A very effective pure sine wave inverter circuit can be made using the IC 4047 and a couple IC 555 together with a few other passive components. Let’s learn the […]
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5630 SMD LED Driver/Tube light Circuit
The post explains a simple transformerless SMD 5630 type LED tube light circuit which can be built by anybody for illuminating home interior cheaply. The idea was requested by Mr. […]
Converting a Dead CFL into an LED Tubelight
You might have already read about this interesting idea in many different sites. It’s about converting a dead CFL into a sleek LED tube light circuit. In this post we learn the […]
IRF540N MOSFET Pinout, Datasheet, Application Explained
The IRF540N is an advanced HEXFET N-channel power mosfet, from International Rectifier. The device is extremely versatile with its current, voltage switching capabilities, and thus becomes ideal for numerous electronic […]
5V, 12V Buck Converter Circuit SMPS 220V
This step down buck converter will convert a 220V AC input from mains supply to 5V or 12V or 24V DC with 90% efficiency. The proposed buck converter is an […]
Using a Fan Dimmer for Controlling LED Intensity
The circuit idea presented in this article can be used for controlling the intensity of many LEDs through a ceiling fan dimmer switch unit. This circuit was requested by Mr. Joseph who […]