MMBTA42_15 查看數據表（PDF） - Diodes Incorporated.
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MMBTA42_15 Datasheet PDF : 5 Pages
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Typical Electrical Characteristics
400
Note 1
350
300
250
200
150
100
50
0
0 25 50 75 100 125 150 175 200
10,000
TA, AMBIENT TEMPERATURE (°C)
Fig. 1, Max Power Dissipation vs
Ambient Temperature
VCE = 5V
1,000
TA = 150°C
100
TA = -50°C
TA = 25°C
10
1
1
10
100
1000
IC, COLLECTOR CURRENT (mA)
Fig. 3, DC Current Gain vs
Collector Current
MMBTA42
2.0
1.8
IC
IB
=
10
1.6
1.4
TA = 150°C
1.2
1.0
TA = 25°C
0.8
0.6
0.4
0.2
TA = -50°C
0
1
10
100
1000
IC, COLLECTOR CURRENT (mA)
Fig. 2, Collector Emitter Saturation Voltage
vs. Collector Current
1.0
VCE = 5V
0.9
0.8
TA = -50°C
0.7
0.6
0.5
TA = 25°C
0.4
0.3
TA = 150°C
0.2
0.1
0.1
1
10
100
IC, COLLECTOR CURRENT (mA)
Fig. 4, Base Emitter Voltage vs Collector Current
MMBTA42
Document number: DS30062 Rev. 12 - 2
3 of 5
www.diodes.com
October 2015
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