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LT3650EMSE-4.2#PBF from LINEAR

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LT3650EMSE-4.2#PBF

Manufacturer: LINEAR

High Voltage 2 Amp Monolithic Li-Ion Battery Charger

Partnumber Manufacturer Quantity Availability
LT3650EMSE-4.2#PBF,LT3650EMSE42PBF LINEAR 138 In Stock

Description and Introduction

High Voltage 2 Amp Monolithic Li-Ion Battery Charger The LT3650EMSE-4.2#PBF is a power tracking 2A battery charger manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 4.95V to 32V  
- **Battery Voltage:** 4.2V (programmable for other chemistries)  
- **Charge Current:** Up to 2A (adjustable)  
- **Charge Termination:** C/10 or timer-based  
- **Operating Frequency:** 1MHz (typical)  
- **Efficiency:** Up to 94%  
- **Package:** 12-Lead MSOP (Exposed Pad)  
- **Operating Temperature Range:** -40°C to +125°C  

### **Descriptions:**  
- Monolithic buck battery charger with power tracking for solar-powered applications.  
- Supports Li-Ion/Polymer, LiFePO4, and sealed lead-acid batteries.  
- Features input voltage regulation for optimizing power from solar panels.  
- Includes thermal regulation to prevent overheating.  

### **Features:**  
- **Input Voltage Regulation Loop:** Maximizes power from variable sources.  
- **Programmable Charge Current:** Adjustable via external resistor.  
- **Float Voltage Accuracy:** ±0.5% (for Li-Ion).  
- **Automatic Recharge:** Initiates when battery voltage drops.  
- **Battery Temperature Monitoring:** Ensures safe charging.  
- **No MOSFET or Blocking Diode Required:** Reduces external components.  
- **Precision C/10 Charge Termination:** Prevents overcharging.  

This IC is designed for portable and solar-powered applications requiring efficient battery charging.

Application Scenarios & Design Considerations

High Voltage 2 Amp Monolithic Li-Ion Battery Charger

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