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2N2221A Datasheet(PDF) 1 Page - Microsemi Corporation

Part No. 2N2221A
Description  NPN SILICON SWITCHING TRANSISTOR
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Maker  MICROSEMI [Microsemi Corporation]
Homepage  http://www.microsemi.com
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TECHNICAL DATA SHEET
6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / (978) 620-2600 / Fax: (978) 689-0803
Website: http: //www.microsemi.com
NPN SILICON SWITCHING TRANSISTOR
Qualified per MIL-PRF-19500/255
T4-LDS-0060 Rev. 2 (100247)
Page 1 of 6
DEVICES
LEVELS
2N2221A
2N2222A
JAN
2N2221AL
2N2222AL
JANTX
2N2221AUA
2N2222AUA
JANTXV
2N2221AUB
2N2222AUB
JANS
2N2221AUBC *
2N2222AUBC *
* Available to JANS quality level only.
ABSOLUTE MAXIMUM RATINGS (TC = +25°C unless otherwise noted)
Parameters / Test Conditions
Symbol
Value
Unit
Collector-Emitter Voltage
VCEO
50
Vdc
Collector-Base Voltage
VCBO
75
Vdc
Emitter-Base Voltage
VEBO
6.0
Vdc
Collector Current
IC
800
mAdc
Total Power Dissipation @ TA = +25°C
PT
0.5
W
Operating & Storage Junction Temperature Range
Top, Tstg
-65 to +200
°C
THERMAL CHARACTERISTICS
Parameters / Test Conditions
Symbol
Max.
Unit
Thermal Resistance, Junction-to-Ambient
2N2221A, L
2N2221AUA
2N2221AUB, UBC
2N2222A, L
2N2222AUA
2N2222AUB, UBC
RθJA
325
210
325
°C/W
Note:
Consult 19500/255 for thermal performance curves.
1.
Derate linearly 3.08mW/°C above TA > +37.5°C
2.
Derate linearly 4.76mW/°C above TA > +63.5°C
ELECTRICAL CHARACTERISTICS (TA = +25°C, unless otherwise noted)
Parameters / Test Conditions
Symbol
Min.
Max.
Unit
OFF CHARACTERTICS
Collector-Emitter Breakdown Voltage
IC = 10mAdc
V(BR)CEO
50
Vdc
Collector-Base Cutoff Current
VCB = 75Vdc
VCB = 60Vdc
ICBO
10
10
μAdc
ηAdc
Emitter-Base Cutoff Current
VEB = 6.0Vdc
VEB = 4.0Vdc
IEBO
10
10
μAdc
ηAdc
Collector-Emitter Cutoff Current
VCE = 50Vdc
ICES
50
ηAdc
TO-18 (TO-206AA)
2N2221A, 2N2222A
4 PIN
2N2221AUA, 2N2222AUA
3 PIN
2N2221AUB, 2N2222AUB
2N2221AUBC, 2N2222AUBC
(UBC = Ceramic Lid Version)




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