mrobbins's Profile


Username	mrobbins
Name	Mike Robbins
E-mail
Member Since	September 23, 2011

mrobbins's Public Circuits:

Now showing circuits 41-60 of 75. Sort by

	Digital Input Hysteresis ("Schmitt Trigger" behavior) PUBLIC All digital element inputs in CircuitLab currently show hysteresis effects (VIL=2.0, VIH=3.0). by mrobbins \| updated March 22, 2012 digital hysteresis schmitt-trigger
	Diode Reverse Recovery Time Demo PUBLIC Diodes have a "reverse recovery time". When switched from on to off, the space charge within the semiconductor must return to its original location. The diode appears to conduct briefly in reverse. by mrobbins \| updated March 20, 2012 diode flyback switching
	Diode tester PUBLIC by mrobbins \| updated March 19, 2012 diode
	Copy of jpeg2600's "p. 287 #43" PUBLIC Demo of graphically solving a KCL/KVL/resistor problem using parameter sweep. by mrobbins \| updated March 16, 2012
	CircuitLab as an In-Browser Graphing Calculator PUBLIC CircuitLab's graphing and expression evaluation abilities make it possible to use as a general-purpose in-browser graphing calculator. by mrobbins \| updated March 14, 2012
	Loop of voltage sources PUBLIC Loops of ideal voltage sources can cause simulator issues. by mrobbins \| updated March 10, 2012
	TL431-like shunt voltage regulator PUBLIC BJT, op-amp, and internal reference voltage source make a model of a shunt voltage regulator by mrobbins \| updated March 06, 2012 bjt op-amp voltage-regulator
	LED / photodiode with optical connection by CCCS PUBLIC A CCCS (Current Controlled Current Source) can be used to simulate the optical coupling between an LED and photodiode. by mrobbins \| updated March 01, 2012 led optical photodiode
	Copy of danielfiction's 555 motor controller ($0.50!) PUBLIC Build a PWM motor controller for $0.50! Based on danielfiction's circuit (link inside). by mrobbins \| updated March 01, 2012 555 bjt motor pwm
	Forcing initial capacitor voltage = 0 PUBLIC A time-controlled switch can be used to force a capacitor to start discharged. by mrobbins \| updated March 01, 2012 initial-conditions
	AC Power Supply (Transformer and Bridge Rectifier) PUBLIC by mrobbins \| updated February 04, 2012 bridge-rectifier transformer
	BJT difference amp PUBLIC by mrobbins \| updated February 04, 2012 amplifier bjt
	H-bridge PUBLIC by mrobbins \| updated February 04, 2012 diode flyback inductive level-shift mosfet motor power
	Diode cascade voltage multiplier PUBLIC by mrobbins \| updated February 03, 2012 diode
	555 as Pulse Width Modulation (PWM) generator PUBLIC 555 timer as a PWM generator based on an analog input source. by mrobbins \| updated January 24, 2012 555 pwm
	555 as astable (oscillator) PUBLIC 555 timer as a square wave oscillator (astable mode) by mrobbins \| updated January 24, 2012 555 oscillator time-constant
	RC Low-pass Filter PUBLIC by mrobbins \| updated January 08, 2012
	Unicodful circuit name?euro:€ japanese:日本語 résumé PUBLIC résumé 日本語 by mrobbins \| updated December 24, 2011
	Two-Zener voltage clamp PUBLIC Two back-to-back zener diodes can be used to limit the voltage excursion of a signal. by mrobbins \| updated December 08, 2011
	Op-amp Slew Rate Demo PUBLIC Demonstrates the limited slew rate of a real op-amp with a large square wave input. by mrobbins \| updated November 28, 2011

	Digital Input Hysteresis ("Schmitt Trigger" behavior) PUBLIC All digital element inputs in CircuitLab currently show hysteresis effects (VIL=2.0, VIH=3.0). by mrobbins \| updated March 22, 2012 digital hysteresis schmitt-trigger
	Diode Reverse Recovery Time Demo PUBLIC Diodes have a "reverse recovery time". When switched from on to off, the space charge within the semiconductor must return to its original location. The diode appears to conduct briefly in reverse. by mrobbins \| updated March 20, 2012 diode flyback switching
	Diode tester PUBLIC by mrobbins \| updated March 19, 2012 diode
	Copy of jpeg2600's "p. 287 #43" PUBLIC Demo of graphically solving a KCL/KVL/resistor problem using parameter sweep. by mrobbins \| updated March 16, 2012
	CircuitLab as an In-Browser Graphing Calculator PUBLIC CircuitLab's graphing and expression evaluation abilities make it possible to use as a general-purpose in-browser graphing calculator. by mrobbins \| updated March 14, 2012
	Loop of voltage sources PUBLIC Loops of ideal voltage sources can cause simulator issues. by mrobbins \| updated March 10, 2012
	TL431-like shunt voltage regulator PUBLIC BJT, op-amp, and internal reference voltage source make a model of a shunt voltage regulator by mrobbins \| updated March 06, 2012 bjt op-amp voltage-regulator
	LED / photodiode with optical connection by CCCS PUBLIC A CCCS (Current Controlled Current Source) can be used to simulate the optical coupling between an LED and photodiode. by mrobbins \| updated March 01, 2012 led optical photodiode
	Copy of danielfiction's 555 motor controller ($0.50!) PUBLIC Build a PWM motor controller for $0.50! Based on danielfiction's circuit (link inside). by mrobbins \| updated March 01, 2012 555 bjt motor pwm
	Forcing initial capacitor voltage = 0 PUBLIC A time-controlled switch can be used to force a capacitor to start discharged. by mrobbins \| updated March 01, 2012 initial-conditions
	AC Power Supply (Transformer and Bridge Rectifier) PUBLIC by mrobbins \| updated February 04, 2012 bridge-rectifier transformer
	BJT difference amp PUBLIC by mrobbins \| updated February 04, 2012 amplifier bjt
	H-bridge PUBLIC by mrobbins \| updated February 04, 2012 diode flyback inductive level-shift mosfet motor power
	Diode cascade voltage multiplier PUBLIC by mrobbins \| updated February 03, 2012 diode
	555 as Pulse Width Modulation (PWM) generator PUBLIC 555 timer as a PWM generator based on an analog input source. by mrobbins \| updated January 24, 2012 555 pwm
	555 as astable (oscillator) PUBLIC 555 timer as a square wave oscillator (astable mode) by mrobbins \| updated January 24, 2012 555 oscillator time-constant
	RC Low-pass Filter PUBLIC by mrobbins \| updated January 08, 2012
	Unicodful circuit name?euro:€ japanese:日本語 résumé PUBLIC résumé 日本語 by mrobbins \| updated December 24, 2011
	Two-Zener voltage clamp PUBLIC Two back-to-back zener diodes can be used to limit the voltage excursion of a signal. by mrobbins \| updated December 08, 2011
	Op-amp Slew Rate Demo PUBLIC Demonstrates the limited slew rate of a real op-amp with a large square wave input. by mrobbins \| updated November 28, 2011

mrobbins's Public Circuits:

Digital Input Hysteresis ("Schmitt Trigger" behavior) PUBLIC

Diode Reverse Recovery Time Demo PUBLIC

Diode tester PUBLIC

Copy of jpeg2600's "p. 287 #43" PUBLIC

CircuitLab as an In-Browser Graphing Calculator PUBLIC

Loop of voltage sources PUBLIC

TL431-like shunt voltage regulator PUBLIC

LED / photodiode with optical connection by CCCS PUBLIC

Copy of danielfiction's 555 motor controller ($0.50!) PUBLIC

Forcing initial capacitor voltage = 0 PUBLIC

AC Power Supply (Transformer and Bridge Rectifier) PUBLIC

BJT difference amp PUBLIC

H-bridge PUBLIC

Diode cascade voltage multiplier PUBLIC

555 as Pulse Width Modulation (PWM) generator PUBLIC

555 as astable (oscillator) PUBLIC

RC Low-pass Filter PUBLIC

Unicodful circuit name?euro:€ japanese:日本語 résumé PUBLIC

Two-Zener voltage clamp PUBLIC

Op-amp Slew Rate Demo PUBLIC