- 2N3993A
- Motorola / Freescale Semiconductor
- P-cannel-defletion JFET switching.
- 2N3993A
- Interfet Corporation
- P-Channel Silicon Junction Field-Effect Transistor
- 2N3993A
- National Semiconductor
- Pro-Electron Transistor Datasheets
- 2N3993A
- Solitron Devices, Inc.
- P-CHANNEL, Si, SMALL SIGNAL, JFET, TO-72
- 2N3993A
- Texas Instruments
- Discrete Devices 1978