Adjustable-Precision-Shunt-Regulator-TL431CLP-Texas-Instruments-TL431CLP-p-The-TL431-is-a-three-terminal-adjustable-shunt-regulator-with-guaranteed-thermal-stability-over-applicable-temperature-ranges-The-output-voltage-may-be-set-to-any-value-between-VREF-approx-2-5V-and-36V-with-two-external-resistors-p-Texas-Instruments-TL431CLP-Precision-Regulator