2SD1878 1500V 5A 60W * * NPN

2SD1876 1500V 3A 50W * * NPN

2SD1739 1500V 6A 100W * * NPN

2SD1738 1500V 5A 100W * * NPN

2SD1737 1500V 3.5A 60W * * NPN

2SD1732 1500V 7A 120W * * NPN

2SD1731 1500V 6A 100W * * NPN