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Answer by Voltage Spike for Stabilising a constant current load opamp...
Short answer: The closed loop has a resonance point, when you add the capacitor you are either flattening this point or eliminating it all together. It would be better to get spice out in a situation...
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Stabilising a constant current load opamp feedback loop
I designed a constant current load around the ACS712 Hall-effect current sensor (module from eBay). This module gives a voltage output of 185mV/A superimposed on VCC/2. Its current range is +-5A altho...
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