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LM2940SX-9.0 from NS,National Semiconductor

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LM2940SX-9.0

Manufacturer: NS

1A Low Dropout Regulator

Partnumber Manufacturer Quantity Availability
LM2940SX-9.0,LM2940SX90 NS 976 In Stock

Description and Introduction

1A Low Dropout Regulator The LM2940SX-9.0 is a low-dropout voltage regulator manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Output Voltage:** 9.0V  
- **Output Current:** Up to 1A  
- **Dropout Voltage:** Typically 0.5V at full load  
- **Input Voltage Range:** Up to 26V  
- **Line Regulation:** 0.3% (Typical)  
- **Load Regulation:** 0.4% (Typical)  
- **Quiescent Current:** 10mA (Typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263 (SMD)  

### **Descriptions and Features:**  
- Designed for low dropout voltage applications  
- Includes built-in thermal shutdown and current limit protection  
- Stable with low-ESR output capacitors  
- Suitable for battery-powered and automotive applications  
- Reverse battery protection (with external diode)  
- Low quiescent current in standby mode  

This regulator is commonly used in power supply circuits requiring a stable 9V output with minimal voltage dropout.

Application Scenarios & Design Considerations

1A Low Dropout Regulator

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