Experiment 4: Closed-Loop Operation of Boost Converter

ECE 482 Spring 2017

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Experiment Procedure

Prelab Assignment
Experiment 4 Procedure

LTSpice

LTSpice files from Lecture 4
TI Model of LM5121 (no internal view)
Additional materials on averaged-circuit modeling in SPICE simulators
Examples of power semiconductor modeling using custom or manufacturer models (Spring 2014)
Example averaged, nonlinear boost converter model (Spring 2014)

Experiment 3 Components

Contents of the Experiment 3 Parts Kit

Reference Materials

Peak Current Mode Control Loop Analysis
Impedance Graph Paper
Impedance Graph Paper (2nd version)
Tutorial on AC Modeling
Power Converter Layout

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ECE 482: Power Electronic Circuits

Department of Electrical Engineering and Computer Science