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TL431BQDCKR from TI,Texas Instruments

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TL431BQDCKR

Manufacturer: TI

Adjustable Precision Shunt Regulator 6-SC70 -40 to 125

Partnumber Manufacturer Quantity Availability
TL431BQDCKR TI 1818 In Stock

Description and Introduction

Adjustable Precision Shunt Regulator 6-SC70 -40 to 125 The TL431BQDCKR 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 at 25°C)  
- **Tolerance:** ±0.5%, ±1%, ±2% (depending on variant)  
- **Operating Current Range:** 1mA to 100mA  
- **Sink Current Capability:** Up to 100mA  
- **Temperature Stability:** 6mV (typ) over full temperature range  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SC-70 (SOT-5x3), 6-pin  

### **Descriptions:**  
The TL431BQDCKR is a three-terminal adjustable shunt regulator with thermal stability. It provides precise voltage references and can be used in switching power supplies, voltage monitors, and error amplifiers.  

### **Features:**  
- Adjustable output voltage with two external resistors  
- Low dynamic output impedance (0.2Ω typical)  
- Fast turn-on response  
- Low output noise  
- Wide operating current range (1mA to 100mA)  
- Available in AEC-Q100 qualified versions for automotive applications  

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

(Source: Texas Instruments Datasheet)

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