TIPD107, Low-Level V-to-I Converter Reference Design, 0V to 5V input to 0uA to 5uA output

TIPD107, a micro-Amp voltage-to-current (V-I) converter circuit that delivers a precise low level current to a load. The design operates on a single 5V supply and uses a precision low drift Op-Amp, and instrumentation amplifier. Simple modification can change the range and accuracy of the V-I converter