Measuring -48V High-Side Current Using the AD629 Difference Amplifier, AD8603 Op-Amp, AD780 Reference and AD7453 12-Bit ADC Single-Supply Components

High-Side Current Using the AD629 Difference Amplifier, AD8603 Op-Amp, AD780 Reference and AD7453 12-Bit ADC Single-Supply Components. The -48V power rail is widely used in wireless base-stations and telecommunication equipment. Used in network central offices, it can vary between -48V and -60V