Would you let me know the conditions about the θja of LTC4020 (34C/W) ?
Cu thickness: 1OZ or 2OZ?
GND area for cooling:
I'm going to make a trial board using 2 layers but I need to know 2 layer board is feasible regarding thermal issue..
My spec is Vin=50V, Vbat_setting=40V, Icharge=5A