BQ24308DSGR
Battery Management Overvltg and Over current Prot ICBQ24308DSGR
Battery Management Overvltg and Over current Prot IC
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Manufacturer Part # : BQ24308DSGR
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Package/Case: WSON-8
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Brand: Texas Instruments
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Product Categories : Battery Management
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Shipping & Payment
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
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BQ24308DSGR DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
Elevating the standards of battery protection, the bq24308DSGR emerges as a sophisticated solution for safeguarding Li-ion batteries against charging circuit failures. Through vigilant monitoring of input voltage, current, and battery voltage, this IC demonstrates a proactive approach to maintaining the integrity of the charging process. Noteworthy features include its swift response to overvoltage situations, promptly disabling the internal switch to prevent potential damage. In cases of overcurrent, the bq24308DSGR intelligently limits system current to a safe level, providing a blanket duration before taking decisive action. Its ability to monitor die temperature and initiate shutdowns in cases of overheating underscores its commitment to ensuring optimal battery safety
Key Features
- The charger has a high efficiency and low noise performance
- It offers a wide range of input voltages from 4V to 6.5V
- This charger supports multiple charging modes including constant current and constant voltage
- Additionally, it includes an overcharge protection circuit for safe operation
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Function | Charger Front-End Protection | Number of series cells (min) | 1 |
Number of series cells (max) | 1 | Features | LDO output, Overcurrent protection, Overvoltage |
Operating current (typ) (µA) | 410 | Rating | Catalog |
Vin (max) (V) | 30 | Overvoltage protection | 6.3 |
Operating temperature range (°C) | 0 to 125 | Battery overvoltage protection (min) (V) | 4.35 |
Battery overvoltage protection (max) (V) | 4.35 |
FAQs
What is BQ24308DSGR?
The BQ24308DSGR is a single-cell Li-ion battery charger IC with integrated load switch, designed by Texas Instruments. It is specifically designed for applications requiring efficient and reliable charging of single-cell Li-ion or Li-polymer batteries, commonly found in portable devices and power banks.
How Does BQ24308DSGR Work?
The BQ24308DSGR operates as a single-cell battery charger IC with an integrated load switch. It manages the charging process of Li-ion batteries by regulating charging current and monitoring battery voltage. The device also features overvoltage protection, reverse polarity protection, and thermal shutdown for enhanced safety and reliability.
How Many Pins does BQ24308DSGR have and What are the Functions of the Pinout Configuration?
The BQ24308DSGR is housed in a 10-pin VSSOP (Very Thin Shrink Small Outline Package) package. The pinout configuration includes:
- TS: Thermistor input for temperature monitoring.
- PROG: Programming pin for setting charging current.
- STAT: Status output pin for indicating charging status.
- PG: Power Good output pin.
- LOAD: Load switch control pin.
- VCC, GND: Power supply and ground pins.
- VBAT: Battery input pin.
- VSYS: System power input pin.
What are the Pros and Cons of BQ24308DSGR?
Pros:
- Integrated Features: Includes a load switch and various protection features for robust battery management.
- Efficient Charging: Provides efficient charging for single-cell Li-ion batteries, extending battery life.
- Compact Package: Housed in a small VSSOP package for space-constrained applications.
- Safety Features: Offers overvoltage protection, reverse polarity protection, and thermal shutdown for added safety.
Cons:
- Limited Compatibility: Designed specifically for single-cell Li-ion batteries, may not be suitable for other battery chemistries.
- Complexity: Requires proper configuration of programming pin for desired charging current.
- External Components: May need additional external components for specific system requirements.
Are There Any Equivalents/Alternatives to BQ24308DSGR for Recommendation?
- Alternatives to the BQ24308DSGR include the MCP73831 from Microchip Technology and the MAX1555 from Maxim Integrated.
- The BQ24075 from Texas Instruments is also a similar single-cell Li-ion battery charger IC worth considering.
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