When you are working with battery depending low power-consuming circuits, then you may need this innovative power switch. The concept is to save energy while the device is not operating but the battery is connected. Why we need to save energy: We use electricity almost all the time. In some Read more…
This is a mini article where you are going to learn about an One Button push on push off switch circuit. Sometimes we need a small button switch that can be used as one push switch on, another push switch off. As this is a logical operation, something digital circuit Read more…
Sometimes, you may need to make a DC/DC converter with minor components that can handle small loads. In this article, we are going to make something like that. This DC/DC converter using transistor has only a few components and can handle small loads or higher voltages, suitable to use with Read more…
In this article, we are going to make a simple Analog Temperature Controller using OP-Amp and Relay. This is a basic article, that can be used as a reference for large designs. If you understand it clearly, you can apply it in other controls. So let’s start! You can this Read more…
For an incubator, a temperature controller is the main control unit. There are many temperature controllers in the market. But here is a simple one, I think the most simple one that you can make yourself. The circuit required no external power supply as it uses a simple capacitor power Read more…
Sometimes making a high amp regulator become very complex using linear regulator ICs. But using a buck converter can be very easy if the circuit work is simplified. Especially for motor-type loads. In this article, we will make a simple motor regulator using buck converter utilizing N-Channel MOSFET and NE555 Read more…
When it comes to mind to use a DC/DC converter the first converter that comes to mind is the BUCK converter. There are lots of designs online as well as dedicated ICs for this purpose. But most of these are high side P-MOS based. In high-side P-MOS-based circuits, the gate Read more…
A very common configuration of voltage stabilizers is using Op-Amp like LM324 and NE555 Timer IC. Before using any micro-controller this circuit configuration was used the most. Even still now, some companies are using this circuit where there is no digital display required. As because this design is easy and Read more…
One of the very useful transformerless power supplies using Viper12A IC can be used in many applications. It is sufficient to run micro-controllers, sensors, displays, relays, and so on. With very few numbers of components, we can get a reliable transformerless power supply with Viper12A. ***Warning: An electrocution hazard exists Read more…
From hobbyists to professionals transformerless power supply is one of the common power supply design everyone wants to do. This type of power supply has both advantages and disadvantages. In this article, I’ll discuss in detail this subject and will see several methods with calculations. So let’s start our “Transformerless Read more…
