TL431  Voltage Reference IC - TO92

The TL431 TO92 is a three-terminal adjustable shunt regulator with a guaranteed thermal stability over a wide temperature range. It features a typical output impedance of 0.2 ohms and operates over a wide current range of 1.0 mA to 100 mA.

Key Features

• Adjustable output voltage
• Low output noise
• 0.2 typical output dynamic impedance
• Wide operating current range
• Excellent temperature stability
• Low output temperature coefficient

Technical Specifications

• Output Voltage Range: 2.5V to 36V
• Operating Current Range: 1.0mA to 100mA
• Output Impedance: 0.22 ohms typical
• Temperature Range: -40°C to +125°C
• Package Type: TO-92

Possible Applications

• Voltage regulation in power supply applications
• Current source and sink applications
• Error amplifiers in switch mode power supplies
• Adjustable voltage references