- 2N3666
- Advanced Semiconductor, Inc.
- Silicon Transistor Selection Guide
- 2N3666
- Api Electronics Group
- 2000 mA, 80 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-5
- 2N3666
- Api Electronics, Inc.
- Short form transistor data
- 2N3666
- Central Semiconductor Corp.
- 80 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-39
- 2N3666LEADFREE
- Central Semiconductor Corp.
- 80 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-39
- 2N3666
- Crimson Semiconductor
- Transistor Selection Guide
- 2N3666
- Silicon Transistor Corp.
- Industrial Grade Power Transistors
- 2N3666
- National Semiconductor
- Medium Power NPN Transistors
- 2N3666
- Semitronics Corp.
- Silicon Power Transistors
- 2N3666
- Solidev Semiconductors
- Solid State Products (Transistor Guide)
- 2N3666
- Solitron Devices, Inc.
- 1000 mA, 80 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-5
- 2N3666
- General Diode
- Transistor Selection Guide