The WPMtek TL431 is a programmable SOT-23 voltage reference featuring high accuracy: 2.5V to 36V, 37V operating range with a ±1% voltage tolerance. The device is also RoHS compliant and has industry leading low power consumption ratings. The device features on-chip trimming to optimize accuracy and stability over line, temperature, and load variations. It can be used in precision regulator and scale circuits. The device also features low ripple and noise, wide operating temperature range, and its small package size makes it ideal for space-restricted applications.