- 2N6121
- Advanced Semiconductor, Inc.
- 4 A, 45 V, NPN, Si, POWER TRANSISTOR, TO-220AB
- 2N6121
- Boca Semiconductor
- Medium Power Linear and Switching Applications
- 2N6121
- Continental Device India Limited
- PLASTIC POWER TRANSISTORS, Medium Power Linear and Switching Applications
- 2N6121
- Central Semiconductor Corp.
- 4 A, 45 V, NPN, Si, POWER TRANSISTOR, TO-220AB
- 2N6121LEADFREE
- Central Semiconductor Corp.
- 4 A, 45 V, NPN, Si, POWER TRANSISTOR, TO-220AB
- 2N6121
- Crimson Semiconductor
- EPITAXIAL BASE Transistor
- 2N6121
- Fairchild Semiconductor
- Full Line Condensed Catalogue 1977
- 2N6121
- General Electric Solid State
- Epitaxial-base, silicon N-P-N VERSAWATT transistor. 45V.
- 2N6121
- Micro Electronics
- Semiconductor Devices
- 2N6121
- Mospec Semiconductor
- Complementary Silicon Plastic Power Transistor
- 2N6121
- National Semiconductor
- Transistors
- 2N6121
- Rectron Semiconductor Inc.
- 4 A, NPN, Si, POWER TRANSISTOR, TO-220AB
- 2N6121
- Semiconductors, Inc.
- Power Transistors
- 2N6121
- Stmicroelectronics
- Shortform Data Book 1988