2SK359
Silicon N-Channel MOS FET
Application
VHF amplifier
Outline
TO-92 (2)
1. Gate
2. Source
3. Drain
3
2
1
2SK359
Absolute Maximum Ratings (Ta = 25°C)
Item |
Symbol |
Ratings |
Unit |
Drain to source voltage |
VDSX*1 |
20 |
V |
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Gate to source voltage |
VGSS |
±5 |
V |
Drain current |
ID |
30 |
mA |
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Gate current |
IG |
±1 |
mA |
Channel power dissipation |
Pch |
400 |
mW |
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Channel temperature |
Tch |
150 |
°C |
Storage temperature |
Tstg |
–55 to +150 |
°C |
Note: 1. VGS = –4 V |
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Electrical Characteristics (Ta = 25°C)
Item |
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Symbol |
Min |
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Typ |
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Max |
Unit |
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Test conditions |
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Drain to source breakdown |
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V(BR)DSX |
20 |
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— |
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V |
I |
D = 100 A, VGS = –4 V |
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voltage |
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Gate cutoff current |
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IGSS |
— |
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±20 |
nA |
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VGS = ±5 V, VDS = 0 |
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Drain current |
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IDSS*1 |
4 |
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— |
12 |
mA |
V DS = 10 V, VGS = 0 |
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Gate to source cutoff voltage |
VGS(off) |
0 |
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— |
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–2.0 |
V |
V DS = 10 V, ID = 10 A |
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Forward transfer admittance |
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y |
fs |
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8 |
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14 |
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— |
mS |
V DS = 10 V, VGS = 0, |
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f = 1 kHz |
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Input capacitance |
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Ciss |
— |
2.5 |
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— |
pF |
V |
DS = 10 V, VGS = 0, |
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f = 1 MHz |
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Output capacitance |
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Coss |
— |
1.6 |
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— |
pF |
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Reverse transfer capacitance |
Crss |
— |
0.03 |
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— |
pF |
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Power gain |
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PG |
— |
30 |
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— |
dB |
V |
DS = 10 V, VGS = 0, |
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f = 100 MHz |
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Noise figure |
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NF |
— |
2 |
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— |
dB |
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Note: 1. The 2SK359 is grouped by IDSS as follows. |
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D |
E |
F |
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4 to 8 |
6 to 10 |
8 to 12 |
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2
Maximum Channel Dissipation Curve
(mW) |
600 |
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ch |
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P |
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Dissipation |
400 |
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Channel Power |
200 |
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0 |
50 |
100 |
150 |
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Ambient Temperature Ta (°C) |
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Typical Transfer Characteristics
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10.0 |
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VDS = 10 V |
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(mA) |
8.0 |
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6.0 |
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F |
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I |
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D |
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Current |
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E |
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4.0 |
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Drain |
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D |
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2.0 |
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0 |
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–2.0 |
–1.6 |
–1.2 |
–0.8 |
–0.4 |
0 |
Gate to Source Voltage VGS (V)
2SK359
Typical Output Characteristics
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10 |
= 0 V |
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V |
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GS |
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(mA) |
8 |
–0.1 |
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–0.2 |
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D |
6 |
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I |
–0 |
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Current |
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–0.3 |
Drain |
4 |
.4 |
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–0.5 |
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2 |
–0.6 |
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–0.7 |
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–0.8 |
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0 |
2 |
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4 |
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6 |
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10 |
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Drain to Source Voltage |
VDS (V) |
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Forward Transfer Admittance vs. |
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(mS) |
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Drain to Source Voltage |
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20 |
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½ |
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fs |
16 |
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y |
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½ |
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Admittance |
12 |
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8 |
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VGS |
= 0 |
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Forward |
4 |
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f = 1 kHz |
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0 |
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Drain to Source Voltage |
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VDS (V) |
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3