- 2N398
- American Microsemiconductor, Inc.
- 100 mA, 105 V, PNP, Ge, SMALL SIGNAL TRANSISTOR, TO-9
- 2N398
- Central Semiconductor Corp.
- 100 mA, PNP, Ge, SMALL SIGNAL TRANSISTOR, TO-5
- 2N3980
- Central Semiconductor
- MU4893
- 2N398A
- Central Semiconductor Corp.
- 200 mA, PNP, Ge, SMALL SIGNAL TRANSISTOR, TO-5
- 2N398B
- Central Semiconductor Corp.
- 200 mA, PNP, Ge, SMALL SIGNAL TRANSISTOR, TO-5
- 2N3980
- Motorola / Freescale Semiconductor
- Silicon annular PN unijunction transistor.
- JAN2N398A
- General Electric
- Semiconductor Data Book 1971
- 2N398
- Germanium Power Devices Corp.
- Germanium PNP Mesa Transistors
- 2N398A
- Germanium Power Devices Corp.
- Germanium PNP Mesa Transistors
- 2N398
- Microchip Technology, Inc.
- 105 V, PNP, Ge, SMALL SIGNAL TRANSISTOR, TO-5
- 2N398A
- Microchip Technology, Inc.
- 105 V, PNP, Ge, SMALL SIGNAL TRANSISTOR, TO-5
- 2N3980
- Semiconductors, Inc.
- Unijunction Transistors
- 2N398
- Semitronics Corp.
- Alloy-junction Germanium Transistors
- 2N398A
- Semitronics Corp.
- Alloy-junction Germanium Transistors