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Supercapacitor

Supercapacitor

What are supercapacitors? Supercapacitors are electronic devices which…


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Electric Field

Electric Field

What is an electric field? An electric field is a special state that…


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Electric Charge

Electric Charge

What is electric charge? Electric charge is a fundamental physical…


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Capacitors in parallel

Capacitors in parallel

Capacitors, like other electrical elements, can be connected to other…


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Film Capacitor

Film Capacitor

What are film capacitors? Film capacitors are capacitors which use a…


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Ohm’s Law

Ohm’s Law

What Is Ohm’s Law? Ohm’s law states that the electrical…


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Power Rating

Power Rating

What is the Power Rating of a Resistor? The power rating of a resistor…


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Triangle Of Power And Power Factor

Triangle Of Power And Power Factor

In a purely resistive AC circuit, power is simply power. If we add…


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Electrical Resistivity

Electrical Resistivity

What Is Electrical Resistivity? Electrical resistivity is a measure of…


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Parasitic Inductance

Parasitic Inductance

What is inductance? Electric inductance is a property of all…


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Shunt Resistor

Shunt Resistor

Definition Shunt Resistor A shunt resistor is used to measure electric…


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Metal Oxide Film Resistor

Metal Oxide Film Resistor

What are Metal Oxide Film Resistors? Metal-oxide film resistors are…


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Braking Resistor

Braking Resistor

What is a Braking Resistor? The property of resistors to dissipate…


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Blower Resistor

Blower Resistor

What is a Blower Resistor? Blower resistors are resistors which are…


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Carbon Film Resistor

Carbon Film Resistor

What is a Carbon Film Resistor? Carbon film resistors are a type of…


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Complex Numbers, Phasors And Phase Shift

Complex Numbers, Phasors And Phase Shift

The Effect of Phase We saw in the previous page that the voltage…


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Electric Field

Electric Field

What is an electric field? An electric field is a special state that…


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Foil Resistor

Foil Resistor

What is a Foil Resistor? The metal foil resistor has the best…


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Pull-up and Pull-down Resistors

Pull-up and Pull-down Resistors

What Are Pull-up Resistors? Pull-up resistors are resistors used in…


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Resistor SMD Code

Resistor SMD Code

What are SMD Resistors?   SMD resistors on a printed circuit…


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PTC Thermistor

PTC Thermistor

What are PTC Thermistors? PTC stands for "Positive Temperature…


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Polymer Capacitor

Polymer Capacitor

What are polymer capacitors? Polymer capacitors are capacitors which…


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Supercapacitor

Supercapacitor

What are supercapacitors? Supercapacitors are electronic devices which…


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Triangle Of Power And Power Factor

Triangle Of Power And Power Factor

In a purely resistive AC circuit, power is simply power. If we add…


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Current limiting

Current limiting


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Capacitors in series

Capacitors in series

Capacitors in series Like other electrical elements, capacitors serve…


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Standard Resistor Power Ratings

Standard Resistor Power Ratings

An electrical device’s power rating provides a general idea of…


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Photoresistor

Photoresistor

What are Photoresistors? Photoresistors, also known as light dependent…


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Resistor Capacitance

Resistor Capacitance

What Is Resistor Capacitance? Capacitance is an ability of a body to…


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Potentiometer

Potentiometer

What is a Potentiometer? A potentiometer is a manually adjustable…


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Resistor Sizes and Packages

Resistor Sizes and Packages

Resistors are available in a large number of different package styles…


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Polymer Capacitor

Polymer Capacitor

What are polymer capacitors? Polymer capacitors are capacitors which…


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Capacitance

Capacitance

What is capacitance? Electric capacitance is the ability of a…


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Ceramic Capacitor

Ceramic Capacitor

What are ceramic capacitors? A ceramic capacitor uses a ceramic…


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Wirewound Resistor

Wirewound Resistor

What is a Wirewound Resistor? A wirewound resistor is an electrical…


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Resistor Noise

Resistor Noise

What is Resistor Noise? Noise is an unwanted phenomenon for resistors.…


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Resistor Color Code

Resistor Color Code

How Does the Resistor Color Code Work? Check out the All About…


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NTC Thermistor

NTC Thermistor

What are NTC Thermistors? NTC stands for "Negative Temperature…


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Braking Resistor

Braking Resistor

What is a Braking Resistor? The property of resistors to dissipate…


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Measurements In Electrical Engineering

Measurements In Electrical Engineering

Powers of Ten A numeral system is a method of using certain digits to…


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Foil Resistor

Foil Resistor

What is a Foil Resistor? The metal foil resistor has the best…


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Electric Field

Electric Field

What is an electric field? An electric field is a special state that…


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Power Resistor

Power Resistor

What Are Power Resistors? Power resistors are designed to withstand…


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