Now showing circuits 1-20 of 29. Sort by


two_sided_clipper PUBLIC

Clips high amperage AC current, both sides of waveform, using zener diodes and a P and N channel MOSFET

by gsorter | updated August 31, 2022

mosfet   power   voltage-regulator   zener-diode  

MOSFET LED strip switching - wrong 1

MOSFET LED strip switching - wrong 1 PUBLIC

An INCORRECT application of an IRF540 MOSFET to switch a 12V SMD5050 LED strip load.

by ringerc | updated June 11, 2019

mosfet   power   switching  

MOSFET LED strip switching - fixed

MOSFET LED strip switching - fixed PUBLIC

Corrected application of an IRF540 MOSFET to switch a load. Not ideal for fast-switching/PWM as shown.

by ringerc | updated June 11, 2019

mosfet   power   switching  

Arduino MOSFET power drive

Arduino MOSFET power drive PUBLIC

by paulmirel | updated February 04, 2018

arduino   basic   mosfet   power  

MOSFET switching inductive loads

MOSFET switching inductive loads PUBLIC

A n-channel MOSFET switches an inductive load, both with and without a diode to catch the voltage spike.

by CircuitLab | updated June 08, 2017

diode   flyback   inductive   mosfet   motor   power   relay  

Arduino NPN power drive

Arduino NPN power drive PUBLIC

by paulmirel | updated February 16, 2017

arduino   npn   power   star-point   transistor  

12 V 2A Mini PSU


This is a schematic based on the application notes in the datasheet.

by sjenkin | updated July 27, 2015

power   power-supply   power-supply-unit  

Dual Supply Reverse Polarity Protection

Dual Supply Reverse Polarity Protection PUBLIC

by Janvier | updated June 04, 2014

analog   dual-supply   mosfet   power   protection   reverse-polarity   supply  

Project Free Radio 09.3.1

Project Free Radio 09.3.1 PUBLIC

I believe that radio should be free.

by zcxhcrjvkbnpnm | updated July 15, 2013

human   ingenuity   opensource   power   radio   revolution  

Single to dual power supply

Single to dual power supply PUBLIC

This is a circuit that converts a single supply to a double supply without using a centre tapped transformer.

by shagas | updated May 15, 2013

dual   dual-power-supply   op-amp   power   power-supply   supply   transistor  

power relay on/off

power relay on/off PUBLIC

Momentary buttons provide latching "on" and "off" action for power relay.

by jwatte | updated May 01, 2013

power   relay  

volts amps power energy 01

volts amps power energy 01 PUBLIC

A way to find and plot the energy delivered to a load. Simulate > Time Domain > Run Time-Domain Simulation

by signality | updated March 31, 2013

energy   integrator   power  

Arduino 9v power supply

Arduino 9v power supply PUBLIC

by bkslsh | updated March 18, 2013

arduino   battery   microcontroller   power   power-supply  

3-trins forstærker - Trin 1

3-trins forstærker - Trin 1 PUBLIC

by DanielPaulsen | updated November 29, 2012

power   power-supply   power-supply-unit  

3 Phase Generator

3 Phase Generator PUBLIC

A unique circuit - Single phase in, Three phase out.

by Optionparty | updated November 27, 2012

3-phase   phase-shift   power   signal  

power in circuit 01

power in circuit 01 PUBLIC

Currents, power and energy around a simple LR circuit.

by signality | updated October 24, 2012

energy   imaginary-power   inductor   power   power-dissipation   power-loss   real-power  

3 Phase PM Generator

3 Phase PM Generator PUBLIC

Twice as many magnets as would be necessary. This doubles the output frequency, and the effective speed. Possible applications, low RPM prime movers (hydro or wind power).

by Optionparty | updated October 08, 2012


Stepup Transformer

Stepup Transformer PUBLIC

An autotranformer made from lower price, greater availability transformers. To help overcome IBM's low voltage shutdown.

by Optionparty | updated September 28, 2012

power   wiring  

Second Solution

Second Solution PUBLIC

48v motor w/ 24v solar/wind charging system.

by Optionparty | updated September 20, 2012

power   power-supply  

AC from DC generator

AC from DC generator PUBLIC

Output frequency is independent of armature RPM. Variable speed applications, (wind, water). Also non-standard power frequencies (20cps, 400cps, etc.).

by Optionparty | updated July 20, 2012


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