2N2221A 2N2222A
SILICON
NPN TRANSISTORS
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DESCRIPTION: The CENTRAL SEMICONDUCTOR 2N2221A and 2N2222A are silicon
NPN epitaxial planar
transistors designed for small signal, general purpose switching applications.
MARKING: FULL PART NUMBER
TO-18 CASE
MAXIMUM RATINGS: (TA=25°C) Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Continuous Collector Current Power Dissipation Power Dissipation (TC=25°C) Operating and Storage Junction Temperature Thermal Resistance Thermal Resistance
SYMBOL VCBO VCEO VEBO IC PD PD TJ, Tstg ΘJA ΘJC
75 40 6.
0 800 500 1.
8 -65 to +200 350 97
UNITS V V V mA
mW W °C °C/W °C/W
ELECTRICAL CHARACTERISTICS: (TA=2...