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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…

Tesla Polyphase Induction Motors

Textbook

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

Design Project: Stepper Motor Driver

Worksheets - Automotive

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

Other Specialized Motors

Textbook

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

Memory Devices

Worksheets - Automotive

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

Stepper Motors

Textbook

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

DC Generator Theory

Worksheets - Automotive

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

Induction Motor, Large

Textbook

PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF 120VAC…

Resonance

Worksheets - Automotive

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

Series-Parallel DC Circuits

Worksheets - Automotive

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

Step-up, Step-down, and Isolation Transformers

Worksheets - Automotive

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

The Importance of Electrical Safety

Textbook

With this lesson, I hope to avoid a common mistake found in…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Conventional Transistor Overview and Special Transistors

Worksheets - Automotive

A microcontroller is a specialized type of digital computer used to…

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

Worksheets - Automotive

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

Vacuum Tube Audio Amplifier

Textbook

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

Safety Grounding

Worksheets - Automotive

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

Wound Rotor Induction Motors

Textbook

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

Specific Troubleshooting Techniques

Textbook

After applying some of the general troubleshooting tips to narrow the…

Reluctance Motor

Textbook

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

Automotive Alternator

Textbook

Project Parts and Materials Automotive alternator (one required, but…

Boolean Rules for Simplification

Textbook

Boolean algebra finds its most practical use in the simplification of…

Oscilloscope Trigger Controls

Worksheets - Automotive

A very useful tool for observing rotating objects is a strobe light.…

Stepper Motors

Textbook

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

The Command-line Interface

Textbook

If you’ve used DOS or UNIX operating systems before in a…

AC phase

Worksheets - Automotive

If we were to express the series-connected DC voltages as phasors…

Tube Parameters

Textbook

For bipolar junction transistors, the fundamental measure of…

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN transistor—models…

Transformer—Power Supply

Textbook

PARTS AND MATERIALS Power transformer, 120VAC step-down to 12VAC,…

JFET Quirks

Textbook

Noise Figure and Noise Temperature Calculator

Tools

This calculator computes the noise figure and noise temperature in a system

Introduction to Junction Field-effect Transistors (JFET)

Textbook

A transistor is a linear semiconductor device that controls current…

Coax Inductance Calculator

Tools

A calculator for computing the inductance of a coaxial cable.

Superposition Theorem

Worksheets - Automotive

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

Switches, Electrically Actuated (Relays)

Textbook

Simple Vector Addition

Textbook

Remember that vectors are mathematical objects just like numbers on a…

Safety Grounding

Worksheets - Automotive

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

Series Resistor-Inductor Circuits

Textbook

In the previous section, we explored what would happen in simple…

Introduction to DC Circuits

Textbook

“DC” stands for Direct Current, which can refer to either voltage…

Boolean Relationships on Venn Diagrams

Textbook

The fourth example has A partially overlapping B. Though, we will…

Trigonometric Equivalencies

Textbook

The Cascode Amplifier

Textbook

While the C-B (common-base) amplifier is known for wider bandwidth…

Ohm’s Law

Worksheets - Automotive

For a given amount of water pressure, which will flow a greater rate…

Voltmeter Design

Worksheets - Automotive

Suppose I were about to measure an unknown voltage with a manual-range…

A Very Simple Circuit

Textbook

Parts and Materials 6-volt battery 6-volt incandescent lamp Jumper…

Circuit Effects

Textbook

The principle of non-sinusoidal, repeating waveforms being equivalent…

N-Way Power Divider Calculator

Tools

This calculator determines the total path loss provided by an RF n-way power splitter.

Electron Tubes

Textbook

The Unijunction Transistor (UJT)

Textbook

Unijunction transistor: Although a unijunction transistor is not a…

Data - Resistance & Superconductor

Textbook

Tables of specific resistance and temperature coefficient of…

Superposition Theorem

Worksheets - Automotive

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

Sensitive Voltage Detector

Textbook

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

Potential Pitfalls

Textbook

Fallacious reasoning and poor interpersonal relations account for more…

True, Reactive, and Apparent Power

Textbook

Reactive Power We know that reactive loads such as inductors and…

555 Schmitt Trigger

Textbook

PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…

Numbers and Symbols

Textbook

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

Vol III. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Microprocessors

Textbook

Early computer science pioneers such as Alan Turing and John Von…

Noise Figure Calculator

Tools

A tool designed to calculate the noise figure of cascaded amplifiers

Time Constant Calculations

Worksheets - Automotive

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

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…