Vec-643 -

While VEC-643 holds great promise, there are challenges to overcome before its widespread adoption:

| Original Part | Replacement Candidate | Notes on Compatibility | | :--- | :--- | :--- | | | Vishay MKP1848 Series | Direct electrical match, but different lead spacing. Check PCB layout. | | VEC-643 | Cornell Dubilier 940C Series | Slightly higher surge current rating (better performance). | | VEC-643 | KEMET C4AF Series | Smaller footprint, but derate temperature to 85°C. | | VEC-643 | Murata DSS Series | Exact recovery time match for high-frequency switching. | VEC-643