Adafruit ina169 analog dc current sensor breakout 60v 5a max adafruit 1164 p the adafruit ina169 analogue dc current sensor breakout sits between a load and the positive supply terminal to measure the current flowing through the load this is referred to as high side current measuring suitable for measuring currents up to 5a and with supply voltages up to 60v dc it uses a 0 1 omega shunt resistor and an internal 10k omega to provide a voltage output of 1v per amp it s up to you how yo