2SB817 Transistor
SI-P NF/S-L 160V 12A 100W 15MHz

2SB819 Transistor
SI-P NF-Tr/E 50V 1A 15W

2SB891F Transistor
SI-P NF-Tr/E 50V 1A 15W

2SC1027 Transistor
Switching regulators

2SC104 transistor
Si NPN LP HF BJT