Abstract: The precision current mirrors shown allow you to transform one type of 4–20mA transmitter to another, or to create a repeater for the purpose of extending the length of the current loop. The circuits include an input-sink/output-sink mirror and an input-source/output-source mirror. Maxim > App Notes > Amplifier and Comparator Circuits Keywords: 4-20mA transmitters, precision current mirrors, current-sense resistor ratios Nov 11, 2010 APPLICATION NOTE 4508 Precision Current-Sink/Source Circuits Configure as Mirrors or Amplifiers Abstract:The precision current mirrors shown allow you to transform one type of 4……