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3SK321 Datasheet, PDF (2/10 Pages) Hitachi Semiconductor – Silicon N-Channel Dual Gate MOS FET | |||
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3SK321
Absolute Maximum Ratings (Ta = 25°C)
Item
Symbol
Ratings
Unit
Drain to source voltage
Gate 1 to source voltage
Gate 2 to source voltage
Drain current
Channel power dissipation
VDS
12
V
VG1S
±8
V
VG2S
±8
V
ID
25
mA
Pch
150
mW
Channel temperature
Tch
150
°C
Storage temperature
Tstg
â55 to +150
°C
Attention: This device is very sensitive to electro static discharge.
It is recommended to adopt appropriate cautions when handling this transistor.
Electrical Characteristics (Ta = 25°C)
Item
Symbol Min Typ
Drain to source breakdown
V(BR)DSX
12
â
voltage
Gate 1 to source breakdown V(BR)G1SS ±8
â
voltage
Gate 2 to source breakdown V(BR) G2SS ±8
â
voltage
Gate 1 cutoff current
Gate 2 cutoff current
Drain current
I G1SS
I G2SS
I DS(on)
â
â
â
â
0.5 â
Gate 1 to source cutoff voltage VG1S(off) â0.5 â
Gate 2 to source cutoff voltage VG2S(off) 0
â
Forward transfer admittance |yfs|
16
20.8
Input capacitance
Ciss
1.2 1.5
Output capacitance
Coss 0.6 0.9
Reverse transfer capacitance Crss
â
0.01
Power gain
PG
16
19.5
Noise figure
NF
â
2.0
Note: Marking is âZXââ
Max Unit
â
V
â
V
â
V
±100 nA
±100 nA
10
mA
+0.5 V
+1.0 V
â
mS
2.2 pF
1.2 pF
0.03 pF
â
dB
3
dB
Test conditions
ID = 200 µA , VG1S = â3 V,
VG2S = â3 V
IG1 = ±10 µA, VG2S = VDS = 0
IG2 = ±10 µA, VG1S = VDS = 0
VG1S = ±6 V, VG2S = VDS = 0
VG2S = ±6 V, VG1S = VDS = 0
VDS = 6 V, VG1S = 0.5V,
VG2S = 3 V
VDS = 10 V, VG2S = 3V,
ID = 100 µA
VDS = 10 V, VG1S = 3V,
ID = 100 µA
VDS = 6 V, VG2S = 3V,
ID = 10 mA, f = 1 kHz
VDS = 6 V, VG2S = 3V,
ID = 10 mA, f = 1 MHz
VDS = 4 V, VG2S = 3V,
ID = 10 mA, f = 900 MHz
2
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