TL431 Datasheet - nexperia

TL431, Adjustable precision shunt regulators

TL431 family Adjustable precision shunt regulators Rev.7 * 30 April 2024 Product data sheet 1.General .
Three-terminal shunt regulator family with an output voltage range between Vref = 2.

Features

* Programmable output voltage up to 36 V
* Three different reference voltage tolerances:
* Standard grade: 2 %
* A-Grade: 1 %
* B-Grade: 0.5 %
* Typical temperature drift: 9 mV (in a range of 0 °C up to 70 °C)
* Low output noise

Applications

* Shunt regulator
* Precision current limiter
* Precision constant current sink
* Isolated feedback loop for Switch Mode Power Supply (SMPS) 4. Quick reference data Table 2. Quick reference data Symbol Parameter Conditions VKA cathode-anode voltage IK cathode c

TL431-nexperia.pdf