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BQ24735RGRR
+NomenclatureIC BAT CHG MULTCHEM 1-4CL 20VQFN
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FabricantTexas Instruments
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Pièce fabricant #BQ24735RGRR
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Package VQFN-20
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En stock4254
365 Garantie qualité 24h/24
7*24 Garantie de service 24h/24
90-Garantie après-vente 24h/24
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| BatteryChemistry | Multi-Chemistry |
| NumberofCells | 1 ~ 4 |
| FaultProtection | Over Current, Over Voltage, Short Circuit |
| BatteryPackVoltage | 16.8V |
| Voltage-Supply(Max) | 24V |
| Interface | I²C |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 20-VFQFN Exposed Pad |
Présentation
Description
The BQ24735RGRR offers programmability through its I²C interface, allowing for precise adjustments and monitoring of charging parameters such as charge voltage, current limits, and system power. This flexibility makes it suitable for various applications, including laptops, tablets, and other consumer electronics that require efficient power management.
Additionally, the controller supports features like automatic power source selection, allowing seamless transition between AC adapter or USB power sources and the battery. Its compact design, along with integrated safety features like overcurrent protection, thermal regulation, and fault status reporting, ensures reliable operation in diverse environmental conditions. Overall, the BQ24735RGRR is a robust solution for efficient battery charging and management in modern electronic devices.
Equivalent
1. MAX8725 from Maxim Integrated: A similar battery charge controller with SMBus interface.
2. LTC4013 from Analog Devices: A high-voltage battery charger controller.
3. ISL88731 from Renesas: A smart battery charger with SMBus interface.
Always ensure compatibility in terms of specifications and footprint for interchangeability.
Features
1. Synchronous Buck Converter: Offers high efficiency through synchronous rectification.
2. Wide Input Voltage Range: Supports 5V to 24V, accommodating various adapters.
3. I2C Interface: Allows programmable charging parameters and status monitoring.
4. Dynamic Power Management (DPM): Adjusts charge current to maintain system operation when input power is limited.
5. Battery Detection: Ensures charging is performed only when a battery is present.
6. Safety Features: Includes thermal regulation, overvoltage protection, and short-circuit protection.
7. Programmable Charge Voltage and Current: Customizable to meet specific application requirements.
8. Low Quiescent Current: Enhances battery life during standby.
Overall, the BQ24735RGRR is suitable for notebooks, tablets, and other portable electronic devices requiring efficient multi-cell battery charging solutions.
Pinout
Key functions of the BQ24735RGRR include:
1. Input Voltage Regulation: Ensures the device operates efficiently by regulating the input voltage to a specified level.
2. Battery Voltage Regulation: Maintains the battery voltage at the desired charge level for safe and efficient charging.
3. Charge Current Regulation: Controls the amount of current flowing to the battery, optimizing charge time and battery health.
4. Adapter Current Regulation: Limits the current drawn from the adapter, preventing overload and potential damage.
5. Safety Features: Includes over-voltage, under-voltage, and over-current protection to ensure safe operation.
6. SMBus Interface: Allows communication with a host controller for precise charge control and monitoring.
This charge controller is ideal for a wide range of portable applications requiring efficient battery management.
Manufacturer
Application
1. Laptops and Notebooks: Its efficient charging capabilities make it suitable for portable computing devices.
2. Portable Electronics: Ideal for tablets and other battery-powered consumer electronics.
3. Medical Devices: Ensures reliable power management in battery-operated medical equipment.
4. Industrial Equipment: Used in portable industrial tools and devices that require robust charging solutions.
5. Power Banks and Charging Stations: Helps in managing the charging process efficiently for backup power solutions.
Its flexibility and efficiency make it suitable for any application requiring smart battery management and charging solutions.