David Kuchta, Ph.D. has 10 years of experience in gardening and has read widely in environmental history and the energy transition. An environmental activist since the 1970s, he is also a historian, ...
A charge controller is a voltage or current controller which is used to keep the batteries from overcharging It maintain the rate of voltage and current coming from the solar panel to the batteries.
This Low Dropout Voltage (LDO) solar charge controller uses a simple differential amplifier and series P channel MOSFET linear regulator –their compatibility seems like a marriage made in heaven.