| 106001 | 2SK654 | FAST SWITCHING N-CHANNEL SILICON POWER MOSFET | NEC |
| 106002 | 2SK655 | Small-signal device - Small-signal FETs - MOS FETs | Panasonic |
| 106003 | 2SK656 | Small-signal device - Small-signal FETs - MOS FETs | Panasonic |
| 106004 | 2SK657 | Small-signal device - Small-signal FETs - MOS FETs | Panasonic |
| 106005 | 2SK659 | N-Channel MOS Field Effect Power Transistor | NEC |
| 106006 | 2SK659 | N CHANNEL MOS FIELD EFECT POWER TRANSISTOR | NEC |
| 106007 | 2SK660 | N-CHANNEL SILICON JUNCTION FIELD EFFECT TRANSISTOR FOR IMPEDANCE CONVERTER OF ECM | NEC |
| 106008 | 2SK662 | Small-signal device - Small-signal FETs - Junction FETs | Panasonic |
| 106009 | 2SK663 | Small-signal device - Small-signal FETs - Junction FETs | Panasonic |
| 106010 | 2SK664 | Small-signal device - Small-signal FETs - MOS FETs | Panasonic |
| 106011 | 2SK665 | Small-signal device - Small-signal FETs - MOS FETs | Panasonic |
| 106012 | 2SK669 | N-Channel Enhancement Silicon MOSFET Very High-Speed Switch, Analog Switch Applications | SANYO |
| 106013 | 2SK678 | 2SK678 | TOSHIBA |
| 106014 | 2SK679 | N-CHANNEL MOS FET FOR HIGH-SPEED SWITCHING | NEC |
| 106015 | 2SK679A | N-CHANNEL MOS FET FOR HIGH-SPEED SWITCHING | NEC |
| 106016 | 2SK679A-T | MOS type field effect transistor | NEC |
| 106017 | 2SK679A-T/JD | MOS type field effect transistor | NEC |
| 106018 | 2SK679A-T/JM | MOS type field effect transistor | NEC |
| 106019 | 2SK679A/JD | MOS type field effect transistor | NEC |
|
| 106020 | 2SK679A/JM | MOS type field effect transistor | NEC |
| 106021 | 2SK680 | N-CHANNEL MOS FET FOR HIGH SPEED SWITCHING | NEC |
| 106022 | 2SK680A | N-CHANNEL MOS FET FOR HIGH SPEED SWITCHING | NEC |
| 106023 | 2SK681 | N-Channel MOS Field Effect Power Transistor | NEC |
| 106024 | 2SK681 | N-CHANNEL MOS FET FOR HIGH SPEED SWITCHING | NEC |
| 106025 | 2SK681A | N-CHANNEL MOS FET FOR HIGH SPEED SWITCHING | NEC |
| 106026 | 2SK684 | SILICON N-CHANNEL MOS FET | Unknow |
| 106027 | 2SK685 | SILICON N-CHANNEL MOS FET | Unknow |
| 106028 | 2SK68A | N-Channel Junction Field Effect Transistor | NEC |
| 106029 | 2SK690 | Gallium Arsenide Devices | Panasonic |
| 106030 | 2SK695 | SILICON N-CHANNEL MOS FET | Unknow |
| 106031 | 2SK699 | N-Channel MOS Field Effect Power Transistor | NEC |
| 106032 | 2SK699 | N CHANNEL MOS FIELD EFFECT POWER TRANSISTOR | NEC |
| 106033 | 2SK700 | N-Channel MOS Field Effect Power Transistor | NEC |
| 106034 | 2SK700 | N-channel MOS feild effect power transistor. | NEC |
| 106035 | 2SK701 | N-Channel MOS Field Effect Power Transistor | NEC |
| 106036 | 2SK701 | N-channel MOS feild effect power transistor. | NEC |
| 106037 | 2SK701 | N-CHANNEL MOS FIELD EFFECT POWER TRANSISTOR | Unknow |
| 106038 | 2SK702 | N-Channel MOS Field Effect Power Transistor | NEC |
| 106039 | 2SK702 | N-CHANNEL MOS FIELD EFFECT POWER TRANSISTOR | NEC |
| 106040 | 2SK703 | N-Channel MOS Field Effect Power Transistor | NEC |
