3 / 5 page
Dated : 22/07/2004
®
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
ST 2SC945
200
50
Tamb ( C)
0
50
25
100
150
125
75
100
150
Total power dissipation
vs. ambient temperature
300
250
Free air
Normalized collector cutoff current
vs. ambient temperature
Tamb ( C)
0
1
40
20
60
10
100
1000
10000
140
100
80
120
160
Ta=75 C
25 C
-25 C
COLLECTOR CURRENT, mA
0.01
200
80
40
0
160
120
280
240
320
360
200
10
1
0.1
COLLECTOR CURRENT, mA
0.1
0.01
100
0.5V
1.0V
2.0V
3.0V
80
40
0
160
120
VCE=6.0V
pulsed
h FE - IC
280
240
360
320
100
110
h FE - IC
VCE=6V
pulsed
1
VCE, V
0.8
20
0
0
0.4
1.6
I B=0.1mA
1.2
2.0
2
0
10
0
50
IB=0.5 A
20
30
VCE, V
40
Collector current vs.
collector emitter voltage
Collector current vs.
collector emitter voltage
40
60
100
80
0.5
0.2
0.3
0.4
1.0
0.9
0.6
0.8
0.7
6
4
10
8
3.5
3
2
2.5
1.5
4.5
4
Chinese ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
