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2SA1978 Datasheet(PDF) 4 Page - NEC

Part # 2SA1978
Description  PNP EPITAXIAL SILICON TRANSISTOR MICROWAVE AMPLIFIER
PDF  5 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

2SA1978 Datasheet(HTML) 4 Page - NEC

  2SA1978 Datasheet HTML 1Page - NEC 2SA1978 Datasheet HTML 2Page - NEC 2SA1978 Datasheet HTML 3Page - NEC 2SA1978 Datasheet HTML 4Page - NEC 2SA1978 Datasheet HTML 5Page - NEC  
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4
2SA1978
1
10
100
0
0.5
1
1.5
2
100
–10
10
20
30
200 300
500
1000
3000
0
f = 1 MHz
INSERTION GAIN vs. FREQUENCY
VCBO - Collector to Base Voltage - V
f - Frequency - MHz
VCE = –10 V
IC = –15 mA
VCE = 1 V
IC = –5 mA
DC CURRENT GAIN vs.
COLLECTOR CURRENT
–0.1
100
10
1
100
10
1
–1
–10
–100
–1000
Ic - Collector Current - mA
VCE = –10 V
–0.1
–1
–10
–100
–1000
Ic - Collector Current - mA
VCE = –3 V
VCE = –2 V
VCE = –1 V
DC CURRENT GAIN vs.
COLLECTOR CURRENT
FEED-BACK CAPACITANCE vs.
COLLECTOR TO BASE VOLTAGE



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