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LM2991SX from NS,National Semiconductor

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LM2991SX

Manufacturer: NS

Negative Low Dropout Adjustable Regulator

Partnumber Manufacturer Quantity Availability
LM2991SX NS 467 In Stock

Description and Introduction

Negative Low Dropout Adjustable Regulator The LM2991SX is a negative low-dropout regulator manufactured by National Semiconductor (NS).  

**Specifications:**  
- **Output Voltage:** -5V (fixed)  
- **Output Current:** 1A  
- **Dropout Voltage:** 0.6V (typical at full load)  
- **Input Voltage Range:** -5.5V to -26V  
- **Line Regulation:** 0.04% (typical)  
- **Load Regulation:** 0.3% (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263 (D2PAK)  

**Descriptions:**  
The LM2991SX is a high-performance negative voltage regulator designed for applications requiring stable power supply with low dropout voltage. It includes features such as thermal shutdown and current limiting for protection.  

**Features:**  
- Fixed -5V output  
- Low dropout voltage  
- Thermal shutdown protection  
- Current limiting  
- Wide input voltage range  
- High output current capability (1A)  
- Available in surface-mount TO-263 package  

This information is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

Negative Low Dropout Adjustable Regulator

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