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LM2596HV Adjustable DC Voltage Regulator Circuit

Last updated on 14 April 2026 by Admin-Lavi Leave a Comment

The LM2596HV is a high-voltage adjustable step-down switching regulator IC which works similar to the standard LM2596, but it supports higher input voltage up to 60V. Because of this, it is suitable for transformer-based power supply circuits, industrial DC lines, battery charging systems and adjustable bench power supplies. In this LM2596HV Adjustable DC Voltage Regulator […]

Filed Under: Power Supply Circuits

DC Step-Up Converter Circuit using Audio Amplifier IC

Last updated on 14 April 2026 by Admin-Lavi Leave a Comment

A step-up DC converter is a useful electronic circuit that increases a low DC input voltage into a higher DC output voltage. In this circuit, the TDA2004 IC works as the main switching and amplification device, although this IC is mainly designed as an audio amplifier, we can also use it for DC voltage boosting […]

Filed Under: Audio Circuits, Power Supply Circuits

CD4047 Astable Multivibrator Circuit for Blinking Two LEDs

Last updated on 13 April 2026 by Admin-Lavi Leave a Comment

Blinking two LEDs using CD4047 is one of the simplest and most useful beginner electronics projects and this circuit uses the CD4047 IC in astable mode, so it generates a continuous square wave output without any external trigger. Because of this, the two LEDs blink one after another continuously, in which one LED turns ON […]

Filed Under: Indicator Circuits, LED and Lamps

Simple Reverse Polarity Protection Buzzer Alarm Circuit

Last updated on 13 April 2026 by Admin-Lavi Leave a Comment

In many electronic circuits, wrong battery connection can damage sensitive components, therefore, a Simple Reverse Polarity Protection Buzzer Alarm Circuit gives an early warning before damage happens. This circuit is simple, low cost and easy to build, also it uses common parts like diode, resistor, LED and buzzer. When we connect the supply in the […]

Filed Under: Alarm Circuits, Battery Charger Circuits, Power Supply Circuits, Security and Protection

EMF Ghost Detector Circuit using Arduino Uno and LCD Display

Last updated on 13 April 2026 by Admin-Lavi Leave a Comment

Nowadays, many hobby electronics users like to build interesting sensor projects and an EMF Ghost Detector is one such simple and exciting project. This EMF Ghost Detector Circuit using Arduino Uno and LCD Display detects electromagnetic field changes around electrical devices, wires and nearby electronic signals. Also, many people use this type of circuit for […]

Filed Under: Arduino Projects, Sensors and Detectors

0-15V 3A Adjustable Power Supply Circuit

Last updated on 12 April 2026 by Admin-Lavi Leave a Comment

A 0-15V 3A Adjustable Power Supply Circuit gives adjustable DC voltage output from 0 volt to 15 volt and we use this circuit in electronic testing, small lab work, school projects and repair work, also this circuit helps us power many low-voltage devices safely. In this circuit, the LM350 voltage regulator IC controls the output […]

Filed Under: Power Supply Circuits

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