2SK123 Datasheet, PDF (2/2 Pages) Panasonic Semiconductor – Silicon N-Channel Junction FET

Silicon Junction FETs (Small Signal)
P_D  Ta
240
200
160
120
80
40
0
0 20 40 60 80 100 120 140 160
Ambient temperature Ta (˚C)
I_D  V_DS
0.40
0.35
0.30
Ta=25˚C
V_GS=0V
0.25
– 0.05V
0.20
0.15
– 0.10V
0.10
– 0.15V
0.05
– 0.20V
0
0 2 4 6 8 10 12
Drain to source voltage V_DS (V)
g_m  V_GS
2.0
V_DS=4.5V
f=1kHz
Ta=25˚C
1.6
g_m  I_D
2.0
V_DS=4.5V
f=1kHz
Ta=25˚C
1.6
1.2
1.2
I_DSS=0.3mA
I_DSS=0.3mA
0.8
0.8
0.4
0.15mA
0
–1.0 – 0.8 – 0.6 – 0.4 – 0.2 0
Gate to source voltage V_GS (V)
0.4
0
0
0.1 0.2 0.3 0.4 0.5
Drain current I_D (mA)
2SK123
I_D  V_GS
600
V_DS=4.5V
500
400
300
Ta=75˚C
200
100
25˚C
–25˚C
0
– 0.5 – 0.4 – 0.3 – 0.2 – 0.1 0
Gate to source voltage V_GS (V)
2