View tl431 datasheet:

TL431 PROGRAMMABLE VOLTAGE REFERENCE ADJUSTABLE OUTPUT VOLTAGE : 2.5 to 36V SINK CURRENT CAPABILITY : 1 to 100mA TYPICAL OUTPUT IMPEDANCE : 0.22? 1% AND 2% VOLTAGE PRECISION DESCRIPTION Z The TL431 is a programmable shunt voltage TO92 reference with guaranteed temperature stability (Plastic Package) over the entire temperature range of operation. The output voltage may be set to any value between 2.5V and 36V with two external resistors. The TL431 operates with a wide current range from 1 to 100mA with a typical dynamic impedance of 0.22?. ORDER CODE D SO8 Package Part Temperature (Batwing Plastic Micropackage) Number Range Z D TL431C/AC 0°C, +70°C • • TL431I/AI -40°C, +105°C • • Z = TO92 Plastic package - also available in Bulk (Z), Tape & Reel (ZT) and