2SD217
(2SD217 / 2SD218) NPN SILICON EPITAXIAL MESA TRANSISTOR (ETC)
2SD2170
Medium Power Transistor (Rohm)
2SD2171S
(2SDxxxx) MEDIUM POWER TRANSISTOR (Rohm)
2SD2176
NPN Epitaxial Planar Silicon Transistor (Sanyo Semicon Device)
2SD2177
Silicon NPN Transistor (Panasonic Semiconductor)
2SD2177A
Silicon NPN Transistor (Panasonic Semiconductor)
2SD2178
Silicon NPN epitaxial planar type Transistor (Panasonic Semiconductor)
2SD2179
Silicon PNP Transistor (Panasonic Semiconductor)
2SD2100
PNP/NPN Epitaxial Planar Silicon Transistors (Sanyo Semicon Device)
2SD2101
Silicon NPN Transistor (Hitachi Semiconductor)