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Automotive Type-C Charging Trends and Challenges

In partnership with Texas Instruments

Start with a review of USB-A, USB-C, and USB-PD. Briefly covering he differences, as well as what…

Automotive Type-C Charging Trends and Challenges

In partnership with Texas Instruments

Start with a review of USB-A, USB-C, and USB-PD. Briefly covering he differences, as well as what…

Switches, Hand Actuated

Textbook

A switch is an electrical component that can “make” or…

Transistor as a Switch

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Light-Pulse Switch

Worksheets - Switches

It is fairly important to use large value resistors (10 MΩ works…

Flyback Switch Mode Regulator Calculator

Tools

A calculator for computing several parameters needed in the design of a flyback switch mode regulator

Bipolar Junction Transistors as Switches

Worksheets - Switches

Solid-state switching circuits usually keep their constituent…

Switches

Worksheets - Switches

What is the purpose of the switch shown in this schematic diagram?

Insulated Gate Bipolar Transistors

Worksheets - Switches

What is an Insulated Gate Bipolar Transistor (IGBT), and what…

Miscellaneous Diode Applications

Worksheets - Switches

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

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

Textbook

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

The Silicon-Controlled Switch (SCS)

Textbook

If we take the equivalent circuit of an SCR and add another external…

Reluctance Motor

Textbook

The variable reluctance motor is based on the principle that an…

AC Commutator Motors

Textbook

Charles Proteus Steinmetz’s first job after arriving in America…

Protective Relays

Textbook

A special type of relay is one that monitors the current, voltage,…

The TRIAC

Textbook

SCRs are unidirectional (one-way) current devices, making them useful…

Protective Relay Circuits

Worksheets - Switches

Protective relays are special power-sensing devices whose job it is to…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Motor Control Circuits

Textbook

The interlock contacts installed in the previous section’s motor…

Impedance Matching With Transformers

Worksheets - Switches

Suppose you were to take a 3 kW electric heater rated for 240 VAC and…

AC Motor Control Circuits

Worksheets - Switches

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Resonance

Worksheets - Switches

The Q factor of a series inductive circuit is given by the following…

Step-up, Step-down, and Isolation Transformers

Worksheets - Switches

Calculate the voltage output by the secondary winding of a transformer…

Voltmeter Impact on Measured Circuit

Textbook

Every meter impacts the circuit it is measuring to some extent, just…

DC Generator Theory

Worksheets - Switches

Generators used in battery-charging systems must be regulated so as to…

DC Motor Control Circuits

Worksheets - Switches

How is it possible to electrically measure the torque output by a…

Boolean Algebra

Worksheets - Switches

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

High Voltage Ohmmeters

Textbook

Most ohmmeters of the design shown in the previous section utilize a…

Full-wave Center-tap Rectifier

Textbook

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

Introduction to Diodes And Rectifiers

Textbook

All About Diodes A diode is an electrical device allowing current to…

Latch Circuits

Worksheets - Switches

What do you think this logic buffer gate will do, with the output…

Build a Transformer

Textbook

PARTS AND MATERIALS Steel flat bar, 4 pieces Miscellaneous bolts,…

Commutating Diode

Textbook

PARTS AND MATERIALS 6 volt battery Power transformer, 120VAC step-down…

Thyristors

Worksheets - Switches

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

555 Audio Oscillator

Textbook

PARTS AND MATERIALS Two 6 volt batteries One capacitor, 0.1 µF,…

Rectifier/Filter Circuit

Textbook

PARTS AND MATERIALS Low-voltage AC power supply Bridge rectifier pack…

Convert MCD to Lumens

Tools

This calculator is useful for calculating the luminous flux for LEDs where the angle is known.

What are “Series” and “Parallel” Circuits?

Textbook

Circuits consisting of just one battery and one load resistance are…

Electromagnetism Experiment

Textbook

PARTS AND MATERIALS 6-volt battery Magnetic compass Small permanent…

Introduction to Digital-Analog Conversion

Textbook

Connecting digital circuitry to sensor devices is simple if the sensor…

Insulated-gate Field-effect Transistors (MOSFET)

Textbook

The Insulated-Gate Field-Effect Transistor (IGFET), also known as…

Slope (integrating) ADC

Textbook

So far, we’ve only been able to escape the sheer volume of…

Digital Logic Signals

Worksheets - Switches

A rheostat (variable resistor) and a switch are both examples of…

Physiological Effects of Electricity

Textbook

Most of us have experienced some form of electric “shock,”…

Voltage Divider Circuits

Worksheets - Switches

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

Autotransformers

Worksheets - Switches

How much voltage is there between the following pairs of points in…

Numbers and Symbols

Textbook

The expression of numerical quantities is something we tend to take…

Sensitive Voltage Detector

Textbook

PARTS AND MATERIALS High-quality “closed-cup” audio…

Wound Rotor Induction Motors

Textbook

A wound rotor induction motor has a stator like a squirrel cage…

Inductors and Calculus

Textbook

Inductors do not have a stable “resistance” as conductors…

Noninverting Amplifier

Textbook

PARTS AND MATERIALS Operational amplifier, model 1458 or 353…

Phase-Locked Loops

Worksheets - Switches

This is a schematic for a simple VCO: The oscillator is of the RC…