Cob VCB
1.6
IE = −1 mA
f = 1 MHz
1.4
Ta = 25°C
1.2
1.0
0.8
0.6
0.4
0.2
0
1
10
100
Collector-base voltage VCB (V)
bfe gfe
0
− 0.4 mA 0.45
0.45
10.7
−20
100 58 25 −1 mA
100 58
25
10.7
−2 mA
−4 mA
100
−40
100
58
25 f = 10.7 MHz
−60
58
IE = −7 mA
−80
−100
−120
0
yfe = gfe + jbfe
VCE = 10 V
20 40 60 80 100
Forward transfer conductance gfe (mS)
2SC0829
bie gie
12
yie = gie + jbie
VCE = 10 V
100
10
58
8
6
25
4
10.7
IE = − 0.4 mA
−1 mA
2
−2 mA
−4 mA
−7 mA
f = 0.45 MHz
0
0
4
8
12 16 20
Input conductance gie (mS)
0
− 0.5
bre gre
yre = gre + jbre
VCE = 10 V
f = 0.45 MHz
10.7
25
−1.0
58
− 0.4 mA
−1 mA
−1.5
−2 mA
−4 mA
−2.0
−2.5
100
IE = −7 mA
−3.0
− 0.5 − 0.4 − 0.3 − 0.2 − 0.1 0
Reverse transfer conductance gre (mS)
boe goe
1.2
100
1.0
−7 mA
−4 mA
0.8
−2 mA
58 −1 mA
− 0.4 mA
0.6
25
IE = − 0.1 mA
0.4
10.7
0.2
f = 0.45 MHz
0
0 0.2 0.4
yoe = goe + jboe
VCE = 10 V
0.6 0.8 1.0
Output conductance goe (mS)
SJC00098CED
3