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Explained

Accumulators Explained [Rechargeable Batteries]

Last Updated on May 17, 2026 by Swagatam 10 Comments

accumulator with electrolyte and electrodes

Unlike dry batteries, whose stored electrical energy can only be used once, accumulators have the immense advantage of reversibility, which translates into the possibility of a series of charge/discharge cycles. This means that they can undergo a series of charge/discharge cycles. They are found in applications that may require more power, such as starting the […]

Filed Under: Battery Charger Circuits Tagged With: Accumulators, Batteries, Explained, Rechargeable

IC 4020 Datasheet, Pinout Functioning Explained

Last Updated on May 17, 2026 by Swagatam 13 Comments

The IC CD4020 is a 14-bit Binary Counter IC, manufactured by Texas Instruments. It consists of 12 output pins numbered Q1 to Q14, except Q2 and Q3. Whenever an Input clock pulse is applied to the clock pin of the IC, the binary value is increased from 00 0000 0000 0000 to 11 1111 1111 […]

Filed Under: Datasheets and Components Tagged With: 4020, Datasheet, Explained, Functioning, Pinout

IC 4018 Datasheet, Pinout Function Explained

Last Updated on May 17, 2026 by Swagatam Leave a Comment

IC 4018 is a 16-pin CMOS presettable divide-by-N counter, also known as a binary counter. It is commonly used in digital electronics for frequency division and timing applications. Description The IC 4018 family includes 5 Johnson-Counter stages, buffered Q outputs from each stage, and counter preset control gating. There are CLOCK, RESET, DATA, PRESET ENABLE, […]

Filed Under: Datasheets and Components Tagged With: 4018, Datasheet, Explained, function, Pinout

EGS002 Datasheet, Circuit Diagram Explained

Last Updated on June 30, 2026 by Swagatam 269 Comments

EGS002 circuit diagram

The driver board EGS002 was created especially for single-phase sinusoid inverters. It makes use of an IR2110S driver chip and an ASIC EG8010 control chip. Protection against voltage, current, and temperature is included into the driver board. LEDs are used to indicate warnings, and fan control is included. Jumpers enable the setting of dead time, […]

Filed Under: Datasheets and Components Tagged With: Datasheet, EGS002, Explained

Freezerless Refrigerator Circuit Diagram Explained

Last Updated on May 28, 2026 by Swagatam 4 Comments

single door refrigerator circuit

Existing frost free double door refrigerators function with the help of defrost timer and defrost heater for automatic defrosting. The objective of my circuit is to convert the existing refrigerator to one, without freezer (freezerless) Written and Submitted By: Subramanian. C.N. My circuit modifies the existing circuit of my refrigerator, by replacing the existing defrost […]

Filed Under: Home Electrical Circuits Tagged With: Explained, Freezerless, Refrigerator

12 Simple IC 4093 Circuits and Projects Explained

Last Updated on June 23, 2026 by Swagatam 10 Comments

4093 piezo driver circuit

The 4093 is a 14-pin package containing four positive-logic, 2-input NAND Schmitt trigger gates as shown in the following figure. It is possible to operate the four NAND gates separately or collectively. The individual logic gates of the IC 4093 works in the following manner. As you can see each gate has two inputs (A […]

Filed Under: Mini Projects Tagged With: 4093, Circuits, Explained, Projects, Simple

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