DCACLab › Community circuits › Op-Amp › UPS2

UPS2

An interactive transistor, Op-Amp, resistor and battery circuit built in the DCACLab online simulator by Serhii Rudenko.

What's inside

2× Battery
1× Resistor (100 kΩ)
2× Transistor
1× Switch
1× Op-Amp
1× Fan
Measured with Voltmeter/Ammeter

Tags

Battery Switch Voltmeter/Ammeter Resistor Transistor Op-Amp Fan

About

By Serhii Rudenko
Saved February 02, 2026
1,077 views

Related circuits

ventilo
N-channel MOSFET low side switch
دوائر تشغيل باستخدام ترانستورات
806A starting
Police Lights
ياسمين

Open the circuit page → Close and keep building →

Tags: Battery Switch Voltmeter/Ammeter Resistor Transistor Op-Amp Fan