USB-Powered NiCd-NiMH Battery Charger
A simple USB-powered battery charger for a single 1.2V NiCd (nickel-cadmium) or NiMH (nickel-metal hydride) rechargeable battery....
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DC-DC Mini 5V Step-Up Power Boost Converter Module
The dc-dc mini 5V step-up power boost converter module provides 5V DC stable voltage output at various input range - 0.9V, 1.5...
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LM317 Adjustable Voltage Regulator Circuit Working Explanation
The adjustable voltage regulator can be adjusted to provide any d.c. output voltage that is within its two specified limits. The most pop...
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AC Lamp Dimmer Circuit Working Explanation
Power controllers are different where Dimmers belong to the category of phase pulse power controllers. Although, a triac may be fired into...
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12V 2A Switch Mode Power Supply with LP2704A
12 Volt 2 Amp switch mode power supply takes an AC input of 100-240V and gives stabilized 12V 2A DC output with low ripple and ...
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Flashlight using Dead Discharged Battery
The portable equipment always needs power supplies batteries and batteries that we use and through away so much that Mother Nature can'...
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