L4_baisc_circuit_analysis

L4_baisc_circuit_analysis - ESc102: Introduction to...

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Unformatted text preview: ESc102: Introduction to Electronics Basic Circuit Analysis A R Harish Dept. of Electrical Engineering IIT Kanpur July 29, 2010 2 Nodal Analysis - Recap V 1 V 2 V 3 Circuit with Voltage Sources ? 2 1 1 3 1 2 1 =- +- + V V R V V R V 3 V 1 V 2 V 3 Node 1 and node 2 are merged together into a super node. KCL is applied to the super node Sum of currents leaving a super node is zero 4 2 3 3 2 1 3 1 2 1 = +- +- + R V R V V R V V R V 4 Node-Voltage Analysis with a Dependent Source I s V 1 V 2 V 3 2I x I x 5 Node-Voltage Analysis with a Dependent Source 3 3 2 2 2 1 1 2 =- + +- R V V R V R V V 2 1 2 1 =-- +- x s I R V V I 2 4 3 3 2 3 = + +- R V I R V V x 3 2 3 R V V I x- = Node-Voltage Analysis with a Dependent Source 7 I 1 I s V 3 V 2 V 1 V x 0.5V x 8 L4_basic_circuit_analysis x V V V 5 . 2 1 =- 1 1 3 3 2 3 4 3 =- +- + R V V R V V R V 3 3 2 1 3 1 2 1 =-- +- + s I R V V R V V R V x V V V =- 1 3 Summary: Node-Voltage Analysis 1. Select a reference node and assign variables for the unknown node voltages...
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L4_baisc_circuit_analysis - ESc102: Introduction to...

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