Transistors are tiny switches that are used in almost all electronics. But, they cannot handle a lot of power on their own. A transistor relay driver is like a special adapter for transistors. It lets a tiny transistor signal control a powerful relay switch. This way you can use a small weak signal from your […]
Transistor Circuits
Simple Temperature Indicator Circuit using a Single Transistor
Building a basic temperature sensor is easier than you might think. This post shows you how to make one with just a single transistor, a diode and a few other simple parts. What is a Temperature Indicator Circuit using a Single Transistor: A temperature indicator circuit using a single transistor is a simple electronic circuit […]
Simple Current Limiter Circuit using Transistors
This article shows you how to build a circuit that limits how much power goes to other electronics. It uses two transistors and a special resistor to act like a guard and make sure things do not get overloaded. What is a Current Limiter Circuit using Transistors: A current limiter circuit using transistors is designed […]
Simple Voltage Regulator Circuit using Transistor and Zener
This circuit is like a bouncer for electricity. It uses a transistor like a gatekeeper and a special diode zener diode to make sure the voltage stays steady. The zener diode is like a set point, and the transistor copies that voltage keeping it constant for your electronic devices. This is great for projects where […]
Simple Single Transistor LED Flasher Circuit
This article unveils what might be the tiniest LED flasher ever built. It uses just one transistor, a resistor and a capacitor to make an LED blink on and off forever. Imagine creating a cool LED flasher with only a single transistor and a few other basic parts. That is exactly what we are building […]
Simple Inverter Circuit using Two 2N3055 Transistors
In this post we will discuss how to build a very simple cross coupled inverter circuit using just a couple of 2N3055 transistors. This simple inverter is capable of generating 220V 100 W which can be used to power small home appliances using a 12V battery. How the Circuit Works: Parts List: Category Component Quantity […]