fT vs. IC characteristics
20
VCE = 2 V
f = 2 GHz
10
01
10
100
IC - Collector Current - mA
NF vs. IC characteristics
4
VCE = 2 V
f = 2 GHz
3
2
1
18
16
14
12
10
8
6
4
2
01
0.3
2SC5408
|S21e|2 vs. IC characteristics
VCE = 2 V
f = 2 GHz
10
100
IC - Collector Current - mA
Cre vs. VCB
f = 1 MHz
0.2
0.1
01
10
100
IC - Collector Current - mA
01
10
100
VCB - Collector to Base Voltage - V
|S21e|2 vs. f characteristics
40
VCE = 2 V
30
20
10
0
0.1
0.5
1.0
f - Frequency - GHz
IC = 7 mA
IC = 1 mA
2.0 2.6
3