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Back to the LDO Basics

In partnership with Texas Instruments

Interested in LDOs? Get the basics with this 8-part LDO Basics Training Series! We will cover a…

Electrical Fundamentals and Need for power systems protection

In partnership with Texas Instruments

This session provides a Quick introduction to Electrical Power Systems, Electrical Fundamentals, the…

Bipolar Junction Transistors in Active Mode

Worksheets - Linear Regulator

Don’t just sit there! Build something!! Learning to mathematically…

Voltage, Current, and Resistance

Worksheets - Linear Regulator

Voltage is commonly defined as “electrical pressure.” The unit of…

The Junction Field-effect Transistor (JFET) as a Switch

Textbook

Like its bipolar cousin, the field-effect transistor may be used as an…

Introduction to Bipolar Junction Transistors (BJT)

Textbook

The invention of the bipolar transistor in 1948 ushered in a…

Junction field-effect transistors (JFET)

Worksheets - Linear Regulator

Don’t just sit there! Build something!! Learning to mathematically…

Bipolar Junction Transistor (BJT) theory

Worksheets - Linear Regulator

Don’t just sit there! Build something!! Learning to mathematically…

The P-N Junction

Textbook

If a block of P-type semiconductor is placed in contact with a block…

Temperature Converter

Tools

Convert between Celsius, Fahrenheit and Kelvin

Bipolar Junction Transistors

Textbook

The bipolar junction transistor (BJT) was named because its operation…

Junction Field-effect Transistors

Textbook

The field effect transistor was proposed by Julius Lilienfeld in US…

Bipolar Junction Transistors as Switches

Worksheets - Linear Regulator

Solid-state switching circuits usually keep their constituent…

Linear Computational Circuitry

Worksheets - Linear Regulator

Don’t just sit there! Build something!! Learning to mathematically…

Specific Resistance of Conductors

Worksheets - Linear Regulator

Given two lengths of metal wire, which one will have the least…

The Bipolar Junction Transistor (BJT) as a Switch

Textbook

Bipolar junction transistors (Also known as BJTs) can be used as an…

Servo Motor Systems

Worksheets - Linear Regulator

Explain the operation of this “H-bridge” motor control circuit: At…

AC Power

Worksheets - Linear Regulator

If a sinusoidal voltage is applied to an impedance with a phase angle…

NOR Gate S-R Latch

Textbook

PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

Worksheets - Linear Regulator

Don’t just sit there! Build something!! Learning to mathematically…

The NOT Gate

Textbook

The single-transistor inverter circuit illustrated earlier is actually…

Design Project: Intercom System

Worksheets - Linear Regulator

Design a passive circuit that will create a "split” ( V/-V) power…

Power Added Efficiency Calculator

Tools

A calculator designed to compute the power-added efficiency (PAE) of an amplifier

Phase Rotation

Textbook

Three-Phase Alternator Let’s take the three-phase alternator…

Harmonics in Polyphase Power Systems

Textbook

In the chapter on mixed-frequency signals, we explored the concept of…

RF Power Ratio Conversion Calculator

Tools

This tool is designed to convert power ratios to decibel

Factors Affecting Capacitance

Textbook

There are three basic factors of capacitor construction determining…

Voltage Multipliers (Doublers, Triplers, Quadruplers, and More)

Textbook

A voltage multiplier is a specialized rectifier circuit…

Full-wave Bridge Rectifier

Textbook

PARTS AND MATERIALS Low-voltage AC power supply (6 volt output) Four…

Microphones

Worksheets - Linear Regulator

Explain how a moving-coil, or dynamic microphone works. Identify how…

Current Divider

Textbook

PARTS AND MATERIALS Calculator (or pencil and paper for doing…

Transistor Biasing Calculations

Textbook

Although transistor switching circuits operate without bias, it is…

Winding Configurations

Textbook

Transformers with Multiple Secondaries Transformers are very versatile…

DC Bridge Circuits

Worksheets - Linear Regulator

Don’t just sit there! Build something!! Learning to mathematically…

High-Reliability Circuits

Worksheets - Linear Regulator

Don’t just sit there! Build something!! Learning to analyze relay…

Active-mode Operation (BJT)

Textbook

When a transistor is in the fully-off state (like an open switch), it…

Arc Flash and Arc Blast

Worksheets - Linear Regulator

Electromechanical relays used to start and stop high-power electric…

Some Examples with AC Circuits

Textbook

Let’s connect three AC voltage sources in series and use complex…

Voltage Divider

Textbook

PARTS AND MATERIALS Calculator (or pencil and paper for doing…

Potentiometer as a Voltage Divider

Textbook

PARTS AND MATERIALS Two 6-volt batteries Carbon pencil…

AC Bridge Circuits

Textbook

As we saw with DC measurement circuits, the circuit configuration…

Modern Nonmechanical Memory

Textbook

Now we can proceed to studying specific types of digital storage…

Four-Channel Audio Mixer

Worksheets - Linear Regulator

A very common misconception students have about potentiometers is the…

Multiplexers and Demultiplexers

Worksheets - Linear Regulator

Don’t just sit there! Build something!! Learning to analyze digital…

Introduction to Insulated-gate Field-effect Transistors

Textbook

As was stated in the last chapter, there is more than one type of…

Harmonic Phase Sequences

Textbook

In the last section, we saw how the 3rd harmonic and all of its…

Contact “Bounce”

Textbook

When a switch is actuated and contacts touch one another under the…

The S-R Latch

Textbook

A bistable multivibrator has two stable states, as indicated by the…

Resonant Filters

Textbook

So far, the filter designs we’ve concentrated on have employed…

Elementary Amplifier Theory

Worksheets - Linear Regulator

Fundamentally, an amplifier is a device that takes in a low-power…

Potentiometer as a Rheostat

Textbook

Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…

Norton’s Theorem

Textbook

What is Norton’s Theorem? Norton’s Theorem states that it…

Sum-of-Products and Product-of-Sums Expressions

Worksheets - Linear Regulator

Identify each of these logic gates by name, and complete their…

Superposition Theorem

Textbook

Superposition theorem is one of those strokes of genius that takes a…

Power Conversion Circuits

Worksheets - Linear Regulator

Don’t just sit there! Build something!! Learning to mathematically…

Band-stop Filters

Textbook

How to Create a Band-stop Filter? Also called band-elimination,…