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BQ2057WTS from TI,Texas Instruments

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BQ2057WTS

Manufacturer: TI

Li-Ion Low-Dropout Linear (8.4V) Charge Management IC For Two-Cell Applications With AutoCompTM

Partnumber Manufacturer Quantity Availability
BQ2057WTS TI 61 In Stock

Description and Introduction

Li-Ion Low-Dropout Linear (8.4V) Charge Management IC For Two-Cell Applications With AutoCompTM The part BQ2057WTS is manufactured by Texas Instruments (TI). It is a lithium-ion battery charge management IC designed for single-cell applications. Key specifications include:

- **Input Voltage Range:** 4.5V to 18V  
- **Charge Voltage:** 4.1V or 4.2V (selectable)  
- **Charge Current:** Programmable up to 1A  
- **Charge Termination:** C/10 or timer-based  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin SOIC (W)  

It features overvoltage protection, thermal regulation, and a precharge mode for deeply discharged batteries.

Partnumber Manufacturer Quantity Availability
BQ2057WTS TI 45 In Stock

Description and Introduction

Li-Ion Low-Dropout Linear (8.4V) Charge Management IC For Two-Cell Applications With AutoCompTM The part BQ2057WTS is a battery charge management IC manufactured by Texas Instruments (TI). Below are its key specifications:

1. **Function**: Standalone lithium-ion (Li-Ion) and lithium-polymer (Li-Pol) battery charge management.
2. **Charge Method**: Linear charge control with integrated power FET and current sensing.
3. **Input Voltage Range**: 4.5V to 18V.
4. **Charge Voltage Options**: Adjustable or fixed (4.1V, 4.2V, 8.2V, or 8.4V).
5. **Charge Current**: Programmable up to 2A.
6. **Pre-Charge Conditioning**: Supports trickle charging for deeply discharged cells.
7. **Charge Termination**: Automatic based on minimum current or timer.
8. **Safety Features**: Thermal regulation, reverse discharge protection, and charge status output.
9. **Package**: 16-pin TSSOP (BQ2057WTS variant).
10. **Operating Temperature Range**: -40°C to +85°C.

For detailed datasheet information, refer to Texas Instruments' official documentation.

Partnumber Manufacturer Quantity Availability
BQ2057WTS TI,TI 10 In Stock

Description and Introduction

Li-Ion Low-Dropout Linear (8.4V) Charge Management IC For Two-Cell Applications With AutoCompTM The part **BQ2057WTS** is manufactured by **Texas Instruments (TI)**.  

Key specifications:  
- **Function**: Standalone Li-Ion/Li-Polymer charge management IC  
- **Package**: 8-pin SOIC (WTS)  
- **Input Voltage Range**: 4.5V to 18V  
- **Charge Voltage Options**: Adjustable or fixed (4.1V, 4.2V, 8.2V, 8.4V)  
- **Charge Current**: Programmable up to 2A  
- **Features**: Pre-charge conditioning, charge termination, auto-recharge, and temperature monitoring  
- **Applications**: Portable electronics, battery packs  

For detailed datasheets, refer to TI's official documentation.

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