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LM2990T-12 from NS,National Semiconductor

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LM2990T-12

Manufacturer: NS

Negative Low Dropout Regulator

Partnumber Manufacturer Quantity Availability
LM2990T-12,LM2990T12 NS 2166 In Stock

Description and Introduction

Negative Low Dropout Regulator The LM2990T-12 is a negative voltage regulator manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Output Voltage:** -12V  
- **Output Current:** 1A  
- **Input Voltage Range:** -14V to -26V  
- **Dropout Voltage:** 0.6V (typical)  
- **Line Regulation:** 0.05% (typical)  
- **Load Regulation:** 0.1% (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220  

### **Descriptions:**  
The LM2990T-12 is a fixed-output negative voltage regulator designed to provide a stable -12V output. It is suitable for applications requiring a regulated negative voltage supply.  

### **Features:**  
- **Fixed Output Voltage:** -12V  
- **High Current Capability:** Up to 1A  
- **Low Dropout Voltage:** 0.6V typical  
- **Thermal Overload Protection**  
- **Short-Circuit Protection**  
- **Reverse-Battery Protection**  
- **Low Quiescent Current**  

This regulator is commonly used in power supply circuits for industrial, automotive, and consumer electronics applications.

Application Scenarios & Design Considerations

Negative Low Dropout Regulator

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