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LM3671MF-2.8 from NSC,National Semiconductor

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LM3671MF-2.8

Manufacturer: NSC

2MHz, 600mA Step-Down DC-DC Converter 5-SOT-23 -40 to 85

Partnumber Manufacturer Quantity Availability
LM3671MF-2.8,LM3671MF28 NSC 10 In Stock

Description and Introduction

2MHz, 600mA Step-Down DC-DC Converter 5-SOT-23 -40 to 85 The LM3671MF-2.8 is a step-down DC-DC converter manufactured by NSC (National Semiconductor Corporation). Below are its specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** Fixed 2.8V  
- **Input Voltage Range:** 2.7V to 5.5V  
- **Output Current:** Up to 600mA  
- **Switching Frequency:** 2MHz (typical)  
- **Efficiency:** Up to 96%  
- **Quiescent Current:** 16µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOT-23-5  

### **Descriptions:**
The LM3671MF-2.8 is a high-efficiency, step-down DC-DC converter designed for battery-powered applications. It provides a fixed 2.8V output and is optimized for low-power portable devices, offering high efficiency and low quiescent current to extend battery life.

### **Features:**
- **Fixed 2.8V Output Voltage**  
- **High Efficiency (Up to 96%)**  
- **Low Quiescent Current (16µA typical)**  
- **2MHz Switching Frequency**  
- **Internal Synchronous Rectifier**  
- **Thermal Shutdown Protection**  
- **Short-Circuit Protection**  
- **Soft-Start Functionality**  
- **Small SOT-23-5 Package**  

This device is suitable for applications such as portable electronics, wireless devices, and battery-powered systems requiring a regulated 2.8V supply.

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