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2N 1539 thru 2N1548 (continued)
BASE CURRENT versus EMITTER BASE VOLTAGE
10 0
II
0
YCE = - 2 Y
! o . . .. 70
..IE
...III 60
:::>
!... 50
~ 40
0
20
10
o
II
II
2N1539-2N1543 -
I 17 II
II 2N1544-2N1548
I 1'-.....~
//
//
./". ",
o 0.1
0.2
0.3
0.4 0.5
0.6
V'" EMITIER-BASE VOLTAGE (VOLTS)
DC CURRENT GAIN versus COLLECTOR CURRENT
240
YeI.=-I 2Y
200
z 160
~
5 ...II 120
:::>
80
-... .......
, / 2N1544-2Nl548
......... '- r- ~
~
2N1539-2N1543 I /
40 ~
o rI I
o
4
Ie. COLLECTOR CURRENT (AMP)
2N 1549, Athru 2N 1560, A(GERMANIUM)
PNP germanium power transistors for switching and amplifier applications in high-reliability equipment.
2N1556 Datasheet
