2N3279 thru 2N3282 (GERMANIUM)
CASE 20
(10·72)
PNP germanium epitaxial mesa transistors for highgain, low-noise amplifier, oscillator, mixer and frequency multiplier applications.
MAXIMUM RATINGS
Rating
Collector-Emitter
Voltage
Collector-Emitter
Voltage
Collector-Base
Voltage
Emitter-Base
Voltage
Collector Current
Total Device Dissipation @ TA = 25° C Derate above 25°C
Ope-rating and Storage Junction Temperature Range
Symbol
VCEO VCES VCB VEB
IC PD
TJ , Tstg
2N3279 2N3280
20
2N3281 2N3282
15
30
30
1.
0 0.
5
50
100 1.
33
-65 to +100
Unit
Vdc Vdc Vdc
mAdc mW mW/oC °c
POWER GAIN AND NOISE FIGURE Jersus COllECTOR CURRENT
_MHz
25
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