Now showing circuits 21-40 of 40. Sort by

High Power PWM Rectifier

High Power PWM Rectifier PUBLIC

Simple project to deliver high-voltage at high-current to a DC load, controlled with PWM. In real-life application, the load is 5 series-connect 100W LED.

by GabrielPauka | updated June 01, 2016

ac-to-dc   bridge-rectifier   power-electronics   power-supply   pwm   rectifier  

MOSFET LED strip switching - with 3.3V control active/active totem pole driver

MOSFET LED strip switching - with 3.3V control active/active totem pole driver PUBLIC

Driver for IRF540 MOSFET that permits fast PWM of 12V load (LED strip) via 3.3V PWM control signal. Hopefully.

by ringerc | updated June 16, 2019

driver   mosfet   pwm  

MOSFET LED strip switching - with 3.3V control, using 555 timer

MOSFET LED strip switching - with 3.3V control, using 555 timer PUBLIC

WIP on using a 555 timer IC to drive an IRF540 MOSFET for 12V LED strip PWM without needing the microcontroller to supply fast PWM. INCOMPLETE.

by ringerc | updated June 16, 2019

555   driver   mosfet   pwm  

Netduino PWM RGB ledstrip controller

Netduino PWM RGB ledstrip controller PUBLIC

RGB LED stip controler with NetDuino PWM

by Bram2202 | updated December 13, 2012

netduino   pwm  

NTC converter for fan speed control

NTC converter for fan speed control PUBLIC

A simple converter for a NTC thermal sensor to a voltage signal. The DC-Sweep simulation is used to pick the desired resistance value in series to the NTC.

by Sancho_P | updated November 07, 2012

555   fan-speed-control   newbie   ntc   pwm  

NTC fan speed control

NTC fan speed control PUBLIC

This is the complete circuit to control the mini fan in my Apple’s Time Capsule by a NTC sensor and a dual timer ICM7556IPD (CMOS). The project basically consisted of three parts because I did not...

by Sancho_P | updated November 13, 2012

555   behavioral-sources   fan-speed-control   newbie   ntc   pwm   time-capsule  

Option 1

Option 1 PUBLIC

Audio signal PWM with triangular wave 2,4 - 2,6 V

by xtrusion | updated April 10, 2013

pwm  

Pulswidth 555 dimmer

Pulswidth 555 dimmer PUBLIC

by mike.h | updated February 24, 2013

555   dimmer   led   pwm  

PWM

PWM PUBLIC

Simple potentiometer controlled PWM with the classic 555 chip

by pkilian | updated March 07, 2012

555   pwm  

PWM 01

PWM 01 PUBLIC

V(duty) sets the duty cycle of the PWM output. V(saw) is a 0 to 1V swing sawtooth and sets the PWM frequency. V(amp) sets the amplitude of the PWM output. V(offset) sets the DC offset of the PWM...

by signality | updated July 28, 2012

pulse-width-modulator   pwm   variable-duty-cycle  

PWM LED Dimmer - 12V 8A (96W)

PWM LED Dimmer - 12V 8A (96W) PUBLIC

Reverse Engineered PWM LED Dimmer from eBay 12V 8A (96W) 96W12V-TM1-1 http://www.ebay.com/itm/251257623888

by serisman | updated June 06, 2013

555   dimmer   led   lm358   pwm  

PWM Motor Control

PWM Motor Control PUBLIC

by Phozz | updated July 19, 2012

555   control   fan   motor   pwm   speed  

PWM Motor Driver

PWM Motor Driver PUBLIC

555 pwm circuit for driving a bunch of PC case fans. Pulse width should be well above the 20 kHz audible range.

by robgig1088 | updated March 04, 2012

555   mosfet   pwm  

PWM Output Into a Low Pass Filter

PWM Output Into a Low Pass Filter PUBLIC

A simple example of a low pass filter on a digital PWM output.

by hevans | updated February 24, 2012

filter   low-pass   pwm  

PWM1

PWM1 PUBLIC

by chabo | updated March 07, 2013

pwm  

Rear Bike Light

Rear Bike Light PUBLIC

Schematic for my Rear Bike Light, using 2 High power LEDs and an embedded ATmega328p with the Arduino boot loader to control the LEDs via PWM thru two N-channel MOSFET current sinks. It's also...

by rainierez | updated April 19, 2013

arduino   ftdi   high-power-led   led-driver   mosfet   pwm  

simple class d amp 01

simple class d amp 01 PUBLIC

A very quick and dirty Class D amp demo

by signality | updated August 07, 2012

amplifier   class-d   pwm  

Sturdy flyback driver

Sturdy flyback driver PUBLIC

A flexible and durable flyback transformer driver.

by justincardoza | updated March 05, 2012

flyback   high-voltage   hv   pwm  

Trinket-Dynode

Trinket-Dynode PUBLIC

Very simple circuit for Geiger-Muller tubes. PWM from Adafruit's Trinket micro-controller, inspired by www.dynode.nl

by chsimon | updated April 24, 2014

high-voltage   pwm  

Wacky Sound Mod

Wacky Sound Mod PUBLIC

Modification of Ray Wilson's Wacky Sound Generator. Combines this and the PWM guitar effect.

by legoboy468 | updated June 26, 2013

music   oscillator   pwm   schmitt-trigger   sound   synthesizer   wierd  

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