Here we learn about a simple switch mode power supply (SMPS) circuit which is capable of delivering 3.3V, 5V, 9V at around 800mA from a Mains input range of 100V […]
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Over Voltage Protection for Automotive Load Dump
The post explains an over voltage cut-off protection circuit in the form of automotive dump load for protecting sensitive and sophisticated modern automotive electronics from transient DC electrical spikes emanating […]
Make this DC CDI Circuit for Motorcycles
The circuit presented here is for a DC-CDI which are used in motorcycles. A DC-CDI is the one in which the high voltage (200-400VDC) is converted from 12V supply voltage. […]
How to Make an ATX UPS Circuit with Charger
The post explains a simple ATX UPS circuit with an automatic charger for enabling an automatic changeover from mains to battery power during mains failures and for ensuring an uninterruptible […]
5 Simple Power Bank Circuits for Mobile Phones
The article presents a 5 assorted power bank circuits using 1.5V cell and 3.7V Li-ion cell which can be built by any individual for their personal emergency cellphone charging functionality. […]
Make this Electric Scooter/Rickshaw Circuit
The article presents a simple electric scooter circuit design which can be also modified to make an electric auto-rickshaw. The idea was requested by Mr. Steve. The Circuit Request I […]