A Fence charger or energizer is an equipment which is used for charging(electrifying) a fence or a boundary in order to protect the inside premise from human or animal interventions. Since these boundaries are mostly of large fields and parks, are normally away from the main cities, and powering them through some renewable option becomes […]
Archives for 2012
Homemade Solar MPPT Circuit – Poor Man’s Maximum Power Point Tracker
MPPT stands for maximum power point tracker, which is an electronic system designed for optimizing the varying power output from a solar panel module such that the connected battery exploits the maximum available power from the solar panel. Introduction NOTE: The discussed MPPT circuits in this post do not employ the conventional control methods like “Perturb and […]
How to Understand and Use white LEDs – Datasheet
If you are wondering how to correctly use white LEDs in circuits so that they can be illuminated safely without damaging, then this post might help you to evaluate the same. Introduction White LEDs are the future lighting solutions for our cities and homes. They will be easily replacing the traditional CFL and other flurescent […]
3 Watt LED Datasheet
In the following post I have explained the main technical features and specifications of 3 watt white LEDs. I have explained more regarding their operating parameters and safe-operating limitations. Main Features Extreme luminosity capability Extreme working life > 50K hours. Very Low thermal resistance. SMD technology allows embedded PCB type sodering. Completely UV free design Enhanced ESD protections Image Courtesy – https://www.led-display.cc/High-Power-LED/Q1B/LP5W-80-SERIES:-5-watt-high-power-LED.jpg […]
BEL188 Transistor – Specification and Datasheet
The transistor 188 is one of my favorites, simply because even being so tiny it’s able to handle currents as high as 1 Amp. Understanding BEL188 Transistor Specification/Datasheet The transistor BEL188 is a general purpose transistor, and due to its wide voltage and current rating can be used for almost all small to medium power […]
What is Hysteresis in Electronic Circuits
You might have searched regarding what is hysteresis a number of times through many different posts on different websites, but to no avail. You might have also tried to find a comprehensive as well as an easy explanation regarding the same through various websites. However, the explanations provided over these websites are pretty long and […]





