參數(shù)資料
型號: U431
廠商: Vishay Intertechnology,Inc.
英文描述: Matched N-Channel JFET Pairs(最小柵源擊穿電壓-25V,柵極工作電流-15pA的N溝道結型場效應管)
中文描述: 匹配N溝道場效應對(最小柵源擊穿電壓- 25V的,柵極工作電流,15pA的N溝道結型場效應管)
文件頁數(shù): 5/6頁
文件大小: 80K
代理商: U431
U430/431
Siliconix
P-37405—Rev. D, 04-Jul-94
5
Typical Characteristics (Cont’d)
1
10
100
100
80
40
20
0
60
V
GS(off)
= –1.5 V
T
A
= 25 C
–3 V
On-Resistance vs. Drain Current
I
D
– Drain Current (mA)
1
10
0.1
100
80
40
20
0
60
I
D
– Drain Current (mA)
A
V
g
fs
R
L
R
L
g
os
1
R
L
10 V
I
D
Assume V
DD
= 15 V, V
DS
= 5 V
V
GS(off)
= –1.5 V
–3 V
A
V
Circuit Voltage Gain vs. Drain Current
15
0
–12
–16
–20
–4
12
6
3
0
9
–8
Common-Source Input Capacitance
vs. Gate-Source Voltage
V
DS
= 0 V
f = 1 MHz
5 V
V
GS
– Gate-Source Voltage (V)
Common-Source Reverse Feedback
Capacitance vs. Gate-Source Voltage
10
0
–12
–20
–16
–4
8
4
2
0
6
–8
V
DS
= 0 V
f = 1 MHz
5 V
V
GS
– Gate-Source Voltage (V)
C
r
100
10
1
0.1
100
1000
(
V
DG
= 10 V
I
D
= 10 mA
Common–Gate
g
ig
b
ig
Input Admittance vs. Frequency
f – Frequency (MHz)
100
10
1
0.1
100
1000
(
V
DG
= 10 V
I
D
= 10 mA
Common–Gate
–g
fg
b
fg
Forward Admittance vs. Frequency
f – Frequency (MHz)
200
500
200
500
C
i
r
D
)
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