Categories

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

Applications for Isolated Gate Drivers

In partnership with Texas Instruments

This section of the TI Precision Labs - Isolation series explores three-phase power factor…

Pulse Width Modulation

Textbook

Pulse Width Modulation (PWM) uses digital signals to control power…

Design Project: Stepper Motor Driver

Worksheets - Drivers

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

Stepper Motors

Worksheets - Drivers

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

AC Instrumentation Transducers

Textbook

Just as devices have been made to measure certain physical quantities…

DC Motor Control Circuits

Worksheets - Drivers

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

Polyphase Motor Design

Textbook

AC Motors Perhaps the most important benefit of polyphase AC power…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Selsyn (Synchro) Motors

Textbook

Normally, the rotor windings of a wound rotor induction motor are…

Stepper Motor Calculator

Tools

A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor

AC Commutator Motors

Textbook

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

Wound Rotor Induction Motors

Textbook

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

Inductive Reactance

Worksheets - Drivers

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

AC Motor Theory

Worksheets - Drivers

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

Automotive Alternator

Textbook

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

AC Motor Control Circuits

Worksheets - Drivers

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Bipolar Junction Transistors as Switches

Worksheets - Drivers

Solid-state switching circuits usually keep their constituent…

Motor Control Circuits

Textbook

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

Induction Motor, Large

Textbook

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

DC Motor Theory

Worksheets - Drivers

If the ends of a wire loop are attached to two half-circular metal…

DC Generator Theory

Worksheets - Drivers

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

Induction Motor

Textbook

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

Voltage and Current in a Practical Circuit

Textbook

Because it takes energy to force charge to flow against the opposition…

Resistor Color Code Calculator and Chart (4-band, 5-band or 6-band)

Tools

A handy tool for reading resistor color code values

Electron Versus Conventional Flow

Worksheets - Drivers

In this electrical circuit, trace the direction of current through the…

Practical Power Factor Correction

Textbook

When the need arises to correct for poor power factor in an AC power…

Inductors and Calculus

Textbook

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

Data - Resistance & Superconductor

Textbook

Tables of specific resistance and temperature coefficient of…

DC Bridge Circuits

Worksheets - Drivers

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

Ohm’s Law (again!)

Textbook

A common phrase heard in reference to electrical safety goes something…

Derivative of a Constant

Textbook

    (“c” being a constant)   RELATED…

Minterm vs Maxterm Solution

Textbook

So far we have been finding Sum-Of-Product (SOP) solutions to logic…

Temperature Coefficient of Resistance

Textbook

You might have noticed on the table for specific resistances that all…

Bit Grouping

Textbook

The singular reason for learning and using the binary numeration…

Design Project: Stepper Motor Driver

Worksheets - Drivers

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

Positive Feedback

Textbook

As we’ve seen, negative feedback is an incredibly useful…

The Exclusive-OR Function: The XOR Gate

Textbook

What Is an XOR Gate? One element conspicuously missing from the set of…

JFET Amplifiers

Worksheets - Drivers

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

What is Network Analysis?

Textbook

Generally speaking, network analysis is any structured technique used…

Step-up and Step-down Transformers

Textbook

So far, we’ve observed simulations of transformers where the…

Thyristors

Worksheets - Drivers

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

Free Space Path Loss Calculator

Tools

This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.