2N2221 series datasheets. Manufacturer: BOCA.

2N2221A NPN silicon planar switching transistor in 3-pin TO-18 package. Operational temperature range from -65°C to 200°C. Datasheet*) 2N2222A NPN silicon planar switching transistor in 3-pin TO-18 package. Operational temperature range from -65°C to 200°C. Datasheet*) There are other manufacturers for this components. For more information please check 2N2221 (Continental Device India Ltd) 2N2221 (CENTR) 2N2221 (Fairchild Semiconductor) 2N2221 (Microsemi Corp.) 2N2221 (Siemens) 2N2221 (SGS-Thomson Microelectronics)

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