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TL431ILPR from TI,Texas Instruments

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TL431ILPR

Manufacturer: TI

Adjustable Precision Shunt Regulator

Partnumber Manufacturer Quantity Availability
TL431ILPR TI 59119 In Stock

Description and Introduction

Adjustable Precision Shunt Regulator The TL431ILPR is a programmable precision voltage reference manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Output Voltage Range:** 2.495V to 36V (adjustable)  
- **Reference Voltage:** 2.495V (typical)  
- **Operating Current Range:** 1mA to 100mA  
- **Output Voltage Tolerance:** ±0.5%, ±1%, ±2% (depending on grade)  
- **Temperature Range:** -40°C to +85°C  
- **Package:** SOT-23-3 (Small Outline Transistor)  

### **Descriptions:**  
The TL431ILPR is a three-terminal adjustable shunt regulator with stable thermal performance. It is commonly used in power supply feedback circuits, voltage monitoring, and precision voltage regulation.  

### **Features:**  
- Adjustable output voltage with two external resistors  
- Low dynamic output impedance (0.2Ω typical)  
- Sink current capability up to 100mA  
- Low output noise  
- Wide operating temperature range  
- Available in multiple tolerance grades  

This device is widely used in applications such as switching power supplies, battery chargers, and voltage references.

Application Scenarios & Design Considerations

Adjustable Precision Shunt Regulator

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