Diodes And Their Applications: Theory (Part 1)

Master the skill of designing analog and power circuits using diodes!

What you'll learn

Structure of an Atom, Periodic Table, Electrical Properties of Materials, Valence and Conduction Bands, Semiconductor Currents, Doping, PN Junction, Jargons

I-V Characteristics of Ideal and Practical Diodes, DC, AC and Average Resistances of the diodes, Forward, Reverse and Breakdown Regions of Operation

Diode Modeling, Exponential Model, Necessity for Quick Analysis, Constant Voltage Model, Ideal Diode Model, Piece-wise Linear Model, Small Signal Model

Zener Diode and its Modeling, Characteristics and Applications

Forward Voltage, Maximum DC Reverse Voltage, Peak Inverse Voltage, Peak Reverse Repetitive Voltage, Peak Non-Repetitive Reverse Voltage, Isolation Voltage

Maximum Average Forward Current, RMS Forward Current, Repetitive Forward Surge Current, Non-Repetitive Forward Surge Current, Maximum Reverse Leakage Current

Double Pulse Test, Forward Recovery Characteristics and Reverse Recovery Characteristics

Storage Temperature, Lead Temperature, Diode Thermal Model, Junction Temperature, Power Dissipation, SOA, Transient Thermal Impedance, Avalanche Energy Rating

Junction Capacitances, Series Inductance, Maximum Mounting Torque, I2t Limit, Diode Power Loss Calculations

Recovery Diodes, Schottky Diodes, Photo Diodes, LEDs, Tunnel Diodes, Varactor Diodes, TVS Diodes, SiC Diodes, SiGe Diodes, PiN Diodes

Through-hole and SMD Packages, Wave Soldering and Reflow Soldering Techniques

Anatomy of Datasheet, Front Page, Absolute Maximum Ratings, Thermal and Electrical Characteristics, Typical Plots, Packaging and Ordering Data, Mechanical Data

Applications of Diodes, Diode Testing Methods, Interview Questions based on my personal experience

Requirements

Basic Understanding of Electrical Engineering Principles - Voltage, Current, Power, etc.

Circuit Analysis using KCL, KVL, Linear Circuits

Basics of Algebra

Genuine Interest in the Subject Matter

Description

Hello there!Welcome to my course titled "Diodes and their Applications: Theory (Part 1)"This comprehensive Four-hour course optimizes learning by offering a detailed understanding of diodes and their associated circuits. By bridging theory and practical applications, students save time by gaining hands-on experience, directly applying concepts to real-world scenarios, and significantly accelerating their learning curve. The course curriculum is designed in such a manner that it builds the subject in a step by step and gradual manner starting from the very basics.The detailed course curriculum is highlighted below:Module 1: Introduction to DiodesThis module establishes all the semiconductor physics concepts necessary to understand diodes better. Topics include the structure of an atom, periodic table, electrical properties of materials, valence and conduction bands, currents in a semiconductor, doping, PN junction, diode jargons, types, and applications of diodes.Module 2: Diode CharacteristicsThis module discusses I-V characteristics, DC resistance of the diode, forward-biased region characteristics, reverse-biased region characteristics, and breakdown region characteristics.Module 3: Modeling the DiodeThis module introduces modeling, including the exponential model, constant voltage drop model, ideal diode model, piece-wise linear model, and small signal model.Module 4: Zener DiodesThis module covers various topics related to Zener diodes, including breakdown region, Zener diode model, and circuit applications.Module 5: Diode Voltage SpecificationsThis module delves into essential voltage parameters crucial for diode selection in applications including forward voltage, maximum DC reverse voltage, peak inverse voltage, peak reverse repetitive voltage, peak non-repetitive reverse voltage, isolation voltageModule 6: Diode Current SpecificationsThis module covers important current specifications for diode applications including maximum average forward current, RMS forward current, repetitive forward surge current, non-repetitive forward surge current, maximum reverse leakage currentModule 7: Dynamic CharacteristicsThis module delves into the intricate switching behaviors of diodes, focusing on detailed analyses of both forward and reverse recovery characteristics along with their detailed loss calculations with waveforms.Module 8: Thermal ConsiderationsThis module explores essential thermal metrics, specifications, and safety considerations related to diodes, covering topics such as the safe operating area, diode thermal model, transient thermal impedance, and the concept of avalanche energy.Module 9: Miscellaneous TopicsThis module covers essential diode parameters commonly found in datasheets and provides detailed insights into diode power losses.Module 10: Types of DiodesThis module provides detailed insights into various types of diodes including recovery diodes, Schottky diodes, photo diodes, LEDs, tunnel diodes, varactor diodes, TVS diodes, SiC diodes, SiGe diodes, PiN diodesModule 11: Packaging and SolderingThis module covers diode packaging and soldering techniques, exploring different diode package types and common soldering methods (Wave soldering, Reflow soldering, and Hand soldering) employed in the industry.Module 12: Understanding Datasheet ParametersThis module delves into comprehending datasheet parameters by systematically exploring each section of the diode datasheet.Module 13: Applications, Testing Methods, and Interview QuestionsThis module covers a range of diode applications, practical testing methods, and insightful interview questions drawn from my personal experience.Module 14: ConclusionThis module concludes our journey together, along with many diode related references.Throughout this course, you will build a strong and in-depth theoretical foundation about various diodes and their operation.We hope you find this course engaging and enriching!Let's get started on this exciting learning journey!

Overview

Section 1: Introduction

Lecture 1 Introduction

Section 2: Introduction to Diodes

Lecture 2 Structure of an Atom

Lecture 3 The Periodic Table

Lecture 4 Electrical Properties of Materials

Lecture 5 Valence and Conduction Bands

Lecture 6 Currents in a Semiconductor

Lecture 7 Doping

Lecture 8 N-type Doping

Lecture 9 P-type Doping

Lecture 10 The PN Junction

Lecture 11 Diode Jargons

Lecture 12 Types of Diodes

Lecture 13 Applications of Diodes

Section 3: Diode Characteristics

Lecture 14 I-V Characteristics of an Ideal Diode

Lecture 15 DC Resistance of Ideal Diode

Lecture 16 I-V Characteristics of a Practical Diode

Lecture 17 Forward-biased Region

Lecture 18 Reverse-biased Region

Lecture 19 DC Resistance of Practical Diode

Lecture 20 Breakdown Region

Section 4: Modelling of Diodes

Lecture 21 Introduction to Diode Modelling

Lecture 22 The Exponential Model

Lecture 23 AC Resistance of Practical Diode

Lecture 24 Average AC Resistance of Practical Diode

Lecture 25 Necessity for Quick Circuit Analysis

Lecture 26 The Constant-Voltage Drop Model

Lecture 27 The Ideal Diode Model

Lecture 28 The Piecewise Linear Model

Lecture 29 The Small Signal Model

Section 5: Zener Diodes

Lecture 30 Breakdown Region Characteristics

Lecture 31 The Zener Diode

Lecture 32 Circuit Applications of Zener Diodes

Section 6: Diode Voltage Specifications

Lecture 33 Forward Voltage

Lecture 34 Maximum DC Reverse Voltage

Lecture 35 Peak Reverse Voltage

Lecture 36 Peak Reverse Repetitive Voltage

Lecture 37 Non-repetitive Peak Reverse Voltage

Lecture 38 Isolation Voltage

Lecture 39 Other Voltage Specifications

Section 7: Diode Current Specifications

Lecture 40 Maximum Average Forward Current

Lecture 41 RMS Forward Current

Lecture 42 Repetitive Forward Surge Current

Lecture 43 Non-Repetitive Forward Surge Current

Lecture 44 Maximum Reverse Leakage Current

Lecture 45 Other Diode Currents

Section 8: Dynamic Characteristics

Lecture 46 Double Pulse Test

Lecture 47 Forward Recovery Characteristics

Lecture 48 Reverse Recovery Characteristics

Section 9: Thermal Characteristics

Lecture 49 Storage Temperature

Lecture 50 Lead Temperature

Lecture 51 Thermal Model of a Diode

Lecture 52 Junction Temperature

Lecture 53 Power Dissipation

Lecture 54 Safe Operating Area

Lecture 55 Transient Thermal Impedance

Lecture 56 Temperature Coefficient

Lecture 57 Avalanche Energy Rating

Section 10: Miscellaneous Topics

Lecture 58 Junction Capacitance

Lecture 59 Series Inductance

Lecture 60 Maximum Mounting Torque

Lecture 61 I2t Limit

Lecture 62 Diode Power Loss Calculations

Section 11: Types of Diodes

Lecture 63 Recovery Diodes

Lecture 64 Schottky Diodes

Lecture 65 Photo Diodes

Lecture 66 Light Emitting Diodes

Lecture 67 Tunnel Diodes

Lecture 68 Varactor Diodes

Lecture 69 TVS Diodes

Lecture 70 Silicon Carbide Diodes

Lecture 71 Silicon Germanium Diodes

Lecture 72 PiN Diodes

Section 12: Packaging and Soldering

Lecture 73 Types of Diode Packages

Lecture 74 Types of SMD Packages

Lecture 75 Types of Soldering Techniques

Lecture 76 Reflow Soldering

Section 13: Understanding Datasheet Parameters

Lecture 77 The Anatomy of Diode's Datasheet

Lecture 78 The Front Page

Lecture 79 Absolute Maximum Ratings

Lecture 80 Thermal Characteristics

Lecture 81 Electrical Characteristics

Lecture 82 Typical Characteristics

Lecture 83 Ordering Information and Guide

Lecture 84 Packaging Information and Mechanical Data

Section 14: Applications and Interview Questions

Lecture 85 Applications of Diodes

Lecture 86 Diode Testing Methods

Lecture 87 Interview Questions

Section 15: Conclusion and References

Lecture 88 Conclusion

Engineering students pursuing their bachelor's or master's degree,Electronics designers, analog circuit design and application engineers,Industry professionals working on signal conditioning circuits, rectifiers, power conversion circuits, etc.,All power electronics and circuit design enthusiasts,Anyone preparing for power electronics interviews, and seeking a quick revision