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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

Applications for Isolated Gate Drivers

In partnership with Texas Instruments

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

What is Alternating Current (AC)?

Textbook

Most students of electricity begin their study with what is known as…

Bipolar Junction Transistors as Switches

Worksheets - Drivers

Solid-state switching circuits usually keep their constituent…

Single-phase Induction Motors

Textbook

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

Servo Motor Systems

Worksheets - Drivers

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

Motor Control Circuits

Textbook

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

Oscilloscope Trigger Controls

Worksheets - Drivers

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

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

DC Motor Control Circuits

Worksheets - Drivers

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

AC Generator Theory

Worksheets - Drivers

If an electric current is passed through this wire, which direction…

Tesla Polyphase Induction Motors

Textbook

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Inductive Reactance

Worksheets - Drivers

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

Pulse Width Modulation

Textbook

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

AC Instrumentation Transducers

Textbook

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

AC Motor Control Circuits

Worksheets - Drivers

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Design Project: Stepper Motor Driver

Worksheets - Drivers

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

What is Alternating Current (AC)?

Textbook

Most students of electricity begin their study with what is known as…

Basic Troubleshooting Strategies

Worksheets - Drivers

A chandelier has five light bulbs in it, and one of them is not…

AC Motor Control Circuits

Worksheets - Drivers

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Electric Shock

Worksheets - Drivers

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Stepper Motor Calculator

Tools

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Tesla Polyphase Induction Motors

Textbook

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

Intermediate Electromagnetism and Electromagnetic Induction

Worksheets - Drivers

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

DC Generator Theory

Worksheets - Drivers

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…

CMOS 555 Long Duration Flyback LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…

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…

DC Motor Theory

Worksheets - Drivers

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

Selsyn (Synchro) Motors

Textbook

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

Pulse Width Modulation

Textbook

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

Other Specialized Motors

Textbook

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

Design Project: DC Motor

Worksheets - Drivers

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

Stepper Motors

Worksheets - Drivers

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

Electrons and “holes’’

Textbook

Pure semiconductors are relatively good insulators as compared with…

Phase Rotation

Textbook

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

Broadside Coupled Stripline Impedance Calculator

Tools

This calculator helps you compute the characteristic impedance of a broadside coupled stripline.

Design Project: Radio Transmitter

Worksheets - Drivers

Research the FCC (Federal Communication Commission) guidelines on…

RMS Voltage Calculator

Tools

This calculator calculates the RMS Voltage value from either the peak voltage, the peak-to-peak voltage, or the average voltage.

Edge-triggered Latches: Flip-Flops

Textbook

So far, we’ve studied both S-R and D latch circuits with enable…

Basic Electromagnetic Relays

Worksheets - Drivers

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

Component Modeling

Worksheets - Drivers

When plotted on a curve tracer, the characteristic curve for a normal…

Microphones

Worksheets - Drivers

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

Performance-Based Assessments for AC Circuit Competencies

Worksheets - Drivers

(Template)

Contributors (4)

Textbook

Contributors to this chapter are listed in chronological order of…

PWM Power Controller

Textbook

PARTS AND MATERIALS Four 6 volt batteries One capacitor, 100 µF…

Introduction to Boolean Algebra

Textbook

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

Creating Custom Calibration Resistances

Textbook

Often in the course of designing and building electrical meter…

Binary Addition

Textbook

The Rules of Binary Addition Adding binary numbers is a very simple…

Metric Notation

Textbook

The metric system, besides being a collection of measurement units for…

Series and Parallel Inductors

Textbook

When inductors are connected in series, the total inductance is the…

Re-drawing Complex Schematics

Textbook

Typically, complex circuits are not arranged in nice, neat, clean…

Simple Op-Amp

Textbook

PARTS AND MATERIALS Two 6-volt batteries Four NPN…

Selsyn (Synchro) Motors

Textbook

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