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XL6009 DC-DC Converter IC: Pinout, Working, Circuit Diagram, and Applications

Last Updated on April 15, 2026 by Swagatam Leave a Comment

XL6009 is a DC-DC switching regulator IC, and we use it where lower voltage DC has to be lifted higher, or sometimes changed other ways, boost, buck-boost, flyback, even inverting, all that is possible depending how outside parts are connected. Why XL6009 is More Efficient Than Linear Regulators It is not like old regulator types […]

Filed Under: SMPS and Converters Tagged With: Applications, Converter, DC, Pinout, Working, XL6009

220V AC to 12V DC Flyback SMPS Circuit using IC 555 (7555)

Last Updated on April 15, 2026 by Swagatam Leave a Comment

This practical flyback SMPS circuit uses ICM7555 as the main oscillator, and yep the whole idea is to take 220V AC mains directly then convert it into isolated low voltage DC through a ferrite transformer.. Unlike many PWM controller designs, here we have very few parts but still it gives mains isolation, voltage feedback, current […]

Filed Under: SMPS and Converters Tagged With: 12V, 220V, AC, DC, Flyback, SMPS

12V DC to 220V DC Boost Converter Circuit

Last Updated on March 17, 2026 by Swagatam 126 Comments

In this article I have explained a very simple method of acquiring 220V DC from a 12V DC source. The idea utilizes inductor/oscillator based boost topology with the help of the IC 555. Circuit Operation Now let us learn more about this simple 12V to 220V DC boost converter circuit, which is built around IC […]

Filed Under: Power Supply Circuits Tagged With: 12V, 220V, Boost, Converter, DC

DC to DC Converter Circuits using SG3524 [Buck, Boost Designs]

Last Updated on July 5, 2025 by Swagatam 50 Comments

SG3524 boost converter compressed

A DC to DC converter is basically a switch-mode power supply, designed to work either as a boost-converter to step-up a low voltage DC to a higher voltage DC, or as a buck-converter to step-down a higher voltage DC to a lower voltage DC. The switched mode conversion ensures that the power transfer in the […]

Filed Under: SMPS and Converters Tagged With: Boost, Buck, Circuits, Converter, DC, SG3524

USB 5V To 24V DC to DC Boost Power Regulator Module

Last Updated on May 9, 2025 by Swagatam Leave a Comment

This is a USB 5V to 24V Adjustable Boost Converter Module and it helps us step up a lower voltage into a higher voltage which we can adjust as needed. Now let us go through everything in detail step by step. Inputs – Where We Give Power Now we got three ways to power this […]

Filed Under: Voltage Control and Protection Tagged With: 24v, Boost, DC, Power, Regulator, USB

DC-DC Boost Module (0.9V~5V) to 5V 600mA USB Step-up Board

Last Updated on May 9, 2025 by Swagatam Leave a Comment

So this is a DC-DC boost converter that takes a low voltage (0.9V to 5V) and steps it up to a stable 5V. We use this when we have a small battery, but we need 5V output, like for USB devices. It is super useful for battery-powered projects and small electronics. Main Features How It […]

Filed Under: Power Supply Circuits Tagged With: 600mA, Boost, DC, Module, Step, USB

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