BQ24074RGTR is a single-cell Li-Ion battery management IC designed by Texas Instruments. Equivalent products include:
1. MCP73831T from Microchip Technology
2. LTC4054 from Analog Devices
3. MAX1555 from Maxim Integrated
4. TP4056 from NanJing Top Power ASIC Corp
These alternatives offer similar functionalities like charge management and protection for single-cell lithium-ion batteries, but check specifications to ensure compatibility with your application.
1. MCP73831T from Microchip Technology
2. LTC4054 from Analog Devices
3. MAX1555 from Maxim Integrated
4. TP4056 from NanJing Top Power ASIC Corp
These alternatives offer similar functionalities like charge management and protection for single-cell lithium-ion batteries, but check specifications to ensure compatibility with your application.
Features
The BQ24074RGTR is a highly integrated linear battery charger from Texas Instruments. It is designed for single-cell Li-Ion and Li-Polymer batteries. Key features include:
1. Fast Charging Capability: Supports up to 1.5A charge current for rapid charging.
2. Dynamic Power Path Management (DPPM): Allows simultaneous charging of the battery and powering of the system load.
3. Input Voltage Range: Operates with inputs from USB and AC adapter sources, handling a wide input range.
4. High Accuracy: Provides precise charge voltage regulation with an accuracy of ±0.5%.
5. Thermal Management: Includes thermal regulation and protection to prevent overheating.
6. Status Indication: Features LEDs for charge status and fault indication.
7. Battery Detection: Automatic battery detection and qualification for reliable operation.
8. Small Package: Available in a 16-pin QFN package, suitable for space-constrained applications.
This device is ideal for portable and compact electronics, offering efficient power management and safety features.
1. Fast Charging Capability: Supports up to 1.5A charge current for rapid charging.
2. Dynamic Power Path Management (DPPM): Allows simultaneous charging of the battery and powering of the system load.
3. Input Voltage Range: Operates with inputs from USB and AC adapter sources, handling a wide input range.
4. High Accuracy: Provides precise charge voltage regulation with an accuracy of ±0.5%.
5. Thermal Management: Includes thermal regulation and protection to prevent overheating.
6. Status Indication: Features LEDs for charge status and fault indication.
7. Battery Detection: Automatic battery detection and qualification for reliable operation.
8. Small Package: Available in a 16-pin QFN package, suitable for space-constrained applications.
This device is ideal for portable and compact electronics, offering efficient power management and safety features.
Pinout
The BQ24074RGTR is a single-cell Li-Ion and Li-Polymer battery charge management IC from Texas Instruments. It is designed for portable and handheld applications. The device comes in a 16-pin QFN package.
Pin Count: 16
Key Functions:
1. VBUS: Input voltage from USB or adapter.
2. BAT: Battery connection pin.
3. OUT: System output for powering the system load.
4. TS (Thermistor): Monitors battery temperature with an external thermistor.
5. PG (Power Good): Open-drain output to indicate valid input voltage.
6. CHG (Charge Status): Open-drain output to indicate charging status.
7. ISET: Programs fast charge current.
8. EN1/EN2: Enable pins to select different charging modes.
9. CE (Charge Enable): Active-low input to enable/disable charging.
10. D+: D-: USB data line detection for current limit configuration.
11. ILIM: Sets input current limit.
12. GND: Ground connection.
These functions make the BQ24074RGTR suitable for applications where space and efficiency are critical.
Pin Count: 16
Key Functions:
1. VBUS: Input voltage from USB or adapter.
2. BAT: Battery connection pin.
3. OUT: System output for powering the system load.
4. TS (Thermistor): Monitors battery temperature with an external thermistor.
5. PG (Power Good): Open-drain output to indicate valid input voltage.
6. CHG (Charge Status): Open-drain output to indicate charging status.
7. ISET: Programs fast charge current.
8. EN1/EN2: Enable pins to select different charging modes.
9. CE (Charge Enable): Active-low input to enable/disable charging.
10. D+: D-: USB data line detection for current limit configuration.
11. ILIM: Sets input current limit.
12. GND: Ground connection.
These functions make the BQ24074RGTR suitable for applications where space and efficiency are critical.
Manufacturer
The BQ24074RGTR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs, manufactures, tests, and sells a wide range of analog and embedded processing chips. The company serves various industries including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is known for its innovation in integrated circuits and its significant contributions to the electronics industry.
Application
The BQ24074RGTR is a lithium-ion and lithium-polymer linear battery charger with Power Path Management, primarily used in portable and wearable electronics. Its key application areas include:
1. Wearable Devices: Smartwatches and fitness trackers, where efficient charging and space-saving design are critical.
2. Medical Devices: Portable medical equipment requiring reliable power management.
3. Consumer Electronics: Smartphones, tablets, and other battery-powered gadgets.
4. Internet of Things (IoT) Devices: Low-power IoT sensors and devices needing efficient and compact power solutions.
5. Handheld Instruments: Tools and devices needing prolonged battery life and efficient charging.
Its features, such as small package size and integrated power path, make it suitable for compact and efficient power management in these applications.
1. Wearable Devices: Smartwatches and fitness trackers, where efficient charging and space-saving design are critical.
2. Medical Devices: Portable medical equipment requiring reliable power management.
3. Consumer Electronics: Smartphones, tablets, and other battery-powered gadgets.
4. Internet of Things (IoT) Devices: Low-power IoT sensors and devices needing efficient and compact power solutions.
5. Handheld Instruments: Tools and devices needing prolonged battery life and efficient charging.
Its features, such as small package size and integrated power path, make it suitable for compact and efficient power management in these applications.
Package
The BQ24074RGTR is a battery charger IC from Texas Instruments, typically used for single-cell lithium-ion and lithium-polymer batteries. It is housed in a 16-pin VQFN (Very Thin Quad Flat No-lead) package, which is compact and suitable for space-constrained applications. The specific package size is 3mm x 3mm.
