An improved PV battery charger for low cost low power stand alone low power systems

FREE-DOWNLOAD S Basu, L Norum… – Sustainable Energy Technologies, 2008.
. The proposed circuit uses a linear regulator with smart control algorithm to provide temperature .
The microcontroller also senses the battery charging current through R6, to provide various
charging . Based on the sensed temperature, the duty cycle of Channel 1 is modulated and