Advanced Modeling and Control of DC-DC Converters is essential for anyone looking to master the intricacies of power electronics, as it offers comprehensive insights into advanced modeling techniques, control strategies, and practical applications across various high-impact industries.
Table of ContentsPreface
1. Averaged-Switch Modeling and Simulation1.1 Introductory Example (Synchronous Buck Converter)
1.2 Synchronous Buck Converter State Equations
1.3 Synchronous Buck Converter Averaging and Dynamic Modeling
1.4 Point of Load Application Example
1.5 Synchronous Buck Example Control-to-Output Transfer Function
1.6 Evaluating Frequency Responses Using MATLAB and Python
1.7 Review of Closed Loop Control Principles
1.8 Review of Feedback Loop Design Principles
1.9 Design Example Synchronous Buck POL Voltage Regulator
1.10 Introduction to LTspice Simulations
1.11 LTspice Simulation Example
1.12 LTspice Simulation Example Discussion
1.13 The PSIM and MATLAB Simulation Example
1.14 The Main Result
1.15 Derivation Part 1
1.16 Null-Double Injection
1.17 Derivation Part 2
1.18 Introduction
1.19 Solution Using the Feedback Theorem
1.20 Discussion
1.21 Introduction to Closed-Loop Voltage Regulator
1.22 Output Impedance
1.23 Summary
1.24 Introduction to Circuit Averaging and Averaged Switch Modeling
1.25 Converter Analysis Using Averaged Switch Models
1.26 Simulations Using Averaged Switch Models
1.27 Design Verification
1.28 Including Losses in Averaged Switch Models
1.29 Alternative Averaged Switch Networks
1.30 Averaged Switch Modeling in DCM
1.31 Combined CCM/DCM Averaged Switch Model
1.32 Library of Spice Averaged Switch Models
1.33 Loop Gain Simulation in CCM/DCM
1.34 Small-Signal AC Modeling of DCM Converters
1.35 DCM Converter Transfer Functions
References
2. Techniques of Design-Oriented Analysis2.1 Introduction to Extra Element Theorem
2.2 EET Questions and Answers
2.3 EET Derivation
2.4 Practical Applications of EET
2.5 EET Application-Effect of Capacitor ESR
2.6 Graphical Comparison of Impedances
2.7 Analysis of SEPIC Frequency Responses Using EET
2.8 SEPIC Example ZN
2.9 SEPIC Example ZD
2.10 Derivation of ZD Using EET
2.11 SEPIC Example Undamped Frequency Response
2.12 SEPIC Example Impedance Interactions
2.13 Practical Design of Damping
2.14 Introduction to n-Extra Element Theorem (nEET)
2.15 nEET Application Example, Two-Section Filter
2.16 nEET Discussion
2.17 nEET Application Example, Damped Filter Transfer Function
2.18 nEET Frequency Inversion
2.19 nEET Application Example, Output Impedance
2.20 nEET Summary
References
3. Input Filter Design3.1 Introduction to Electromagnetic Compatibility (EMC) and Interference (EMI)
3.2 Differential and Common-Mode EMI
3.3 EMI Measurement and Simulation Example
3.4 Addition of Input Filter to a Converter
3.5 Impedance Interactions
3.6 Approaches to Input Filter Design
3.7 Overview of MATLAB and Spice Examples
3.8 Control to Output Transfer Function with Input Filter
3.9 Determination of ZD and ZN
3.10 Input Filter Design Criteria
3.11 Corner Frequencies
3.12 Introduction to Input Filter Damping
3.13 Parallel RC Damping
3.14 Damping Networks
3.15 Optimum Damping
3.16 Optimum Damping Summary of Results
3.17 Multi-Stage Cascaded Filters
3.18 Cascaded Filter Design Example
3.19 Input Filter Design Summary
References
4. Current Mode Control4.1 Introduction to Peak Current Mode Control
4.2 Simple Approximate Model
4.3 Small-Signal Model Based on Simple Approximation
4.4 Synchronous Buck POL Converter Design Example
4.5 Oscillation for D > 0.5
4.6 Stabilization with Addition of an Artificial Ramp
4.7 Revisited Inclusion of Artificial Ramp Design Example
4.8 More Accurate Average Model
4.9 Average Spice CPM Sub-Circuit
4.10 Design Verification Using Average Circuit Simulations
4.11 Small-Signal AC Equivalent Circuit Models
4.12 Transfer Functions of CPM Controlled Converters
4.13 The CPM Controlled Boost Converter Analysis Example
4.14 Comparison of Frequency Responses of Duty‑Cycle and Current-Mode Controlled Converters
4.15 Motivation for Modeling of High Frequency Effects
4.16 Pulse Width Modulator as a Sampler
4.17 Overview of Sampled Data Systems
4.18 Sampled Data Modeling of Switching Converters
4.19 Introduction to Sampled Data Modeling of PCM Controlled Converters
4.20 Development of Sampled Data Model
4.21 Frequency Responses of Sampled Data Models
4.22 The First-Order Approximation
4.23 The Second-Order Approximation
4.24 Summary and Conclusions
4.25 Introduction to Average Current Mode Control
4.26 Transfer Functions of Average Current Mode Controlled Converters
4.27 The ACM Controlled Boost DC-DC Converter Design Example
4.28 Design Verification by Average Circuit Simulations
4.29 Design of the Voltage Control Loop
4.30 The ACM Controlled Boost DC Voltage Regulator Design
References
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