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LM3481MM from NS,National Semiconductor

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LM3481MM

Manufacturer: NS

High Efficiency Low-Side N-Channel Controller for Switching Regulators

Partnumber Manufacturer Quantity Availability
LM3481MM NS 608 In Stock

Description and Introduction

High Efficiency Low-Side N-Channel Controller for Switching Regulators The LM3481MM is a switching regulator manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Input Voltage Range:** 2.97V to 40V  
- **Output Voltage Range:** Adjustable from 1.26V to 35V  
- **Output Current:** Up to 500mA  
- **Switching Frequency:** Adjustable up to 1MHz  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-pin VSSOP (MM)  

### **Descriptions:**  
The LM3481MM is a versatile step-down (buck) switching regulator designed for a wide input voltage range. It integrates a high-side N-channel MOSFET and provides adjustable output voltage with high efficiency. It is suitable for battery-powered applications, industrial systems, and automotive electronics.  

### **Features:**  
- **Wide Input Voltage Range (2.97V to 40V)**  
- **Adjustable Output Voltage (1.26V to 35V)**  
- **Integrated N-Channel MOSFET**  
- **Adjustable Switching Frequency (Up to 1MHz)**  
- **Cycle-by-Cycle Current Limiting**  
- **Thermal Shutdown Protection**  
- **Low Quiescent Current (Typical 85µA)**  
- **Soft-Start Functionality**  

This information is based on the manufacturer's datasheet. For detailed specifications, refer to the official documentation.

Application Scenarios & Design Considerations

High Efficiency Low-Side N-Channel Controller for Switching Regulators

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