- 2N2221A
- Advanced Semiconductor, Inc.
- Silicon Transistor Selection Guide
- 2N2221A
- Thomson-csf
- Shortform Semiconductor Catalogue 1982
- J 2N2221A
- Thomson-csf
- Condensed Data Book 1977
- J-2N2221A
- Thomson-csf
- Shortform Semiconductor Catalogue 1982
- J.2N2221A
- Thomson-csf
- Condensed Data Book 1977
- J2N2221A
- Thomson-csf
- Condensed Data Book 1977
- 2N2221A
- Bharat Electronics Ltd
- Transistor Selection Guide
- 2N2221A
- Boca Semiconductor
- NPN SILICON PLANAR SWITCHING TRANSISTORS - Pol=NPN / Pkg=TO18 / Vceo=40 / Ic=0.8 / Hfe=40-120 / fT(Hz)=250M / Pwr(W)=0.5
- 2N2221A
- Continental Device India Limited
- (2n2222A) NPN Silicon Planar Switching Transistor - Pol=NPN / Pkg=TO18 / Vceo=40 / Ic=0.8 / Hfe=40-120 / fT(Hz)=250M / Pwr(W)=0.5
- 2N2221A
- Central Semiconductor
- Bipolar Transistors - BJT NPN Gen Pur SS
- 2N2221ALEADFREE
- Central Semiconductor Corp.
- 800 mA, 40 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-18
- 2N2221A
- Crimson Semiconductor
- Transistor Selection Guide
- JTX2N2221A
- Crystalonics
- 800 mA, 50 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-206AA
- JTXV2N2221A
- Crystalonics
- 800 mA, 50 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-206AA
- 2N2221A
- Ferranti Semiconductors
- Shortform Data Book 1971
- 2N2221A
- Diode Transistor Co., Inc.
- SMALL SIGNAL TRANSISTORS