Description
The TL431A is a three-terminal adjustable regulator series with a guaranteed thermal stability over applicable temperature ranges..The TL431A is a three-terminal adjustable regulator series with a guaranteed thermal stability over applicable temperature ranges..Its output voltage with two resistance can be arbitrarily set to from 2.5 V to 40 V within the scope of any value.The device of the typical dynamic impedance is 0.2 ?..TL431A Shunt regulator programmable output voltage: 2.5 V-40 V..Three-terminal adjustable shunt reference source..In many applications use it to replace the zener diode, for example, digital voltmeter, op-amp circuit, the adjustable voltage power supply, switching power supply, etc