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1-PWM Mode

In partnership with Texas Instruments

This video is an overview of the new 1-PWM Mode for the DRV8305 Brushless DC Motor Driver

A more connected and convenient vehicle

In partnership with Texas Instruments

Our advancements in body electronics, infotainment and telematics technologies have made vehicles…

Reluctance Motor

Textbook

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

Calculus for Electric Circuits

Worksheets - Automotive

∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…

Single-phase Induction Motors

Textbook

A three-phase motor may be run from a single-phase power source.…

Safety Grounding

Worksheets - Automotive

In simple AC power systems, one of the two conductors is typically…

Thevenin’s, Norton’s, and Maximum Power Transfer Theorems

Worksheets - Automotive

Suppose a 12 volt lead-acid battery has an internal resistance of 20…

AC Motor Theory

Worksheets - Automotive

Electromechanical watt-hour meters use an aluminum disk that is spun…

Wound Rotor Induction Motors

Textbook

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

Stepper Motors

Textbook

A stepper motor is a “digital” version of the electric…

Introduction to AC Motors

Textbook

After the introduction of the DC electrical distribution system by…

Vacuum Tube Audio Amplifier

Textbook

PARTS AND MATERIALS One 12AX7 dual triode vacuum tube Two power…

Electric Shock

Worksheets - Automotive

It is sometimes said regarding electrical safety that, Ït’s not the…

Intermediate Electromagnetism and Electromagnetic Induction

Worksheets - Automotive

As an electric current is passed through a coil of wire, it creates a…

Series-Parallel DC Circuits

Worksheets - Automotive

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

Tesla Polyphase Induction Motors

Textbook

Most AC motors are induction motors. Induction motors are favored due…

DC Motor Control Circuits

Worksheets - Automotive

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

AC Commutator Motors

Textbook

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

Design Project: Stepper Motor Driver

Worksheets - Automotive

At first it may seem pointless to have the four buffer gates following…

Stepper Motors

Worksheets - Automotive

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

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

Worksheets - Automotive

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

Other Specialized Motors

Textbook

Shaded Pole Induction Motor An easy way to provide starting torque to…

Superposition Theorem

Textbook

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

Current Divider Circuits

Worksheets - Automotive

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

An Analogy for Divided Feedback

Textbook

A helpful analogy for understanding divided feedback amplifier…

Magnetic Fields and Inductance

Textbook

Whenever electrons flow through a conductor, a magnetic field will…

Fundamentals of SPICE programming

Textbook

Programming a circuit simulation with SPICE is much like programming…

JFET Quirks

Textbook

Waveguides

Textbook

A waveguide is a special form of transmission line consisting of a…

Current Mirror BJTs

Textbook

Bipolar Junction Transistor or BJT Current Mirror An often-used…

Voltage Follower

Textbook

PARTS AND MATERIALS One NPN transistor—models 2N2222 or 2N3403…

Simultaneous Equations for Circuit Analysis

Worksheets - Automotive

Solve this equation for the value of x: x 5 = 8 How many exact…

DC Bridge Circuits

Worksheets - Automotive

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

Introduction to Complex Numbers

Textbook

If I needed to describe the distance between two cities, I could…

Signal Modulation

Worksheets - Automotive

A modern method of electrical power control involves inserting a…

pH Measurement

Textbook

A very important measurement in many liquid chemical processes…

Emergency Response

Textbook

Despite lock-out/tag-out procedures and multiple repetitions of…

Circuit With a Switch

Textbook

PARTS AND MATERIALS 6-volt battery Low-voltage incandescent lamp…

Simple AC Circuit Calculations

Textbook

Over the course of the next few chapters, you will learn that AC…

Time Constant Circuits

Worksheets - Automotive

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

How to Build a Current Mirror Circuit

Textbook

PARTS AND MATERIALS   Two NPN transistors—models 2N2222 or…

Multimeters

Textbook

Seeing as how a common meter movement can be made to function as a…

Fundamentals of SPICE programming

Textbook

Programming a circuit simulation with SPICE is much like programming…

Op-Amp Voltage and Gain Calculator

Tools

A calculator for computing the gain and output voltage of an operational amplifier

Introduction to Boolean Algebra

Textbook

Mathematical rules are based on the defining limits we place on the…

Questions relating to project management

Worksheets - Automotive

NAME:…

SPICE Quirks

Textbook

“Garbage in, garbage out.” —Anonymous SPICE is a very reliable…

Conductors and Insulators

Worksheets - Automotive

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

Summer and Subtractor OpAmp Circuits

Worksheets - Automotive

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

Microstrip Max Current Calculator

Tools

A calculator for solving the maximum current a microstrip can handle.

Mutual Inductance and Basic Operation

Textbook

Behaviors of Inductors wrapped around a Conductive Core Suppose we…

Biasing Techniques (JFET)

Textbook

Inductors

Worksheets - Automotive

∫f(x) dx Calculus alert! A 5 H inductor is subjected to an electric…

Harmonic Phase Sequences

Textbook

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

Applications of Resonance

Textbook

So far, the phenomenon of resonance appears to be a useless curiosity,…

Winding Configurations

Textbook

Transformers with Multiple Secondaries Transformers are very versatile…

Potentiometer as a Voltage Divider

Textbook

PARTS AND MATERIALS Two 6-volt batteries Carbon pencil “lead” for…

Design Project: DC Motor

Worksheets - Automotive

The armature windings of your DC motor will have very low resistance.…

Circuit With a Switch

Textbook

PARTS AND MATERIALS 6-volt battery Low-voltage incandescent lamp…

Design Project: Telegraph System

Worksheets - Automotive

What voltage will you choose to use for each of the station batteries?

AC Phase

Textbook

Things start to get complicated when we need to relate two or more AC…

Resonance in Series-Parallel Circuits

Textbook

In simple reactive circuits with little or no resistance, the effects…