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2SC4958 Datasheet(PDF) 3 Page - NEC

Part No. 2SC4958
Description  HIGH FREQUENCY LOW NOISE AMPLIFIER NPN SILICON EPITAXIAL TRANSISTOR SUPER MINI MOLD
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Maker  NEC [NEC]
Homepage  http://www.nec.com/
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2SC4958 Datasheet(HTML) 3 Page - NEC

   
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2SC4958
3
40
200
0.1
14
0.5
30
20
10
0
2
4
6
500 A
400 A
300 A
200 A
IB = 100 A
100
0
0.5 1
5
10
50 100
5 V
VCE = 3 V
12
10
8
6
4
2
1
2
5
10
20
5 V
3 V
VCE = 1 V
COLLECTOR CURRENT vs.
COLLECTOR TO EMITTER VOLTAGE
DC CURRENT GAIN vs.
COLLECTOR CURRENT
VCE – Collector to Emitter Voltage – V
I C – Collector Current – mA
GAIN BANDWIDTH PRODUCT
vs.COLLECTOR CURRENT
IC – Collector Current – mA
f = 2 GHz
IC – Collector Current – mA
10
0.5
8
6
4
2
1
5
10
50
5 V
3 V
VCE = 1 V
f = 2 GHz
INSERTION POWER GAIN vs.
COLLECTOR CURRENT
µ
µ
µ
µ
µ
f = 2 GHz
VCE = 3 V
NOISE FIGURE vs.
COLLECTOR CURRENT
IC – Collector Current – mA
VCB – Collector to Base Voltage – V
FEED-BACK CAPACITANCE vs.
COLLECTOR TO BASE VOLTAGE
0.5
0.4
0.3
0.2
0.1
0
0.5
20
1
2
5
10
5
4
3
2
1
0
0.5
20
1
2
5
10
f = 1 MHz


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