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Power Supply Circuits

Fast Charger Circuit with Auto Cut Off

Last updated on 27 May 2026 by Admin-Lavi Leave a Comment

To begin with, this Fast Charger Circuit with Auto Cut Off is fast charger for battery like car battery or backup battery; also it charges battery very quick but there is no need worry it wont overcharge. Furthermore, inside circuit there are safety part when the battery is full it stops charging by itself, this […]

Filed Under: Automobile Circuits, Battery Charger Circuits, DIY Projects, Power Supply Circuits

30V 1Amp Transformerless Power Supply Circuit

Last updated on 26 May 2026 by Admin-Lavi Leave a Comment

This 30V 1Amp Transformerless Power Supply Circuit works like small adapter for our electronic, as it takes normal high voltage electric and change it to low safe voltage to what our devices need. No large transformer is required because the circuit uses special components such as capacitors and diodes to perform the same function. Like […]

Filed Under: DIY Projects, Power Supply Circuits

Simple Flip Flop Circuit

Last updated on 26 May 2026 by Admin-Lavi Leave a Comment

Think about small switches, they only do “ON” or “OFF”, but this Simple Flip Flop Circuit is same like that but for electronics. It stay in two state like 0 or 1, this small switch is very important it can remember stuff, keep data and help control what happen next like timing and by coordinating […]

Filed Under: DIY Projects, Mini Projects, Power Supply Circuits

LM317 IC Solar Charger Circuit with Auto Cut off

Last updated on 25 May 2026 by Admin-Lavi Leave a Comment

LM317 IC Solar Charger Circuit with Auto Cut off works like smart nanny for a battery, as it takes sunlight and charge battery but stop at right time. Also, inside it have one smart chip called LM317 which control charging and gives battery only needed power which is not too much. The best part is […]

Filed Under: Automation Circuits, Battery Charger Circuits, Power Supply Circuits, Solar Circuits

Mains AC Transients Indicator Circuit

Last updated on 25 May 2026 by Admin-Lavi Leave a Comment

Think like anyone have one small device to check its home electricity going up and down; then this Mains AC Transients Indicator Circuit is same like that but only for sudden high voltage. These high voltage come from lightning and big machine turning ON or power change, also this circuit have one sensor who is […]

Filed Under: 555 Timer Projects, Indicator Circuits, Power Supply Circuits, Security and Protection

DC Voltage Doubler Circuit

Last updated on 24 May 2026 by Admin-Lavi Leave a Comment

DC Voltage Doubler Circuit is like small power booster, which takes normal battery power and make almost double. Also, it use smart parts like diodes and capacitors and they work like tiny switch and small electric bucket; sometimes many also use transistor or tiny chip to help. Imagine electric flow from battery like small stream, […]

Filed Under: 555 Timer Projects, DIY Projects, Power Supply Circuits

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