Diode IF(av)= 400A, VRRM>600V, trr<50ns, Tjm=125C, Soft Recovery Behaviour. Sirectifier: 400A/600V Fast Recovery Diodes,DiodeIF(av)= 400A, VRRM>600V,trr<50ns, Tjm=125C,Soft Recovery Behaviour,International Standard Package,easy to directly instead of International Brand same Type. TYPE IF(av)VRRM trr Tjm SUR400-06NB 400A >600V <50ns 125C