Power Transistors
P
C
鈥?Ta
100
2SC5514
Area of safe operation, horizontal operation ASO
35
f=64kHz, T
C
<90藲C
Area of safe operation with
respect to the single pulse
overload curve at the time of
switching ON, shutting down
by the high voltage spark,
holding down and like that,
during horizontal operation.
Collector power dissipation P
C
(W)
90
80
70
60
50
40
30
20
10
0
0
20
40
(2)
(3)
(1)
(1) T
C
=Ta
(2) With a 100
脳
100
脳
2mm
Al heat sink
(3) Without heat sink
30
Collector current I
C
(A)
25
20
15
10
5
<1mA
0
500
1000
1500
2000
0
60
80 100 120 140 160
Ambient temperature Ta (藲C)
Collector to emitter voltage V
CE
(V)
2
1
2
