BQ2057CSNG4Manufacturer: TI Low Dropout Linear 1-cell Li-Ion Charge Controller with AutoCompTM, 4.2V 8-SOIC -20 to 70 | |||
| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| BQ2057CSNG4 | TI | 1197 | In Stock |
Description and Introduction
Low Dropout Linear 1-cell Li-Ion Charge Controller with AutoCompTM, 4.2V 8-SOIC -20 to 70 The part BQ2057CSNG4 is manufactured by Texas Instruments (TI).  
Key specifications:   This information is based on TI's official documentation for the BQ2057CSNG4. |
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Application Scenarios & Design Considerations
Low Dropout Linear 1-cell Li-Ion Charge Controller with AutoCompTM, 4.2V 8-SOIC -20 to 70# BQ2057CSNG4 Technical Documentation
## 1. Application Scenarios ### Typical Use Cases -  Portable consumer electronics : Smartphones, tablets, digital cameras, and portable media players requiring reliable battery charging ### Industry Applications ### Practical Advantages ### Limitations ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Pitfall 2: Inadequate Power Dissipation   Pitfall 3: Charge Current Oscillation  ### Compatibility Issues  Battery Types  ### PCB Layout Recommendations  Thermal Management   Signal Integrity  ## 3. Technical Specifications ### Key Parameter Explanations |
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| Partnumber | Manufacturer | Quantity | Availability |
| BQ2057CSNG4 | TEXAS | 1530 | In Stock |
Description and Introduction
Low Dropout Linear 1-cell Li-Ion Charge Controller with AutoCompTM, 4.2V 8-SOIC -20 to 70 The part **BQ2057CSNG4** is manufactured by **Texas Instruments (TEXAS)**.  
### **Key Specifications:**   This information is based on Texas Instruments' official documentation for the BQ2057CSNG4. |
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Application Scenarios & Design Considerations
Low Dropout Linear 1-cell Li-Ion Charge Controller with AutoCompTM, 4.2V 8-SOIC -20 to 70# BQ2057CSNG4 Technical Documentation
 Manufacturer : TEXAS INSTRUMENTS ## 1. Application Scenarios ### Typical Use Cases -  Portable Electronics Charging Systems : Integrated charging circuits for smartphones, tablets, and digital cameras ### Industry Applications ### Practical Advantages ### Limitations ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Pitfall 1: Inadequate Thermal Management   Pitfall 2: Incorrect Sense Resistor Selection   Pitfall 3: Poor Layout Practices   Pitfall 4: Inadequate Input Capacitance  ### Compatibility Issues  Power Supply Requirements   Battery Compatibility   Microcontroller Interface  ### PCB Layout Recommendations  Power Path Routing   Grounding Strategy  |
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