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LM2853MH-1.8 from NS,National Semiconductor

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LM2853MH-1.8

Manufacturer: NS

3A 550 kHz Synchronous SIMPLE SWITCHER Buck Regulator

Partnumber Manufacturer Quantity Availability
LM2853MH-1.8,LM2853MH18 NS 1017 In Stock

Description and Introduction

3A 550 kHz Synchronous SIMPLE SWITCHER Buck Regulator The LM2853MH-1.8 is a step-down DC-DC converter manufactured by National Semiconductor (NS). Below are its specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** 1.8V (fixed)  
- **Input Voltage Range:** 4V to 30V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 500kHz (typical)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-Pin SOIC (MH)  

### **Descriptions:**
- The LM2853MH-1.8 is a monolithic, step-down switching regulator designed for high-efficiency power conversion.  
- It integrates a high-side N-channel MOSFET and requires minimal external components.  
- Suitable for battery-powered and industrial applications due to its wide input voltage range.  

### **Features:**
- **Fixed Output Voltage:** 1.8V preset  
- **Wide Input Range:** Operates from 4V to 30V  
- **High Efficiency:** Up to 90% with internal MOSFET  
- **Internal Soft-Start:** Reduces inrush current  
- **Thermal Shutdown Protection:** Prevents overheating  
- **Current Limit Protection:** Safeguards against overloads  
- **Low Quiescent Current:** Improves efficiency at light loads  

This information is based solely on the manufacturer's datasheet.

Application Scenarios & Design Considerations

3A 550 kHz Synchronous SIMPLE SWITCHER Buck Regulator

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