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LM431SACMLX from FAIRCHILD,Fairchild Semiconductor

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15.625ms

LM431SACMLX

Manufacturer: FAIRCHILD

Adjustable/2.5V, 2% Tolerance Shunt Regulator

Partnumber Manufacturer Quantity Availability
LM431SACMLX FAIRCHILD 73740 In Stock

Description and Introduction

Adjustable/2.5V, 2% Tolerance Shunt Regulator The LM431SACMLX is a precision programmable shunt regulator manufactured by Fairchild Semiconductor (now part of ON Semiconductor). Below are its specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Output Voltage Range:** 2.5V to 36V (adjustable)  
- **Reference Voltage:** 2.495V (typical)  
- **Operating Current Range:** 1mA to 100mA  
- **Line Regulation:** 0.2% (typical)  
- **Load Regulation:** 0.4% (typical)  
- **Temperature Stability:** ±0.4% over full temperature range  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOT-23-3  

### **Descriptions:**  
- The LM431SACMLX is a three-terminal adjustable shunt regulator with thermal stability.  
- It provides precise voltage references and can be used in switching power supplies, voltage monitors, and error amplifiers.  
- The device operates as a low-temperature-coefficient Zener diode with programmable voltage.  

### **Features:**  
- **Adjustable Output Voltage** via external resistors.  
- **Low Dynamic Output Impedance:** 0.2Ω (typical).  
- **Fast Turn-On Response.**  
- **Low Output Noise.**  
- **Wide Operating Current Range (1mA to 100mA).**  
- **Available in SOT-23-3 Package for space-constrained applications.**  

This information is sourced from Fairchild's official documentation. For detailed application notes, refer to the datasheet.

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