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5 Useful Power Failure Indicator Circuits Explained

Last Updated on February 18, 2024 by Swagatam 49 Comments

power failure indicator circuit diagram

In this post I have explained 5 useful power supply failure indicator circuits which can be used to get an instant indication regarding an input power failure situation. This post includes the following 5 types power failure indicator circuits: Main Function The main function of the proposed power failure indicator circuits is to alert or […]

Filed Under: Indicator Circuits

Diodes: Working, How to Use, Applications

Last Updated on January 3, 2024 by Swagatam 2 Comments

Hydraulic analogy of diode

It’s John Ambrose Fleming (1849-1945), a British engineer, who invented the first diode in 1904, in the form of an electron tube. Later, with the development of semiconductor technology, the diode became a dipole consisting of two substrates: one, rich in free electrons, and of type N, the other deficient in electrons, and of type […]

Filed Under: Electronics Theory

Best IC 4060 Circuits and Projects

Last Updated on March 14, 2023 by Swagatam 9 Comments

image 19

The IC 4060 is a widely used integrated circuit in electronic circuits due to its capacity to operate as a timer, oscillator, and divider. It is the perfect option for professionals, students, and enthusiasts alike due to its affordability and adaptability. There are many IC 4060 circuit projects that can be built, ranging from simple […]

Filed Under: Mini Projects

IC MP1584 Datasheet and Circuit Diagram

Last Updated on February 23, 2023 by Swagatam 30 Comments

MP1584 IC datasheet

The MP1584 is a high-frequency synchronous step-down DC-DC buck converter IC manufactured by MPS (Monolithic Power Systems). This IC is widely used for applications which demand high efficiency and a compact form factor, for example operating portable devices, IoT modules, and other low-power electronics. Here’s the complete datasheet for the MP1584: Electrical Characteristics Pin Configuration […]

Filed Under: Datasheets and Components

AC Ammeter Circuit for Measuring Current across 220 V Appliances

Last Updated on January 1, 2024 by Swagatam 6 Comments

AC ammeter circuit

In this article I have explained how to build a simple AC ammeter circuit which can be used for checking the current consumption of household 220 V or 120 V appliances. The main reason for high monthly utility bills is the use of large electrical equipment like refrigerators, washers and dryers, dishwashers, etc. These appliances […]

Filed Under: Meters and Testers

Gel Cell Battery Charger Circuit [Constant Current, Constant Voltage]

Last Updated on November 22, 2023 by Swagatam 42 Comments

Fig 1

In this post I have explained what are gel cell batteries and also learn how to build a specialized charger for charging a gel cell battery, with full calculations. The proposed circuit works in two modes: it starts charging a discharged gel cell battery with constant current, until the full charge voltage is reached across […]

Filed Under: Battery Charger Circuits

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