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BQ2058

Lithium Ion Pack Supervisor for 3- and 4-Cell Packs

Partnumber Manufacturer Quantity Availability
BQ2058 15 In Stock

Description and Introduction

Lithium Ion Pack Supervisor for 3- and 4-Cell Packs Part BQ2058 is a battery charge management IC manufactured by Texas Instruments.  

Key specifications:  
- **Input Voltage Range:** 4.5V to 26V  
- **Charge Current:** Programmable up to 5A  
- **Battery Chemistry Support:** Li-Ion, Li-Polymer, LiFePO4  
- **Charge Termination:** Adjustable voltage and current thresholds  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package Type:** 20-pin TSSOP  
- **Features:** Overvoltage protection, thermal regulation, charge status indication  

For detailed technical specifications, refer to the official Texas Instruments datasheet.

Partnumber Manufacturer Quantity Availability
BQ2058 BENCHMARQ 10 In Stock

Description and Introduction

Lithium Ion Pack Supervisor for 3- and 4-Cell Packs Part BQ2058 is manufactured by BENCHMARQ. It is a battery charge controller IC designed for managing the charging of single-cell lithium-ion (Li-Ion) or lithium-polymer (Li-Poly) batteries. Key specifications include:

- **Input Voltage Range:** 4.5V to 28V  
- **Charge Voltage Accuracy:** ±0.5%  
- **Programmable Charge Current:** Up to 2A  
- **Integrated Power MOSFET**  
- **Charge Termination:** Based on minimum current or timer  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Type:** 8-pin SOIC  

Additional features may include thermal regulation, pre-charge conditioning, and charge status indication. For exact details, refer to the official BENCHMARQ datasheet.

Partnumber Manufacturer Quantity Availability
BQ2058 TI 345 In Stock

Description and Introduction

Lithium Ion Pack Supervisor for 3- and 4-Cell Packs The BQ2058 is a battery charge management IC manufactured by Texas Instruments (TI). Here are its key specifications:

1. **Function**: Lithium-Ion/Lithium-Polymer battery charge controller.
2. **Charge Voltage**: Adjustable or fixed (typically 4.1V or 4.2V per cell).
3. **Charge Current**: Programmable via external resistor.
4. **Input Voltage Range**: Up to 18V (absolute maximum).
5. **Charge Termination**: Based on minimum current threshold.
6. **Features**:
   - Pre-charge conditioning for deeply discharged cells.
   - Temperature monitoring for safe charging.
   - Charge status outputs.
7. **Package**: Typically available in SOIC or TSSOP packages.

For exact values, refer to the official TI datasheet for the BQ2058.

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