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TL431BQDBVR from TI,Texas Instruments

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TL431BQDBVR

Manufacturer: TI

Adjustable Precision Shunt Regulator

Partnumber Manufacturer Quantity Availability
TL431BQDBVR TI 1250 In Stock

Description and Introduction

Adjustable Precision Shunt Regulator The TL431BQDBVR is a precision programmable shunt regulator manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Output Voltage Range:** 2.495V to 36V (adjustable)  
- **Reference Voltage:** 2.495V (typical)  
- **Operating Current (Cathode):** 1mA to 100mA  
- **Output Impedance:** 0.2Ω (typical)  
- **Temperature Stability:** ±4mV (over full temperature range)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23-5 (DBV)  
- **Accuracy:** ±0.5% (B-grade) at 25°C  

### **Descriptions:**  
The TL431BQDBVR is a three-terminal adjustable shunt regulator with thermal stability and low output noise. It provides precise voltage references and can be used in switching power supplies, voltage monitoring, and error amplifiers.  

### **Features:**  
- Adjustable output voltage with two external resistors  
- Low dynamic output impedance (0.2Ω typical)  
- Low output noise voltage  
- Fast turn-on response  
- Sink current capability up to 100mA  
- Automotive-grade qualification (AEC-Q100)  

This device is commonly used in power management, battery chargers, and precision voltage regulation applications.

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