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KA431 from TI,Texas Instruments

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KA431

Manufacturer: TI

Programmable Shunt Regulator

Partnumber Manufacturer Quantity Availability
KA431 TI 2250 In Stock

Description and Introduction

Programmable Shunt Regulator The KA431 is a precision programmable voltage reference manufactured by Texas Instruments (TI). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Output Voltage Range:** 2.5V to 36V (programmable)  
- **Reference Voltage (Vref):** 2.495V (typical)  
- **Operating Current Range:** 1mA to 100mA  
- **Temperature Stability:** ±0.4% (typical) over full temperature range  
- **Output Impedance:** 0.2Ω (typical)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
- The KA431 is a three-terminal adjustable shunt regulator with thermal stability.  
- It is commonly used in switching power supplies, voltage regulators, and precision voltage references.  
- The device operates as a low-temperature-coefficient bandgap reference.  

### **Features:**  
- **Adjustable Output Voltage** via external resistors  
- **Low Dynamic Output Impedance** (0.2Ω typical)  
- **Sink Current Capability:** Up to 100mA  
- **Low Output Noise**  
- **Equivalent to Industry Standard TL431**  
- **Available in Multiple Packages:** TO-92, SOT-23, SOIC-8  

This information is based solely on the manufacturer's datasheet for the KA431 by Texas Instruments.

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