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LM3403J from NS,National Semiconductor

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LM3403J

Manufacturer: NS

Quad Operational Amplifiers

Partnumber Manufacturer Quantity Availability
LM3403J NS 7 In Stock

Description and Introduction

Quad Operational Amplifiers The LM3403J is a switching regulator manufactured by National Semiconductor (NS).  

**Specifications:**  
- **Input Voltage Range:** 4.5V to 36V  
- **Output Voltage Range:** Adjustable from 1.25V to 33V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** Adjustable up to 1MHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220 (J suffix)  

**Descriptions:**  
- The LM3403J is a step-down (buck) switching regulator designed for high-efficiency power conversion.  
- It integrates a high-side N-channel MOSFET for efficient power delivery.  
- Features include adjustable frequency, thermal shutdown, and current limiting.  

**Features:**  
- Adjustable output voltage  
- Internal soft-start  
- Cycle-by-cycle current limiting  
- Thermal shutdown protection  
- Under-voltage lockout (UVLO)  
- Synchronizable switching frequency  

This information is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

Quad Operational Amplifiers

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