"power"-tagged Public Circuits

opamp supply pins 01 PUBLIC

The supply pins on CL opamps are not polarity sensitive. You can set either supply pin to any voltage and the other to any other voltage and the model will correctly pick up which is the highest...

by signality | updated July 03, 2012

op-amp   opamp   power   power-supply  

BJT PWM -- multi-stage rise/fall times PUBLIC

Power BJTs can be used to switch lots of current, but they require lots of base current as well.

by mrobbins | updated March 28, 2012

bjt   power   pwm  

servo amp 2 PUBLIC

An extension of servo amp 1. Note dead zone insures no "shoot through" or "cross conduction". For bi-directional motor drive or thermoelectric cooler drive.

by anubi | updated March 22, 2012

h-bridge   level-shift   motor   power   servo  

servo amp 1 PUBLIC

Drives high power loads with small control voltage. Note "dead zone" near zero. This is to eliminate "shoot thru" and guarantee both transistors can not on simultaneously. Not recommended for audio...

by anubi | updated March 22, 2012

motor   power   servo  

5V Power Supply PUBLIC

Simple 5v regulated power supply based around 7805 voltage regulator.

by hoppo | updated March 10, 2012

power   power-supply  

1-watt Joule Thief PUBLIC

A high-power Joule Thief type circuit to drive a 1watt LED from a 1.5 volt source. A suitable driver transistor, like the 2SD965, 2SC2500, 2SC2655 MUST be used! The second winding has been replaced by...

by qs | updated March 10, 2012

joule   joule-thief   led   power   thief  

amplifier power supply PUBLIC

Linear power supply suitable for audio amplifier.

by sbyma | updated March 08, 2012

amplifier-supply   linear-supply   power   power-supply  

H-bridge PUBLIC

by mrobbins | updated February 04, 2012

diode   flyback   inductive   level-shift   mosfet   motor   power  

Switching inductive loads PUBLIC

by mrobbins | updated November 11, 2011

diode   flyback   inductive   mosfet   power