Analog IC Interview Question: Find Ix Using Superposition
Uplevel Engineering
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Analog IC Interview Question: Find Ix Using Superposition
83 просмотра · 7 дней назад
Uplevel Engineering
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83 просмотра · 7 дней назад
Solve a realistic analog IC interview question: find Ix using KCL, KVL, superposition, and an intuitive boundary-current argument. Then connect the result to an RFIC supply-bypass example.
Take the free 10-question analog/RFIC diagnostic:
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In this worked circuit-analysis problem, every resistor has value R. We solve it with the voltage source alone, the current source alone, and then explain why Ix must be zero using the return-path view.
Chapters:
0:00 What we'll cover
0:21 Circuit challenge: find Ix
0:36 Superposition setup
0:48 Voltage-source contribution
3:21 Current-source contribution
5:47 Why Ix equals zero
6:18 Intuitive boundary-KCL solution
6:59 RFIC supply-bypass application
8:25 More interview practice
Topics covered: analog circuit interview preparation, KCL, KVL, Kirchhoff's laws, superposition theorem, circuit analysis, RFIC design, RF return paths, and bypass capacitors.
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#AnalogIC #RFIC #CircuitAnalysis