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LM2931Z-5.0 from NSC,National Semiconductor

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LM2931Z-5.0

Manufacturer: NSC

Series Low Dropout Regulators

Partnumber Manufacturer Quantity Availability
LM2931Z-5.0,LM2931Z50 NSC 8110 In Stock

Description and Introduction

Series Low Dropout Regulators The LM2931Z-5.0 is a low-dropout voltage regulator manufactured by National Semiconductor (NSC). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**
- **Output Voltage:** 5.0V (fixed)  
- **Output Current:** Up to 100mA  
- **Dropout Voltage:** Typically 0.4V at full load (100mA)  
- **Input Voltage Range:** Up to 26V  
- **Line Regulation:** 0.3% (typical)  
- **Load Regulation:** 0.4% (typical)  
- **Quiescent Current:** 1mA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** TO-92 (3-pin)  

### **Descriptions:**
- The LM2931Z-5.0 is a low-dropout (LDO) linear voltage regulator designed for applications requiring stable 5V power with minimal input-output differential.  
- It includes built-in protection features such as thermal shutdown and current limiting.  
- Suitable for battery-powered systems and automotive applications due to its low quiescent current and wide input voltage range.  

### **Features:**
- **Low Dropout Voltage:** Ensures efficient regulation even when the input voltage is close to the output.  
- **Reverse Battery Protection:** Withstands reverse polarity up to -50V.  
- **Thermal Shutdown:** Prevents damage from overheating.  
- **Current Limiting:** Protects against excessive load currents.  
- **Low Quiescent Current:** Ideal for battery-operated devices.  
- **Stable with Low-ESR Capacitors:** Works reliably with ceramic or tantalum output capacitors.  

This information is derived from the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Series Low Dropout Regulators

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