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參數(shù)資料
| 型號： | 2SK291 |
| 元件分類： | 小信號晶體管 |
| 英文描述： | 50 mA, N-CHANNEL, Si, SMALL SIGNAL, JFET, TO-92 |
| 文件頁數(shù)： | 4/7頁 |
| 文件大?。?/td> | 32K |
| 代理商： | 2SK291 |
2SK291
4
Input Capacitance vs.
Gate to Source Voltage
Gate to Source Voltage VGS (V)
Input
Capacitance
C
iss
(pF)
14
12
10
8
6
4
–1.0
–0.6
–0.8
–0.4
0
–0.2
VDS = 5 V
f = 1 MHz
Noise Voltage Referred to Input vs.
Signal Source Resistance
20
10
5
2
1.0
0.5
0.2
1
100
Signal Source Resistance Rg ()
Noise
Voltage
Referred
to
Input
e
n
(nV/
Hz)
1 k
10 k
10
√
VDS = 5 V
ID = 5 mA
Ta = 25
°C
f = 120 Hz
100 kHz
√
4 KTRg
Noise Voltage Referred
to Input vs. Frequency
50
20
10
5
2
1.0
0.5
10
1 k
Frequency f (Hz)
Noise
Voltage
Referred
to
Input
e
n
(nV/
Hz)
10 k
100 k
100
√
VDS = 5 V
Rg = 0
I
D
= 2
mA
10 mA
5 mA
Noise Voltage Referred to Input vs.
Drain to Source Voltage
Drain to Source Voltage VDS (V)
ID = 10 mA
Rg = 0
f = 1 kHz
100 kHz
20
10
5
2
1.0
0.5
0.2
1.0
5
20
0.5
2
10
Noise
Voltage
Referred
to
Input
e
n
(nV/
Hz)
√
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|---|---|
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