3
晶体管 2SC2404
pg — i
E
nf — i
E
b
ie
— g
ie
b
re
— g
re
b
fe
— g
fe
b
oe
— g
oe
发射级 电流 i
E
(
毫安
)
电源 增益 pg
(
dB
)
– 0.1 –1 –10 –100– 0.3 –3 –30
0
40
30
10
25
35
20
5
15
f=100MHz
R
g
=50
Ω
Ta=25˚C
V
CE
=10V
6V
– 0.1 –1 –10 –100– 0.3 –3 –30
0
12
10
8
6
4
2
f=100MHz
R
g
=50k
Ω
Ta=25˚C
V
CE
=6v, 10v
发射级 电流 i
E
(
毫安
)
噪音 图示 nf
(
dB
)
输入 conductance g
ie
(
mS
)
输入 susceptance b
ie
(
mS
)
015936 12
0
20
16
12
8
4
18
14
10
6
2
y
ie
=g
ie
+jb
ie
V
CE
=10V
100
100
–1mA
–2mA
–4mA
–7mA
I
E
=– 0.5ma
150
f=10.7mhz
58
58
25
25
– 0.5 0– 0.1– 0.4 – 0.2– 0.3
–6
0
–1
–2
–3
–4
–5
y
re
=g
re
+jb
re
V
CE
=10V
f=150MHz
I
E
=–7mA
–4mA
–1mA
25
58
100
10.7
反转 转移 conductance g
re
(
mS
)
反转 转移 susceptance b
re
(
mS
)
0 1008020 6040
–120
0
–20
–40
–60
–80
–100
y
fe
=g
fe
+jb
fe
V
CE
=10V
f=150MHz
10.7
– 0.4ma
–1mA
–2mA
–4mA
I
E
=–7mA
100
100
100
150
150
58
58
向前 转移 conductance g
fe
(
mS
)
向前 转移 susceptance b
fe
(
mS
)
输出 conductance g
oe
(
mS
)
输出 susceptance b
oe
(
mS
)
00.50.40.1 0.30.2
0
1.2
1.0
0.8
0.6
0.4
0.2
y
oe
=g
oe
+jb
oe
V
CE
=10V
f=10.7mhz
I
E
=– 0.5ma
–2mA
–4mA
–7mA
–1mA
58
25
100
150
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