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LM2937IMP-5.0 from NATIONAL,National Semiconductor

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LM2937IMP-5.0

Manufacturer: NATIONAL

500 mA Low Dropout Regulator

Partnumber Manufacturer Quantity Availability
LM2937IMP-5.0,LM2937IMP50 NATIONAL 50 In Stock

Description and Introduction

500 mA Low Dropout Regulator The LM2937IMP-5.0 is a low-dropout voltage regulator manufactured by National Semiconductor (now part of Texas Instruments).  

### **Specifications:**  
- **Output Voltage:** 5.0V  
- **Output Current:** Up to 500mA  
- **Dropout Voltage:** 0.5V (typical at full load)  
- **Input Voltage Range:** Up to 26V  
- **Line Regulation:** 0.2% (typical)  
- **Load Regulation:** 0.4% (typical)  
- **Quiescent Current:** 10mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-252 (DPAK)  

### **Descriptions:**  
The LM2937IMP-5.0 is a fixed-output, low-dropout regulator designed for use in automotive and industrial applications. It provides stable voltage regulation with low dropout, making it suitable for battery-powered systems.  

### **Features:**  
- **Low Dropout Voltage** (0.5V typical at full load)  
- **Reverse Battery Protection**  
- **Internal Short-Circuit Current Limiting**  
- **Thermal Shutdown Protection**  
- **Stable with Low-ESR Capacitors**  
- **High Ripple Rejection** (75dB typical)  
- **Automotive-Grade Reliability**  

This regulator is commonly used in power supply applications requiring stable voltage under varying load conditions.

Application Scenarios & Design Considerations

500 mA Low Dropout Regulator
Partnumber Manufacturer Quantity Availability
LM2937IMP-5.0,LM2937IMP50 NS 45 In Stock

Description and Introduction

500 mA Low Dropout Regulator The LM2937IMP-5.0 is a low-dropout voltage regulator manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Output Voltage:** 5.0V (fixed)  
- **Output Current:** 500mA  
- **Dropout Voltage:** 0.5V (typical at full load)  
- **Input Voltage Range:** Up to 26V  
- **Line Regulation:** 0.2% (typical)  
- **Load Regulation:** 0.4% (typical)  
- **Quiescent Current:** 10mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-252 (DPAK)  

### **Descriptions:**  
The LM2937IMP-5.0 is a positive voltage regulator designed to provide a stable 5.0V output with low dropout voltage, making it suitable for battery-powered applications. It includes features like reverse battery protection, current limiting, and thermal shutdown.  

### **Features:**  
- Low dropout voltage (0.5V typical at full load)  
- Reverse battery protection  
- Internal current and thermal limiting  
- No external components required for stability  
- High ripple rejection  
- Short-circuit protection  

This regulator is commonly used in automotive, industrial, and consumer electronics applications.

Application Scenarios & Design Considerations

500 mA Low Dropout Regulator
Partnumber Manufacturer Quantity Availability
LM2937IMP-5.0,LM2937IMP50 Pb-free 143 In Stock

Description and Introduction

500 mA Low Dropout Regulator The LM2937IMP-5.0 is a low-dropout voltage regulator manufactured by Texas Instruments. Below are the factual details from Ic-phoenix technical data files:

### **Manufacturer Specifications:**
- **Manufacturer:** Texas Instruments  
- **Package/Case:** TO-261-4, TO-261AA (SOT-223-4)  
- **Output Voltage:** 5.0V  
- **Output Current:** 500mA  
- **Dropout Voltage:** 0.5V (typical at full load)  
- **Input Voltage Range:** Up to 26V  
- **Line Regulation:** 0.2% (typical)  
- **Load Regulation:** 0.4% (typical)  
- **Quiescent Current:** 10mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Pb-Free (RoHS Compliant):** Yes  

### **Descriptions:**
- The LM2937IMP-5.0 is a 5.0V fixed-output, low-dropout voltage regulator designed for use in battery-powered systems and other applications requiring stable voltage regulation.  
- It features reverse-battery protection, thermal shutdown, and current limiting for enhanced reliability.  
- The device is optimized for low quiescent current and low dropout voltage, making it suitable for automotive and industrial applications.  

### **Features:**
- **Low Dropout Voltage:** Ensures efficient regulation even when input voltage is close to the output.  
- **Reverse Battery Protection:** Safeguards the regulator from damage if the input polarity is reversed.  
- **Thermal Shutdown:** Prevents overheating by shutting down when excessive temperature is detected.  
- **Current Limiting:** Protects the regulator and load from excessive current.  
- **Wide Input Voltage Range:** Supports operation up to 26V.  
- **Pb-Free and RoHS Compliant:** Environmentally friendly and meets regulatory standards.  

This information is sourced from the manufacturer's datasheet and specifications.

Application Scenarios & Design Considerations

500 mA Low Dropout Regulator
Partnumber Manufacturer Quantity Availability
LM2937IMP-5.0,LM2937IMP50 NSC 90 In Stock

Description and Introduction

500 mA Low Dropout Regulator The LM2937IMP-5.0 is a low-dropout voltage regulator manufactured by National Semiconductor (NSC).  

**Specifications:**  
- **Output Voltage:** 5.0V  
- **Output Current:** Up to 500mA  
- **Dropout Voltage:** Typically 0.5V at full load  
- **Input Voltage Range:** Up to 26V  
- **Quiescent Current:** Typically 10mA at full load  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-252 (DPAK)  

**Descriptions:**  
The LM2937IMP-5.0 is designed for applications requiring a stable 5V supply with low dropout voltage. It includes features such as reverse battery protection, current limiting, and thermal shutdown.  

**Features:**  
- Low dropout voltage  
- Reverse battery protection  
- Internal current and thermal limiting  
- No external components required for fixed output voltage  
- Stable with low-ESR capacitors  

This regulator is suitable for automotive and industrial applications where reliable voltage regulation is needed.

Application Scenarios & Design Considerations

500 mA Low Dropout Regulator

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