The NCP51561 evaluation board is offered in three types. Type A includes two silicon junction or silicon carbide MOSFET PCB footprints for the TO-247-3LD package. Type B includes two silicon junction or silicon carbide MOSFET PCB footprints for the TO-247-4LD package. Finally, Type C includes two silicon junction or silicon carbide MOSFET PCB footprints for the TD2PAK-7L package.