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2N4449UA

Microsemi Corporation
Part Number 2N4449UA
Manufacturer Microsemi Corporation
Description NPN SILICON SWITCHING TRANSISTOR
Published Mar 23, 2005
Detailed Description TECHNICAL DATA NPN SILICON SWITCHING TRANSISTOR Qualified per MIL-PRF-19500/317 Devices 2N2369A 2N2369AU 2N2369AUA 2N236...
Datasheet PDF File 2N4449UA PDF File

2N4449UA
2N4449UA

Overview
TECHNICAL DATA NPN SILICON SWITCHING TRANSISTOR Qualified per MIL-PRF-19500/317 Devices 2N2369A 2N2369AU 2N2369AUA 2N2369AUB Qualified Level 2N4449 2N4449U 2N4449UA 2N4449UB JAN JANTX JANTXV MAXIMUM RATINGS Ratings Collector-Emitter Voltage Emitter-Base Voltage Collector-Base Voltage Collector-Emitter Voltage Symbol VCEO VEBO VCBO VCES All UB 20 6.
0 All others 15 4.
5 Unit Vdc Vdc Vdc Vdc W W 40 40 @ TA = +250C @ TC = +250C Total Power Dissipation 2N2369A; 2N4449 0.
50(1) 1.
2(2) (5) All UA 0.
50 1.
2(2) PT (6) All UB 0.
40 1.
4(7) (3) All U 0.
60 1.
5(4) Operating & Storage Junction Temperature Range Top, Tstg -65 to +200 TO-18* (TO-206AA) 2N2369A 0 C THERMAL CHARACTERISTICS Characteristics Thermal Resistance, Junction-to-Case 2N2369A; 2N4449 All UA All UB All U Thermal Resistance, Ambient-to-Case 2N2369A; 2N4449 All UA All UB All U 1) Derate linearly 3.
08 mW/0C above TA = +37.
50C 2) Derate linearly 6.
85 mW/0C above TC = +250C 3) Derate linearly 3.
44 mW/0C above TA = +63.
50C 4) Derate li...


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