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KA431D from SAM

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KA431D

Manufacturer: SAM

Adjustable/2.5V, 2% Tolerance Shunt Regulator

Partnumber Manufacturer Quantity Availability
KA431D SAM 2025 In Stock

Description and Introduction

Adjustable/2.5V, 2% Tolerance Shunt Regulator The KA431D is a precision programmable shunt regulator manufactured by Samsung (SAM). Here are its specifications, descriptions, and features:

### **Specifications:**  
- **Output Voltage Range:** 2.5V to 36V  
- **Reference Voltage:** 2.5V ±1% (typical)  
- **Operating Current (Cathode):** 1mA to 100mA  
- **Temperature Stability:** 50ppm/°C (typical)  
- **Package Type:** TO-92, SOT-23, SOT-89  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
- The KA431D is a three-terminal adjustable shunt regulator with thermal stability.  
- It is commonly used in power supply circuits, voltage monitoring, and error amplifiers.  
- The device provides precise voltage regulation with low dynamic impedance.  

### **Features:**  
- **Adjustable Output Voltage** via external resistors.  
- **Low Output Noise** for stable operation.  
- **Wide Operating Current Range** (1mA to 100mA).  
- **High Accuracy Reference Voltage** (2.5V ±1%).  
- **Low Temperature Drift** ensures stable performance across temperature variations.  

The KA431D is a direct competitor to the TL431 and can be used in similar applications.

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