| Manufacturer | Part Number | Description |
|---|---|---|
Fairchild (now onsemi)
| 2N5639 | N-Channel Switch |
Motorola Semiconductor (now NXP Semiconductors)
| 2N5639 | SWITCHING JFET |
onsemi
| 2N5639 | JFET Chopper Transistors |
Siliconix
| 2N5639 | n-channel JFET |
Central Semiconductor
| 2N5639 | N-Channel MOSFET |
