Designing an analog circuit can be a frustrating experience, as noted by Nick Cornford in his Design Idea (DI), “DIY RTD for a DMM.” With a fortnight’s struggle, I completed the design of 4 mA to 20mA ...

Temperature sensor integrated circuits (ICs) have several advantages over negative temperature coefficient (NTC) thermistors. For example, temperature sensor ICs have a much more linear response than ...