Presented here is the Hydropower Generation circuit that generates power from a water pipe in a building using a microturbine. The generated electricity can be used to charge batteries, which can be ...

Circuit Digest’s LiteWing is a low-cost DIY drone controlled by an ESP32 module, based on a custom PCB and off-the-shelf parts that costs around 1000 Rupees to make, or $12 at today’s exchange rate.

In this tutorial, we are going to build a Lithium Battery Charger & Booster Module by combining the TP4056 Li-Ion Battery Charger IC and FP6291 Boost Converter IC for a single-cell Lithium battery. A ...

The 18650 lithium cell is an important part of this power bank circuit. The term 18650 cell is due to the cell dimension, it is cylindrical in shape with a 18mm diameter and a height of 65mm. Also, ...

Here is a tried and tested sample circuit of a Li-Ion battery charger that can be used to charge any 3.7V Li-Ion battery using a 5VDC (USB, Solar Panel…) power supply. At the heart of the circuit is ...