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BQ24073RGTR
+NomenclatureIC BATT CHG LI-ION 1CELL 16QFN
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FabricantTexas Instruments
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Pièce fabricant #BQ24073RGTR
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Package QFN-16
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En stock1613
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Spécifications
| Attribut | Valeur |
| 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 |
Présentation
Description
Equivalent
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
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
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.