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TL431A Datasheet - ON Semiconductor

TL431A - 3-terminal programmable shunt regulator

DATA SHEET www.onsemi.com Programmable Precision References TL431A, B Series, NCV431A, B Series, SCV431A The TL431A, B integrated circuits are three *terminal programmable shunt regulator diodes.
These monolithic IC voltage references operate as a low temperature coefficient zener which is programmable from Vref to 36 V with two external resistors.
These devices exhibit a wide operating current range of 1.0 mA to 100 mA with a typical dynamic impedance of 0.22 W.
The characteristics of t.

TL431A Features

* Programmable Output Voltage to 36 V

* Voltage Reference Tolerance: 0.4%, Typ @ 25C (TL431B)

* Low Dynamic Output Impedance, 0.22 W Typical

* Sink Current Capability of 1.0 mA to 100 mA

* Equivalent Full

* Range Temperature Coefficient of 50 ppm/C Typical

* Temperat

TL431A-ONSemiconductor.pdf