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KA431SLMF2 from FAIRCHILD,Fairchild Semiconductor

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KA431SLMF2

Manufacturer: FAIRCHILD

Programmable Shunt Regulator

Partnumber Manufacturer Quantity Availability
KA431SLMF2 FAIRCHILD 7500 In Stock

Description and Introduction

Programmable Shunt Regulator The KA431SLMF2 is a precision programmable shunt regulator manufactured by Fairchild Semiconductor (now part of ON Semiconductor).  

### **Specifications:**  
- **Reference Voltage:** 2.5V (typical)  
- **Operating Cathode Current Range:** 1mA to 100mA  
- **Output Voltage Adjustable:** From Vref (2.5V) to 36V  
- **Tolerance on Reference Voltage:** ±1% (B grade), ±2% (A grade)  
- **Low Dynamic Output Impedance:** 0.2Ω (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOT-23-3  

### **Descriptions:**  
- The KA431SLMF2 is a three-terminal adjustable shunt regulator with thermal stability.  
- It is commonly used in power supply circuits for voltage regulation, error amplifiers, and voltage monitoring.  
- The device can replace the TL431 in many applications.  

### **Features:**  
- Adjustable output voltage with two external resistors  
- Low output noise  
- Fast turn-on response  
- Low temperature coefficient  
- High stability over temperature and current variations  

For detailed electrical characteristics, refer to the official datasheet.

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