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LTC1732EMS-4.2#TRPBF from LT

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LTC1732EMS-4.2#TRPBF

Manufacturer: LT

Lithium-Ion Linear Battery Charger Controller

Partnumber Manufacturer Quantity Availability
LTC1732EMS-4.2#TRPBF,LTC1732EMS42TRPBF LT 7800 In Stock

Description and Introduction

Lithium-Ion Linear Battery Charger Controller The LTC1732EMS-4.2#TRPBF is a lithium-ion battery charger controller manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 28V  
- **Battery Voltage:** Fixed 4.2V (for single-cell Li-ion)  
- **Charge Current:** Programmable up to 1.5A  
- **Charge Termination:** C/10 current detection  
- **Preconditioning:** For deeply discharged cells  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 10-Lead MSOP  

### **Descriptions and Features:**  
- **Complete Li-Ion Charger Controller:** Includes power MOSFET, reverse-blocking diode, and thermal regulation.  
- **Programmable Charge Current:** Adjustable via an external resistor.  
- **Automatic Recharge:** Initiates charging if battery voltage drops.  
- **Thermal Regulation:** Reduces charge current to prevent overheating.  
- **AC Adapter Current Limiting:** Prevents adapter overload.  
- **Battery Detection:** Ensures no battery leakage when unplugged.  
- **Low Dropout Operation:** Maximizes efficiency.  
- **Status Outputs:** Indicates charge state (charging, done, or fault).  

This IC is designed for portable devices requiring efficient and reliable Li-ion battery charging.

Application Scenarios & Design Considerations

Lithium-Ion Linear Battery Charger Controller

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