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Power supplies

Analog Electronics

Energy-saving innovative power switch for microcontroller circuit

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…

By MKDas, 3 years31/05/2022 ago
Analog Electronics

DC/DC converter using Transistors

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…

By MKDas, 4 years21/10/2021 ago
Batteries

6V Lead-Acid battery charger circuit

In this article, we are going to make a 6V lead-acid battery charger circuit in different ways. 6V lead-acid batteries were very common decades ago when portable emergency lanterns were very popular. But still, these batteries are being used in various devices. Sometimes, we need our custom battery charger circuit Read more…

By MKDas, 4 years06/08/2021 ago
Power supplies

Top 5 bench power supplies you can buy

Here is a list of the top 5 bench power supplies that you can buy for your workbench. This list is made after user feedback, market analysis, price analysis, and personal opinion. All these power supplies are cheap but powerful enough to support your work. So let’s find them out. Read more…

By MKDas, 4 years28/07/2021 ago
Analog Electronics

Buck converter using NE555 and N-Channel MOSFET

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…

By MKDas, 4 years10/06/2021 ago
Analog Electronics

Transformerless power supply with Viper12A

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…

By MKDas, 5 years22/11/2020 ago
Analog Electronics

Transformerless power supply design guide in detail with calculator

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…

By MKDas, 5 years22/11/2020 ago
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Lab Projects BD is your go-to destination for electronics and embedded systems tutorials, projects, and resources. With a focus on helping beginners and enthusiasts alike, the website provides a wealth of information on Arduino, Raspberry Pi, and other microcontrollers. From IoT to robotics and home automation, Lab Projects BD has it all. Join the community and take your electronics skills to the next level.

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