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LM2941S

1.25A high current low dropout voltage regulator

Partnumber Manufacturer Quantity Availability
LM2941S 3257 In Stock

Description and Introduction

1.25A high current low dropout voltage regulator The LM2941S is a low dropout voltage regulator manufactured by Texas Instruments. Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 26V  
- **Output Voltage Options:** Fixed (5V, 12V, 15V) or Adjustable (1.275V to 20V)  
- **Output Current:** Up to 1A  
- **Dropout Voltage:** Typically 0.5V at 1A (max 1V)  
- **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:**  
The LM2941S is a positive voltage regulator designed to provide a stable output voltage with low dropout, making it suitable for battery-powered applications. It includes features like thermal shutdown and current limiting for protection.  

### **Features:**  
- Low dropout voltage (0.5V typical at 1A)  
- Internal short-circuit current limiting  
- Thermal shutdown protection  
- Reverse battery protection  
- Adjustable or fixed output voltage options  
- Low quiescent current in standby mode  
- Compatible with low-ESR capacitors  

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

Application Scenarios & Design Considerations

1.25A high current low dropout voltage regulator

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