The post presents a simple Li-ion emergency light circuit with over charge and low battery cut off features. The Circuit was requested by Mr. Saeed Abu and Y0f4N. Technical Requirement […]
Search Results for: battery charger
2 Mosquito Swatter Bat Circuits Explained
Mosquitoes are a big menace to humankind and these are present in every corner of the world. A cool way of avenging yourself could by eliminating these “devils” through electrocution. […]
5V 3 Amp Fixed Voltage Regulator Circuit using IC LM123
The article explains the main specifications, datasheet and circuit application notes of the IC LM123, LM323 which are precision 5V, 3 amp fixed voltage regulator IC. These ICs can be […]
IC 555 Automatic Emergency Light Circuit
The discussed 2 simple IC 555 based emergency lamp system employs just a single IC 555 and yet is able to switch more than 20 LEDs directly, it will illuminate […]
Automatic Micro UPS Circuit
The following article discusses a simple automatic micro UPS circuit which can be used with modems for acquiring uninterrupted power from a DC source, and battery during mains power failures. […]
3 Simple DC UPS Circuits for Modem/Router
In the following article we discuss 3 useful DC to DC uninterruptible power supply circuits or DC UPS circuits for low DC to DC uninterruptible power applications The first idea below […]