BUY LM185H-2.5 https://www.utsource.net/itm/p/856948.html
Micropower Voltage Reference Diode
Description: The LM185H-2.5 is a three-terminal adjustable voltage regulator with a 2.5V output voltage. Features: * Output voltage range: 2.5V ±2% * Output current: 1A * Input voltage range: 3V to 40V * Low dropout voltage * Thermal overload protection * Short circuit protection Applications: * Battery powered systems * Automotive systems * Industrial systems * Power supplies * Medical equipment (For reference only)