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LM3670MF-1.2 from NSC,National Semiconductor

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LM3670MF-1.2

Manufacturer: NSC

Miniature Step-Down DC-DC Converter for Ultra Low Voltage Circuits

Partnumber Manufacturer Quantity Availability
LM3670MF-1.2,LM3670MF12 NSC 493 In Stock

Description and Introduction

Miniature Step-Down DC-DC Converter for Ultra Low Voltage Circuits The LM3670MF-1.2 is a step-down DC-DC converter manufactured by National Semiconductor (NSC).  

### **Specifications:**  
- **Output Voltage:** 1.2V (fixed)  
- **Input Voltage Range:** 2.7V to 5.5V  
- **Output Current:** Up to 600mA  
- **Switching Frequency:** 2MHz (typical)  
- **Efficiency:** Up to 96%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOT-23-5  
- **Shutdown Current:** <1µA (typical)  
- **Load Regulation:** ±0.5% (typical)  
- **Line Regulation:** ±0.3% (typical)  

### **Descriptions:**  
The LM3670MF-1.2 is a high-efficiency, step-down DC-DC converter designed for battery-powered applications. It integrates a synchronous rectifier to minimize external components and improve efficiency.  

### **Features:**  
- **Fixed 1.2V Output Voltage**  
- **Low Quiescent Current (17µA typical)**  
- **Synchronous Rectification**  
- **Internal Soft-Start**  
- **Thermal Shutdown Protection**  
- **Short-Circuit Protection**  
- **Small SOT-23-5 Package**  
- **Optimized for Low Output Voltage Applications**  

This information is based on the manufacturer's datasheet.

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