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ABCs of Power Electronic Systems By Dr. Doug Hopkins & Dr. Ron Wunderlich DCHopkins ABCs of Power Electronic Systems By Dr. Doug Hopkins & Dr. Ron Wunderlich DCHopkins & Associates Denal Way, m/s 408 Vestal, New York 13850 -3035 [email protected] com

Our Professional Challenge “The illiterate of the 21 st century will not be those Our Professional Challenge “The illiterate of the 21 st century will not be those who cannot read and write, but those who cannot learn, unlearn and relearn. ” -- Alvin Toffler

1. Overview of Power Electronics Technology 1 a. Introduction to the power electronics system 1. Overview of Power Electronics Technology 1 a. Introduction to the power electronics system 2. Knowing your specifications 2 a. Design for safety 3. Choosing the correct topologies 3 b. Knowing where disaster can strike 4. Characterizing power components 4 a. A safe operating area 4 b. The dual faces of MOSFETS 4 c. The circuit is a component 5. Design approaches and tools 5 a. Simulating reality 5 b. Input filtering 6. Design approaches and tools 6 a. Design case study

Introduction to The System Introduction to The System

Knowing Your Specifications and the User’s Requirements Knowing Your Specifications and the User’s Requirements

Design For Safety Standards, Certificates & Regulations Design For Safety Standards, Certificates & Regulations

Choosing the Correct Topology Choosing the Correct Topology

Knowing Where Disaster Can Strike Knowing Where Disaster Can Strike

Characterizing Power Components Characterizing Power Components

The Dual Faces of Power MOSFETS Getting the heat out with Synchronous Rectification The Dual Faces of Power MOSFETS Getting the heat out with Synchronous Rectification

The Circuit is a Component Insights into Power Packaging The Circuit is a Component Insights into Power Packaging

150, 0. 2 100, 0. 05 50, 0. 005 150, 0. 2 100, 0. 05 50, 0. 005

r Pw S ly pp u r Pw S ly pp u

10. 2 12. 7 15. 2 84 63 393 26 240 170 10. 2 12. 7 15. 2 84 63 393 26 240 170

0 0 86 6. 2 55 30 10. 2 16. 0 (12. 7) 12. 0 0 86 6. 2 55 30 10. 2 16. 0 (12. 7) 12. 8 13. 0 14. 5 104 --107 165 169 209 0. 041 0. 016 --0. 003 0. 148 0. 001 0. 036

We break to another topic. See supplemental material. We break to another topic. See supplemental material.

Design Approaches and Tools Design Approaches and Tools

We break to another topic. See supplemental material. We break to another topic. See supplemental material.

Simulating Reality Our best guess at Mother Nature Simulating Reality Our best guess at Mother Nature

Input Filtering (Not selective hearing) Input Filtering (Not selective hearing)

A Different Approach to a DESIGN A Different Approach to a DESIGN

THE END Thank you for your interest in DCHopkins & Associates www. DCHopkins-Associates. Com THE END Thank you for your interest in DCHopkins & Associates www. DCHopkins-Associates. Com