Electronics Area

Electrical and Electronics Tutorials and Circuits
  • Home
  • Tutorials
    • Direct Current (DC)
    • Alternating Current (AC)
    • Digital Electronics
  • Semiconductors
  • Circuit diagrams
    • 555 Timer Circuits
    • Operational Amplifier Circuits
    • LED Circuits
    • Alarm Circuits
  • Measuring Instruments
Dielectric constant / Relative Permittivity (Capacitor)

Dielectric constant / Relative Permittivity (Capacitor)

  •  
  •  
  •  
  •  
  •  
  •  September 10, 2020
  •  Dielectric constant / Relative Permittivity (Capacitor)
  •  Posted by Marcel at 2:38 pm
  •  No Responses
  •  Tutorials

What is the Dielectric constant / Relative Permittivity? (Capacitor)

The dielectric constant is the ratio of the permittivity of a substance to the permittivity of free space. It is a dimensionless physical constant

  •  
    148
    Shares
  • 128
  •  
  • 20
  •  
  •  
  •  
  •  
Full Story
Ohm's Law Tutorial - Ohm's Law Triangle

Ohm’s Law Tutorial – Ohm’s Law Triangle

  •  
  •  
  •  
  •  
  •  
  •  September 6, 2020
  •  Ohm’s Law Tutorial – Ohm’s Law Triangle
  •  Posted by Marcel at 11:00 am
  •  No Responses
  •  Direct Current (DC)

Ohm’s Law explanation

Ohm’s law states that the voltage across a resistor is directly proportional to the current flowing through the resistance and directly proportional to the resistance of the circuit.

  •  
    148
    Shares
  • 128
  •  
  • 20
  •  
  •  
  •  
  •  
Full Story
Zener diode Voltage regulator Circuit Design - Diagram

Zener diode Voltage regulator Circuit Design – Diagram

  •  
  •  
  •  
  •  
  •  
  •  
  •  September 6, 2020
  •  Zener diode Voltage regulator Circuit Design – Diagram
  •  Posted by Marcel at 8:19 am
  •  1 Response
  •  Circuit diagrams, Tutorials
  •  Tagged with: voltage regulator

How does a Zener diode voltage regulator work?

Design method. Determination of the voltage, power of the zener diode and of the limiting resistor Rs

  •  
    148
    Shares
  • 128
  •  
  • 20
  •  
  •  
  •  
  •  
Full Story
Voltage Regulators - Linear, Switching

Voltage Regulators – Linear, Switching

  •  
  •  
  •  
  •  
  •  
  •  September 5, 2020
  •  Voltage Regulators – Linear, Switching
  •  Posted by Marcel at 10:40 am
  •  No Responses
  •  Tutorials

Voltage regulators

Voltage regulators (linear, switching) provide a stable and fixed voltage output to give energy to electronics circuits from an unregulated power source

  •  
    148
    Shares
  • 128
  •  
  • 20
  •  
  •  
  •  
  •  
Full Story
Half Wave Rectifier - Half-wave Rectifier. Circuit diagram

Half Wave Rectifier – Half-wave Rectifier. Circuit diagram

  •  
  •  
  •  
  •  
  •  
  •  
  •  August 31, 2020
  •  Half Wave Rectifier – Half-wave Rectifier. Circuit diagram
  •  Posted by Marcel at 5:13 am
  •  No Responses
  •  Alternating Current (AC)
  •  Tagged with: power supply, transformer

The half-wave rectifier rectification process.

Polarization of semiconductor diode in the forward and in the reverse direction. Input and output waveforms

  •  
    148
    Shares
  • 128
  •  
  • 20
  •  
  •  
  •  
  •  
Full Story
Capacitors in Series - Capacitors in Parallel

Capacitors in Series – Capacitors in Parallel

  •  
  •  
  •  
  •  
  •  
  •  August 5, 2020
  •  Capacitors in Series – Capacitors in Parallel
  •  Posted by Marcel at 12:28 pm
  •  No Responses
  •  Tutorials

Capacitors in series – Capacitors in parallel.

How to obtain the equivalent capacitance of series capacitors and parallel capacitors? Formulas and examples

  •  
    148
    Shares
  • 128
  •  
  • 20
  •  
  •  
  •  
  •  
Full Story
Series/Parallel Resistor Reduction

Series/Parallel Resistor Reduction

  •  
  •  
  •  
  •  
  •  
  •  June 5, 2020
  •  Series/Parallel Resistor Reduction
  •  Posted by Marcel at 10:05 am
  •  No Responses
  •  Direct Current (DC)

Series/Parallel Resistor Reduction.

Resistors reduction can be done making some simplifications using resistors in series and resistors in parallel formulas.

  •  
    148
    Shares
  • 128
  •  
  • 20
  •  
  •  
  •  
  •  
Full Story
Inverting Summing Amplifier using Op Amp

Inverting Summing Amplifier using Op Amp

  •  
  •  
  •  
  •  
  •  
  •  May 31, 2020
  •  Inverting Summing Amplifier using Op Amp
  •  Posted by Marcel at 11:51 am
  •  No Responses
  •  Tutorials

Inverting Summing Amplifier using Op Amp

The inverting summing amplifier using op amp outputs a voltage equal to the sum of the voltages it has in its inputs. The following explanation is based on an adder of three inputs, but applies to an adder of any number of inputs

  •  
    148
    Shares
  • 128
  •  
  • 20
  •  
  •  
  •  
  •  
Full Story
Electrolytic Capacitor

Electrolytic Capacitor

  •  
  •  
  •  
  •  
  •  
  •  May 22, 2020
  •  Electrolytic Capacitor
  •  Posted by Marcel at 5:24 pm
  •  No Responses
  •  Tutorials

Electrolytic Capacitor

Electrolytic capacitors have been developed to achieve large capacities in small physical dimensions. To achieve this large capacity, a special dielectric is used.

  •  
    148
    Shares
  • 128
  •  
  • 20
  •  
  •  
  •  
  •  
Full Story
NAND Gate - Truth table

NAND Gate – Truth table

  •  
  •  
  •  
  •  
  •  
  •  May 20, 2020
  •  NAND Gate – Truth table
  •  Posted by Marcel at 8:42 am
  •  No Responses
  •  Digital Electronics

NAND gate – Truth table.

NAND gate, also called universal gate, is a gate that produces a logic “0” output only when all logic inputs are “1”. Truth table.

  •  
    148
    Shares
  • 128
  •  
  • 20
  •  
  •  
  •  
  •  
Full Story
Mesh Current Method in a Resistor Network

Mesh Current Method in a Resistor Network

  •  
  •  
  •  
  •  
  •  
  •  May 8, 2020
  •  Mesh Current Method in a Resistor Network
  •  Posted by Marcel at 10:46 am
  •  No Responses
  •  Direct Current (DC)

Mesh Current Method in a Resistor Network

The Mesh current method is very useful to know all the current  in a network of only resistors. This method, a little more extended, is also applied to circuits where there are resistances and reactance.

  •  
    148
    Shares
  • 128
  •  
  • 20
  •  
  •  
  •  
  •  
Full Story
Millman's Theorem - Millman's equivalent circuit

Millman’s Theorem – Millman’s equivalent circuit

  •  
  •  
  •  
  •  
  •  
  •  April 6, 2020
  •  Millman’s Theorem – Millman’s equivalent circuit
  •  Posted by Marcel at 4:40 pm
  •  1 Response
  •  Direct Current (DC)

What is a Millman’s Theorem?

Millman’s theorem is used to directly obtain the voltage between the ends of a parallel branch circuit. Equivalent Millman circuit Formulas, example.

  •  
    148
    Shares
  • 128
  •  
  • 20
  •  
  •  
  •  
  •  
Full Story
 Older Entries  Newer Entries

Most Popular

  • OR and AND logic gates made with diodes
    OR and AND logic gates made with diodes
  • ON-OFF Switch circuit using a 555 timer (PCB)
    ON-OFF Switch circuit using a 555 timer (PCB)
  • TRIAC
    TRIAC

Follow Me

Twitter Facebook

Categories

  • 555 Timer Circuits
  • Alarm Circuits
  • Alternating Current (AC)
  • Circuit diagrams
  • Digital Electronics
  • Direct Current (DC)
  • LED Circuits
  • Measuring Instruments
  • Operational Amplifier Circuits
  • Semiconductors
  • Tutorials

Tags

4001 4011B 4017 7400 7447 7805 AC motor amplifier astable multivibrator automotive battery CD4001 controller diac ldr LM317 lm324 LM339 lm386 logic gates logic probe mosfet multimeter music nand gate op amp oscillator PCB phototransistor power supply quartz crystal relay SCR sensor signal generator temperature thermistor thermostat thyristor transformer transistor triac ujt voltage regulator zener

Privacy
© 2015 Electronics AreaSuffusion theme by Sayontan Sinha