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Customized

Build Customized 220V Flyback SMPS Circuits: 12V, 5A, 60W Example Discussed

Last Updated on June 8, 2026 by Swagatam 2 Comments

In this post I will explain you all the simple formulas, step by step, which you can use for designing and building professional grade 220V AC SMPS flyback converter circuits. As we know the SMPS transformer is the heart of an SMPS design, so here we will learn all the steps, one by step, using […]

Filed Under: SMPS and Converters Tagged With: 220V, Build, Circuits, Customized, Flyback, SMPS

How to Design Customized 220V SMPS Circuits

Last Updated on September 28, 2025 by Swagatam 4 Comments

We many times think that how we can make a SMPS circuit, and we feel that this is very complex. But that is not so because we can do this by following simple manual calculations step by step. We only need to know that SMPS design is always starting from the transformer. We cannot make […]

Filed Under: Power Supply Circuits, SMPS and Converters Tagged With: 220V, Circuits, Customized, Design, SMPS

Using TSOP17XX Sensors with Customized Frequencies

Last Updated on August 3, 2019 by Swagatam 15 Comments

tsop

The TSOP17XX series ICs are special infrared sensor devices built for responding to specific range of infrared frequencies and convert it into an electrical pulsed output. It thus features a foolproof immunity to other forms of IR signals. Due to this specific center or band-pass operating frequency of a TSOP17XX, it becomes difficult to use […]

Filed Under: Sensors and Detectors Tagged With: Customized, Frequencies, Sensors, TSOP17XX

Designing a Customized Battery Charger Circuit

Last Updated on May 17, 2026 by Swagatam 166 Comments

LM338 basic adjustable power supply circuit diagram

I have designed and published a variety of battery charger circuits in this website, however the readers often get confused while selecting the right battery charger circuit for their individual applications. And I have to explicitly explain each of the readers regarding how to customize the given battery charger circuit for their specific needs. This […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Charger, Customized, Designing

Customized Water Flow Controller with Timer Circuit

Last Updated on January 27, 2019 by Swagatam 10 Comments

waterflowcontrollercircuit

In this article I have explained a customized water flow controller circuit with timer.he idea was requested by Mr. Daljeet Singh Sokhey. Technical Specifications Right now I am working on a different project and would like your help. There are 2 inputs and both must remain high for a period of 30 seconds for the […]

Filed Under: Timer and Delay Relay Tagged With: Controller, Customized, Flow, Timer, Water

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