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KA431SMF-2TF from FAI,Fairchild Semiconductor

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15.625ms

KA431SMF-2TF

Manufacturer: FAI

Adjustable/2.5V, 2% Tolerance Shunt Regulator

Partnumber Manufacturer Quantity Availability
KA431SMF-2TF,KA431SMF2TF FAI 33000 In Stock

Description and Introduction

Adjustable/2.5V, 2% Tolerance Shunt Regulator The KA431SMF-2TF is a programmable precision shunt regulator manufactured by FAI (First Active International). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Output Voltage Range:** 2.5V to 36V (adjustable)  
- **Reference Voltage:** 2.495V (typical)  
- **Operating Current (Cathode):** 1mA to 100mA  
- **Temperature Stability:** ±0.4% (typical) over full temperature range  
- **Low Output Noise**  
- **Package Type:** SOT-23-3 (SMF)  

### **Descriptions:**  
- The KA431SMF-2TF is a three-terminal adjustable shunt regulator with thermal stability.  
- It is used in voltage regulation, switching power supplies, and precision voltage references.  
- The device can replace the TL431 and similar shunt regulators.  

### **Features:**  
- **Adjustable Output Voltage** via external resistors  
- **Low Dynamic Output Impedance:** 0.22Ω (typical)  
- **Sink Current Capability:** Up to 100mA  
- **Wide Operating Temperature Range:** -40°C to +85°C  
- **High Accuracy Reference Voltage:** ±1% (at 25°C)  

This information is based on the manufacturer's datasheet and technical documentation.

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