SOT-23-6 is used to simplify the process.The voltage reference should have 0.1% tolerance.A voltage reference ic with 6 pins is settled.Voltage 2.048V is outputted.
LT6654BHS6-2.048#PBF Features
0.1% Tolerance
LT6654BHS6-2.048#PBF Applications
There are a lot of Analog Devices, Inc. LT6654BHS6-2.048#PBF Voltage Reference applications.