2N4449 Specs and Replacement
Type Designator: 2N4449
Material of Transistor: Si
Polarity: NPN
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 0.3 W
Maximum Collector-Base Voltage |Vcb|: 40 V
Maximum Collector-Emitter Voltage |Vce|: 15 V
Maximum Emitter-Base Voltage |Veb|: 4 V
Maximum Collector Current |Ic max|: 0.2 A
Max. Operating Junction Temperature (Tj): 200 °C
Electrical Characteristics
Transition Frequency (ft): 500 MHz
Collector Capacitance (Cc): 4 pF
Forward Current Transfer Ratio (hFE), MIN: 40
Package: TO46
2N4449 Substitution
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2N4449 datasheet
TECHNICAL DATA NPN SILICON SWITCHING TRANSISTOR Qualified per MIL-PRF-19500/317 Devices Qualified Level 2N2369A 2N4449 JAN 2N2369AU 2N4449U JANTX 2N2369AUA 2N4449UA JANTXV 2N2369AUB 2N4449UB MAXIMUM RATINGS Ratings Symbol All UB All others Unit Collector-Emitter Voltage 20 15 Vdc VCEO Emitter-Base Voltage 6.0 4.5 Vdc VEBO Collector-Base Voltage 40 Vdc VCBO ... See More ⇒
TECHNICAL DATA NPN SILICON SWITCHING TRANSISTOR Qualified per MIL-PRF-19500/317 Devices Qualified Level 2N2369A 2N4449 JAN 2N2369AU 2N4449U JANTX 2N2369AUA 2N4449UA JANTXV 2N2369AUB 2N4449UB MAXIMUM RATINGS Ratings Symbol All UB All others Unit Collector-Emitter Voltage 20 15 Vdc VCEO Emitter-Base Voltage 6.0 4.5 Vdc VEBO Collector-Base Voltage 40 Vdc VCBO ... See More ⇒
Detailed specifications: 2N4434, 2N4435, 2N4436, 2N4437, 2N4438, 2N4439, 2N444, 2N4440, D965, 2N444A, 2N445, 2N4450, 2N4451, 2N4452, 2N4453, 2N445A, 2N446
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