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LM2830XMFX from NS,National Semiconductor

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LM2830XMFX

Manufacturer: NS

High Frequency 1.0A Load - Step-Down DC-DC Regulator

Partnumber Manufacturer Quantity Availability
LM2830XMFX NS 800 In Stock

Description and Introduction

High Frequency 1.0A Load - Step-Down DC-DC Regulator The LM2830XMFX is a step-down DC-DC converter manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Input Voltage Range:** 3 V to 5.5 V  
- **Output Voltage Range:** Adjustable from 0.6 V to 5 V  
- **Output Current:** Up to 3 A  
- **Switching Frequency:** 1.6 MHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 5-Pin SOT-23  

### **Descriptions:**  
The LM2830XMFX is a high-efficiency, step-down (buck) DC-DC converter designed for applications requiring high current in a compact footprint. It integrates a high-side MOSFET and supports a wide input voltage range, making it suitable for battery-powered and low-voltage systems.  

### **Features:**  
- **Integrated Power MOSFET** for reduced external components  
- **Fixed-Frequency PWM Operation** for predictable noise performance  
- **Soft-Start Function** to limit inrush current  
- **Thermal Shutdown Protection**  
- **Overcurrent Protection**  
- **Adjustable Output Voltage** via external resistors  
- **Low Quiescent Current** for improved efficiency at light loads  

This information is based on the manufacturer's datasheet. For detailed electrical characteristics and application circuits, refer to the official documentation.

Application Scenarios & Design Considerations

High Frequency 1.0A Load - Step-Down DC-DC Regulator

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