PTC Thermistor

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

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Thermistor

What is a Thermistor? A thermistor is a temperature sensitive…

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NTC Thermistor

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

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Resistor Values

Standard Resistor Values In 1952, the IEC (International…

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Varistor

What is a Varistor? A varistor is a voltage dependent resistor (VDR).…

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Basic DC Circuit Theory

Voltage and Current Relationship The earth is a dynamic place. Objects…

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NTC Thermistor

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

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Thermistor

What is a Thermistor? A thermistor is a temperature sensitive…

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PTC Thermistor

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

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Variable Resistor

What is a Variable Resistor? A variable resistor is a resistor of…

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Resistor SMD Code

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

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Varistor

What is a Varistor? A varistor is a voltage dependent resistor (VDR).…

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Shunt Resistor

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

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Resistor Values

Standard Resistor Values In 1952, the IEC (International…

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Electric Charge

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

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What Is Meant By Electrical Resistance?

Different materials react to voltage in different ways. If a material…

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Foil Resistor

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

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Resistors in Parallel

How to Calculate the Equivalent Resistance for Resistors in Parallel?…

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Polymer Capacitor

What are polymer capacitors? Polymer capacitors are capacitors which…

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AC Power Analysis In Reactive Circuits

We already know that purely reactive components (or purely reactive…

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Basic AC Circuits

We started out this chapter by discussing power in DC circuits. Now,…

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Passive And Active Electronic Components

In a previous page, we discussed phasors, but we didn’t explore…

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Potentiometer

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

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Capacitance

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

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Mica Capacitor

What are mica capacitors? Mica is a group of natural minerals. Silver…

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Triangle Of Power And Power Factor

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

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Understanding Electrical Transformers

AC electrical systems make extensive use of transformers. A…

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Ceramic Capacitor

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

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Resistor Suppliers

When you are looking for electronic components or where to buy…

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Basic DC Circuit Theory

Voltage and Current Relationship The earth is a dynamic place. Objects…

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Measurements In Electrical Engineering

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

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Thermistor

What is a Thermistor? A thermistor is a temperature sensitive…

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Heater Resistor

What are Heater Resistors? Heater resistors are used whenever an…

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Resistor Inductance

What Is Resistor Inductance? Inductance is an electrical property of…

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