H(+) + NADP(+) + 2 reduced [2Fe-2S]-[ferredoxin] = NADPH + 2 oxidized [2Fe-2S]-[ferredoxin] Binds 1 FAD per subunit. KM for NADH is < 0.1 uM. Homodimer. Belongs to the ferredoxin--NADP reductase type 2 family.