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LM2674M-3.3/NOPB from NS,National Semiconductor

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LM2674M-3.3/NOPB

Manufacturer: NS

SIMPLE SWITCHER? 40V, 500mA Low Component Count Step-Down Regulator 8-SOIC -40 to 125

Partnumber Manufacturer Quantity Availability
LM2674M-3.3/NOPB,LM2674M33NOPB NS 150 In Stock

Description and Introduction

SIMPLE SWITCHER? 40V, 500mA Low Component Count Step-Down Regulator 8-SOIC -40 to 125 The LM2674M-3.3/NOPB is a switching voltage regulator manufactured by Texas Instruments (formerly National Semiconductor, NS).  

### **Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Input Voltage Range:** 8V to 40V  
- **Output Current:** Up to 500mA  
- **Switching Frequency:** 260 kHz (typical)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOIC-8  
- **Regulator Type:** Step-down (buck) converter  
- **Protection Features:** Thermal shutdown, current limiting  

### **Descriptions:**  
The LM2674M-3.3/NOPB is a monolithic integrated circuit providing a simple and efficient step-down DC-DC converter solution. It requires minimal external components and is designed for easy implementation in various power supply applications.  

### **Features:**  
- Simple and easy-to-use design  
- Requires only 5 external components  
- Internal soft-start for reduced inrush current  
- Low standby current in shutdown mode  
- High efficiency (up to 90%)  
- Adjustable version also available (LM2674)  

This regulator is suitable for applications such as industrial power supplies, automotive systems, and battery-powered devices.

Application Scenarios & Design Considerations

SIMPLE SWITCHER? 40V, 500mA Low Component Count Step-Down Regulator 8-SOIC -40 to 125

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