BC857-HF Ver la hoja de datos (PDF) - ComChip
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BC857-HF Datasheet PDF : 6 Pages
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General Purpose Transistor
Electrical Characteristic Curves (BC856-HF Thru. BC858-HF Series)
Fig.1 - DC current gain as A function fo
collector current; typical values.
500
BC857A;VCE= -5V
400
300
Tamb=150°C
200
Tamb=25°C
100
Tamb=-55°C
0
-2
-10
-1
-10
-1
-10
IC, (mA)
2
3
-10
-10
Fig.2 - Base-Emitter voltage as a function
of collector current; typical values
-1200
-1000
-800
-600
-400
-200
0
-2
-10
Tamb=-55°C
Tamb=25°C
Tamb=150°C
-1
-10
BC857A;VCE= -5V
-1
-10
IC, (mA)
2
3
-10 -10
Fig.3 - Collector-Emitter saturation voltage
as a function of collector current;
typical values.
4
-10
BC857A;IC/IB= 20
3
-10
2
-10
Tamb=150°C
Tamb=25°C
Tamb=-55°C
-10
-1
-10
-1
-10
IC, (mA)
2
-10
3
-10
Fig.4 - Base-Emitter saturation voltage
as a function of collector current;
typical values
-1200
-1000
-800
-600
-400
Tamb=-55°C
Tamb=25°C
Tamb=150°C
-200
0
-1
-10
BC857A;IC/IB= 20
2
3
-1
-10
-10
-10
IC, (mA)
Fig.5 - DC current gain as a function fo
collector current; typical values.
1000
BC857B;VCE= -5V
800
600
Tamb=150°C
400
Tamb=25°C
200
Tamb=-55°C
0
-2
-10
-1
-10
2
3
-1
-10 -10
-10
IC, (mA)
Fig. 6 - Base-Emitter voltage as a function
of collector current; typical values.
-1200
-1000
-800
-600
-400
-200
0
-2
-10
Tamb=-55°C
Tamb=25°C
Tamb=150°C
-1
-10
BC857B;VCE=-5V
2
3
-1
-10 -10
-10
IC, (mA)
Company reserves the right to improve product design , functions and reliability without notice.
QW-JTR16
Comchip Technology CO., LTD.
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