- 2N4921
- Advanced Semiconductor, Inc.
- 1 A, NPN, Si, POWER TRANSISTOR, TO-126
- 2N4921
- American Microsemiconductor, Inc.
- 1 A, 40 V, NPN, Si, POWER TRANSISTOR, TO-126
- 2N4921
- Central Semiconductor Corp.
- 1 A, 40 V, NPN, Si, POWER TRANSISTOR, TO-126
- 2N4921LEADFREE
- Central Semiconductor Corp.
- 1 A, 40 V, NPN, Si, POWER TRANSISTOR, TO-126
- 2N4921
- Motorola / Freescale Semiconductor
- 1A NPN GENERAL-PURPOSE POWER TRANSISTOR 30W
- TC52N4921ECT
- Microchip Technology, Inc.
- 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5
- TC52N4921ECTTR
- Microchip Technology, Inc.
- 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5
- 2N4921
- National Semiconductor
- Transistors
- 2N4921
- On Semiconductor
- TRANS NPN GP 1A 40V HP TO225AA - 2N4921
- 2N4921-D
- On Semiconductor
- Medium-Power Plastic NPN Silicon Transistors
- 2N4921G
- On Semiconductor
- TRANS NPN GP 1A 40V HP TO225AA - 2N4921G
- 2N4921
- Semiconductor Technology, Inc.
- Medium and High Power Silicon Transistors
- 2N4921
- Stmicroelectronics
- Shortform Data Book 1988