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LM2675LD-3.3 from NS,National Semiconductor

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LM2675LD-3.3

Manufacturer: NS

SIMPLE SWITCHER Power Converter High Efficiency 1A Step-Down Voltage Regulator

Partnumber Manufacturer Quantity Availability
LM2675LD-3.3,LM2675LD33 NS 645 In Stock

Description and Introduction

SIMPLE SWITCHER Power Converter High Efficiency 1A Step-Down Voltage Regulator The LM2675LD-3.3 is a step-down voltage regulator manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Input Voltage Range:** 8V to 40V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 260 kHz (typical)  
- **Efficiency:** Up to 92%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263 (D2PAK)  
- **Regulation Type:** Switching Regulator  
- **Protection Features:** Thermal shutdown, current limiting  

### **Descriptions:**  
The LM2675LD-3.3 is a monolithic integrated circuit that provides all active functions for a step-down (buck) switching regulator. It is designed for high efficiency and ease of use, requiring minimal external components.  

### **Features:**  
- Simple and easy-to-use design  
- Requires only 5 external components  
- High efficiency (up to 92%)  
- Internal soft-start for controlled inrush current  
- Wide input voltage range (8V to 40V)  
- Fixed-frequency PWM control  
- Thermal shutdown and current limit protection  
- Low standby current in shutdown mode  

This regulator is suitable for applications requiring efficient power conversion with a fixed 3.3V output.

Application Scenarios & Design Considerations

SIMPLE SWITCHER Power Converter High Efficiency 1A Step-Down Voltage Regulator
Partnumber Manufacturer Quantity Availability
LM2675LD-3.3,LM2675LD33 NSC 10 In Stock

Description and Introduction

SIMPLE SWITCHER Power Converter High Efficiency 1A Step-Down Voltage Regulator The LM2675LD-3.3 is a step-down voltage regulator manufactured by National Semiconductor (NSC). Here are its specifications, descriptions, and features based on factual information:  

### **Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Input Voltage Range:** 8V to 40V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 260 kHz (fixed)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263 (D2PAK)  
- **Regulation Type:** Switching (Buck) Regulator  
- **Protection Features:** Thermal shutdown, current limiting  

### **Descriptions:**  
The LM2675LD-3.3 is a monolithic integrated circuit designed for step-down (buck) voltage regulation. It provides a fixed 3.3V output from an input voltage range of 8V to 40V. The device uses a high-efficiency switching architecture, reducing the need for external heat sinks.  

### **Features:**  
- Simple and easy-to-use design with minimal external components  
- High efficiency (up to 90%)  
- Internal soft-start for controlled inrush current  
- Wide input voltage range (8V to 40V)  
- Fixed 260 kHz switching frequency  
- Thermal shutdown and current limit protection  
- TO-263 (D2PAK) surface-mount package  

This information is based solely on the manufacturer's datasheet and does not include any additional recommendations or guidance.

Application Scenarios & Design Considerations

SIMPLE SWITCHER Power Converter High Efficiency 1A Step-Down Voltage Regulator

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