Experiments

Experiment materials, Spring 2024. Due dates are posted on the schedule page. All assignments submitted as a pdf through Canvas

• Experiment 0
  Experiment Procedure

  • Experiment 0 Procedure
  • Altium Starter Files
  • Altium Default Libraries

  
  Recorded Lectures

  • PCB Layout
  • Power Loop Layout
  • FET Gate Driving
  • Switching Parasitics
  • (Optional) General Layout Tips
  • Daughter Boards

  Reference Materials

  • EECS Altium Licensing Information
• Experiment 1
  Experiment Procedure

  • Experiment 1 Procedure

  
  Safety Training

  • All students must complete the Safety Training before using any lab equipment

  
  Recorded Lectures

  • Battery Modeling
  • (Review) Basic Magnetics
  • (Review) Gapped Magnetics
  • Motor Modeling

  
  Reference Materials

  • Lab Report Guidelines
  • LTSpice Simulation Files
  • Note that additional materials on BLDC modulation may be found on the materials page
• Experiment 2
  Experiment Procedure

  • Experiment 2 Procedure

  
  Recorded Lectures

  • MSP Programming Demonstration
  • Example code from demonstration
  • Example code from demonstration (G2553 Equiv)
  • (Optional) BLDC Motor Construction

  
  Documentation - MSP430G2553

  • Launchpad MCU Development Board
  • MSP430G2553 Product Webpage
  • MSP430G2x53 Datasheet
  • MSP430G2553 User's Guide
  • MSP430G2553 Errata
  • MSP430G2x53 Example Codes
• Experiment 3
  Experiment Procedure

  • Prelab Assignment
  • Experiment 3 Procedure

  
  Recorded Lectures

  • Probe Grounding
  • Converter Loss Modeling
  • Loss Modeling and Design Introductions
  • (Recommended) Overview of Synchronous Switching
  • (Recommended) Overview of Switching Loss
  • Loss Mechanisms
  • Slides For all loss mechanisms
  • (Optional) Kg and Kgfe Design Methods
  • (Optional) Magnetics Core Loss
  • (Optional) Magnetics Fringing Loss
  • (Optional) Gate Charge Loss
  • (Optional) Overlap Loss
  • (Optional) Approximating Reverse Recovery

  
  Experiment 3 Components

  • Contents of the Experiment 3 Parts Kit
  • Contents of the Magnetics Library
  • Breakout Board Schematics and Layout (pdf)
  • Breakout Board Schematics and PCB Layout (Altium)

  Reference Materials

  • Designing Bootstrap Networks
  • Power Converter Layout
  • Reduction of Ringing in Power Converters (TI App. Note)
  • RMS Values of Commonly Observed Waveforms

  LTSpice Example Files

  • Examples of power semiconductor modeling using custom or manufacturer models
  • Example Switching and Averaged Boost LTSpice Models

  Magnetics Design

  • Filter Inductor Design Notes
  • Kg Method Step-by-Step
  • Kgfe Method Step-by-Step
  • Overview of Empirical Core Loss Calculation Techniques
  • Overview of Empirical State of Core Loss Prediction
  • Magnetics Design Tables
  • AWG Chart
• Experiment 4
  Experiment Procedure

  • Prelab Assignment
  • Experiment 4 Procedure

  
  Recorded Lectures

  • Simulation Modeling
  • Switching, Averaged, and Linearized Models
  • Current Programmed Control
  • Review of PWM Small-Signal Modeling and Control (New)
  • Introduction to CPM Modulation and Control (New)
  • Averaged Modeling and Programmed Control (Old)
  • CPM Instability and Artificial Ramp
  • Compensator Design
  • Buck Compensator Design Example
  • Op-amp Compensator Implementation Example
  • LM5121
  • Overview of LM5121

  
  LTSpice

  • LTSpice files used in lectures
  • 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)

  Experimental Components

  • Contents of the Experiment 3 Parts Kit
  • Breakout Board Schematics and Layout (pdf)
  • Breakout Board Schematics and PCB Layout (Altium)

  Reference Materials

  • Peak Current Mode Control Loop Analysis
  • Impedance Graph Paper
  • Impedance Graph Paper (2nd version)
  • Six-cycle Semilog Paper
  • Tutorial on AC Modeling
  • Power Converter Layout
• Experiment 5
  Experiment Procedure

  • Experiment 5 Procedure
  • Altium Starter Files

  
  Recorded Lectures

  • Experiment 5 Introduction (optional)
  • GaNFET Introduction
  • Motor Drive Implementation
  
  
  • PCB Layout
  • PCB Layout of Power Electronics
  • Daughter Boards
  • Introduction to Starter PCB Files
  
  
  • Altium Demos (all optional)
  • Creating a New Component

  
  Reference Materials

  • EECS Altium Licensing Information
  • Best Practices for Board Layout of Motor Drivers
  • Hardware Engineer’s Guide to a Brushless-DC Motor Controller: Design and challenges
  • App note on layout from EPC
  • App note on layout from GaN Sysetms
  • App note on layout from Linear Technologies
  • App note on layout from Rohm
  • Altium Designer Guides and Libraries
  • Submitting for DFM
• Experiment 6
  Experiment Procedure

  • Experiment 6 Procedure

  
  Reference Materials

  • Reference Materials on Motor Design and BLDC control
• Experiment 7
  Experiment Procedure

  • Experiment 7 Procedure