Circuit Fundamentals — question 8 of 10
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A common situation when a single sensor output needs to feed more than one downstream stage.
A sensor's output can be modeled as a Thevenin source: a 2V ideal source in series with 5kOhm of output impedance. You need to drive two different downstream circuits from that same output pin: an ADC input with 50kOhm input impedance, and an indicator-driver circuit with 1kOhm input impedance. Walk through what actually shows up at each load, what happens if both are connected to the pin at the same time, and what design decision you'd make.