2SK0198 Datasheet, PDF (2/3 Pages) Panasonic Semiconductor – For Low-Frequency Amplification

2SK0198
P_D  T_a
240
200
160
120
80
40
0
0 20 40 60 80 100 120 140 160
Ambient temperature T_a (°C)
g_m  V_GS
20
V_DS = 10 V
T_a = 25°C
16
12
8
I_DSS = 5.0 mA
4
2.0 mA
0
− 0.8 − 0.6 − 0.4 − 0.2
0
Gate to source voltage V_GS (V)
C_rss  V_DS
5
V_GS = −3 V
f = 1 MHz
T_a = 25°C
4
3
2
1
0
1
3
10
30
100
Drain to source voltage V_DS (V)
I_D  V_DS
8
T_a = 25°C
7
6
V_GS = 0 V
5
4
− 0.1 V
3
− 0.2 V
2
− 0.3 V
1
− 0.4 V
0
0 2 4 6 8 10 12
Drain to source voltage V_DS (V)
g_m  I_D
20
V_DS = 10 V
I_DSS = 5.0 mA ^Ta ^{= 25°C}
16
12
2.0 mA
8
4
0
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Drain current I_D (mA)
NF  f
12
V_DS = 10 V
I_D = 5.2 mA
10
T_a = 25°C
8
6
R_g = 500 Ω
4
2
1 kΩ
0
1
10
10²
10³
10⁵
Frequency f (Hz)
I_D  V_GS
9.6
V_DS = 10 V
8.0
6.4
4.8
3.2
T_a = 75°C
1.6
25°C
−25°C
0
−1.0 − 0.8 − 0.6 − 0.4 − 0.2 0
Gate to source voltage V_GS (V)
C_iss, C_oss  V_DS
10
f = 1 MHz
V_GS = −3 V
T_a = 25°C
8
6
C_iss
4
C_oss
2
0
1
3
10
30
100
Drain to source voltage V_DS (V)
2
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