Two Terminal Voltage Reference, 1 Output, 2.5V, PDSO8
LINEAR TECHNOLOGY LT1389BCS8-2.5#PBF Voltage Reference, Precision, Nanopower, Shunt - Fixed, LT1389 Series, 2.5V, NSOIC-8
2.5V Fixed Voltage Shunt Regulator, 20mA, SOIC, 0°C to 70°C
LT1389 - Nanopower Precision Shunt Voltage Reference