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LM3100MH from NSC,National Semiconductor

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LM3100MH

Manufacturer: NSC

SIMPLE SWITCHER? Synchronous 1MHz 1.5A Step-Down Voltage Regulator 20-HTSSOP -40 to 125

Partnumber Manufacturer Quantity Availability
LM3100MH NSC 1608 In Stock

Description and Introduction

SIMPLE SWITCHER? Synchronous 1MHz 1.5A Step-Down Voltage Regulator 20-HTSSOP -40 to 125 The LM3100MH is a voltage regulator manufactured by National Semiconductor (NSC).  

**Specifications:**  
- **Manufacturer:** National Semiconductor (NSC)  
- **Type:** Step-Down Switching Regulator  
- **Input Voltage Range:** 4.5V to 36V  
- **Output Voltage Range:** Adjustable from 1.25V to 35V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 100kHz (typical)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220 (5-pin)  

**Descriptions and Features:**  
- The LM3100MH is a monolithic switching regulator designed for step-down (buck) applications.  
- It includes a built-in NPN power switch, oscillator, and control circuitry.  
- Features adjustable output voltage via external resistors.  
- Provides overcurrent and thermal shutdown protection.  
- Suitable for industrial, automotive, and power supply applications.  
- Requires minimal external components for operation.  

(Note: Always verify datasheet details for precise specifications.)

Application Scenarios & Design Considerations

SIMPLE SWITCHER? Synchronous 1MHz 1.5A Step-Down Voltage Regulator 20-HTSSOP -40 to 125
Partnumber Manufacturer Quantity Availability
LM3100MH NS 903 In Stock

Description and Introduction

SIMPLE SWITCHER? Synchronous 1MHz 1.5A Step-Down Voltage Regulator 20-HTSSOP -40 to 125 The LM3100MH is a switching regulator manufactured by National Semiconductor (NS). Below are the factual details from Ic-phoenix technical data files:

### **Manufacturer:**  
National Semiconductor (NS)  

### **Specifications:**  
- **Input Voltage Range:** 4V to 36V  
- **Output Voltage Range:** Adjustable from 1.25V to 34V  
- **Output Current:** Up to 1.5A  
- **Switching Frequency:** 550kHz (typical)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-Pin SOIC (MH)  

### **Descriptions:**  
The LM3100MH is a step-down (buck) switching regulator designed for high-efficiency voltage conversion. It integrates a high-side N-channel MOSFET and provides a simple, compact solution for DC-DC power conversion.  

### **Features:**  
- **Wide Input Voltage Range:** Supports 4V to 36V input  
- **Adjustable Output Voltage:** Set via external resistors  
- **Integrated MOSFET:** Simplifies design and reduces external components  
- **High Efficiency:** Up to 95%  
- **Fixed Frequency Operation:** 550kHz for predictable performance  
- **Thermal Shutdown Protection:** Prevents overheating  
- **Current Limit Protection:** Safeguards against excessive current  
- **Low Quiescent Current:** Improves efficiency at light loads  

This information is strictly based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

SIMPLE SWITCHER? Synchronous 1MHz 1.5A Step-Down Voltage Regulator 20-HTSSOP -40 to 125

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