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PN2221 PN2221A PN2222 PN2222A
SILICON NPN TRANSISTORS
w w w. c e n t r a l s e m i . c o m
DESCRIPTION: The CENTRAL SEMICONDUCTOR PN2221, PN2222 series devices are silicon NPN epitaxial planar transistors designed for small signal, general purpose switching applications.
MARKING: FULL PART NUMBER
TO-92 CASE
MAXIMUM RATINGS: (TA=25°C) Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Continuous Collector Current Power Dissipation Operating and Storage Junction Temperature
SYMBOL
VCBO VCEO VEBO
IC PD TJ, Tstg
PN2221 PN2222
PN2221A PN2222A
60
75
30
40
5.0
6.0
800
625
-65 to +150
UNITS V V V mA
mW °C
ELECTRICAL CHARACTERISTICS: (TA=25°C) SYMBOL TEST CONDITIONS
ICBO
VCB=50V
ICBO
VCB=60V
ICEV
VCE=60V, VEB=3.0V
IEBO
VEB=3.
PN2221 Datasheet
