The TL431IPK3 is an adjustable precision shunt regulator from Texas Instruments. The TL431IPK3 has a reference voltage tolerance of 2% at 25°C and can be set to any value between 2.5 V and 36 V with two external resistors.
TL431IPK3 Features
The TL431IPK3 has a low output impedance of 0.2 Ω and can sink current from 1 mA to 100 mA. The TL431IPK3 operates from -40°C to 85°C and has a SOT-89-3 package. The TL431IPK3 is a reliable and versatile device for voltage regulation.
TL431IPK3 Applications
It can be used to regulate the output voltage of various applications, such as onboard regulation, adjustable power supplies, and switching power supplies.