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2SD1257-Q Datenblatt(PDF) 2 Page - Guangdong Kexin Industrial Co.,Ltd

Teilenummer 2SD1257-Q
Bauteilbeschribung  NPN Transistors
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Hersteller  KEXIN [Guangdong Kexin Industrial Co.,Ltd]
Direct Link  http://www.kexin.com.cn/index.asp
Logo KEXIN - Guangdong Kexin Industrial Co.,Ltd

2SD1257-Q Datenblatt(HTML) 2 Page - Guangdong Kexin Industrial Co.,Ltd

  2SD1257-Q Datasheet HTML 1Page - Guangdong Kexin Industrial Co.,Ltd 2SD1257-Q Datasheet HTML 2Page - Guangdong Kexin Industrial Co.,Ltd 2SD1257-Q Datasheet HTML 3Page - Guangdong Kexin Industrial Co.,Ltd  
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SMD Type
www.kexin.com.cn
2
Transistors
NPN Transistors
2SD1257
Typical Characterisitics
PC
I
a
T
C — VCE
VCE(sat) — IC
VCE(sat) — IC
VBE(sat) — IC
VBE(sat) — IC
hFE — IC
fT — IC
Cob — VCB
0
6
1
0
40
120
80
140
20
100
60
0
50
40
30
20
10
(1) TC=Ta
(2) With a 50 × 50 × 2mm
Al heat sink
(3) Without heat sink
(PC=1.3W)
(1)
(2)
(3)
Ambient temperature Ta (˚C)
2
1
0
10
8
2
6
4
0
10
8
6
4
2
TC=25˚C
IB=55mA
50mA
40mA
45mA
20mA
30mA
35mA
10mA
15mA
5mA
Collector to emitter voltage VCE (V)
0.01
0.1
1
10
0.03
0.3
3
0.01
0.03
0.1
0.3
1
3
10
30
100
IC/IB=20
TC=100˚C
25˚C
–25˚C
Collector current IC (A)
3
1
0
.
0
1
0.1
0.03
0.3
0.01
0.03
0.1
0.3
1
3
10
(1) IC/IB=10
(2) IC/IB=20
TC=25˚C
(1)
(2)
Collector current IC (A)
0
3
1
.
0
10
1
0.3
3
0.01
0.03
0.1
0.3
1
3
10
(1) IC/IB=10
(2) IC/IB=20
TC=25˚C
(1)
(2)
Collector current IC (A)
0.01
0.1
1
10
0.03
0.3
3
0.01
0.03
0.1
0.3
1
3
10
30
100
IC/IB=20
TC=–25˚C
25˚C
100˚C
Collector current IC (A)
0.01
0.1
1
10
0.03
0.3
3
1
3
10
30
100
300
1000
3000
10000
VCE=10V
f=10MHz
TC=25˚C
Collector current IC (A)
0.1
1
10
100
0.3
3
30
1
3
10
30
100
300
1000
3000
10000
IE=0
f=1MHz
TC=25˚C
Collector to base voltage VCB (V)
0.01
0.1
1
10
0.03
0.3
3
1
3
10
30
100
300
1000
3000
10000
VCE=2V
TC=100˚C
25˚C
–25˚C
Collector current IC (A)


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