Preferred Components
SMD 0805 Capacitors
Get highest voltage per package
X7R Dielectric
SMD 0805 Resistors
Might as well get 1% Tolerance
Current Sources:
LT3092
Diff Amp:
LT1991
Ton of uses
Inverting, Non-inverting, Buffered Attenuator, Difference Amp
All of these just by configuring the existing pins
Op Amp:
LT6015
Dual Rail Power Supply
LTC3260