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LTC1730ES8-4.2 from LT

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LTC1730ES8-4.2

Manufacturer: LT

Lithium-Ion Battery Pulse Charger with Overcurrent Protection

Partnumber Manufacturer Quantity Availability
LTC1730ES8-4.2,LTC1730ES842 LT 414 In Stock

Description and Introduction

Lithium-Ion Battery Pulse Charger with Overcurrent Protection The LTC1730ES8-4.2 is a linear battery charger controller manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Part Number:** LTC1730ES8-4.2  
- **Manufacturer:** LT (Linear Technology)  
- **Package:** 8-Lead SOIC (ES8)  
- **Output Voltage:** Fixed 4.2V (for single-cell Li-Ion batteries)  
- **Input Voltage Range:** 4.5V to 6.5V  
- **Charge Current:** Programmable up to 1.5A  
- **Charge Termination:** C/10 (10% of programmed charge current)  
- **Preconditioning:** For deeply discharged cells  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions and Features:**  
- Designed for single-cell Li-Ion battery charging.  
- Constant-current/constant-voltage (CC/CV) charging profile.  
- Includes an internal P-channel MOSFET pass transistor.  
- Automatic recharge when battery voltage drops below a threshold.  
- Charge status outputs (open-drain) for monitoring.  
- Thermal regulation prevents overheating.  
- Low dropout voltage operation.  
- No external blocking diode required.  

For detailed electrical characteristics and application circuits, refer to the official datasheet.

Application Scenarios & Design Considerations

Lithium-Ion Battery Pulse Charger with Overcurrent Protection

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