MURATA VFS9VD31B223

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C31E8.pdf 02.9.5
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for Large-Current VFS9V Series
■ Features
12.0max
7.5max
10.5max
1.0max
1.5max
The VFS9V series is designed for surge protection of
power supply line. It protects electric circuit from
surges such as static electricity and suppress EMI
noise. Its large capacitance value enables high
insertion loss for EMI noise.
Ferrite bead
25.0min
2.5±0.5
5.0±0.5
■ Applications
2.5±0.5
ø0.65
For circuit protection and noise suppression in
electronics equipment such as computers and Dc motors
and in electronics systems installed in cars such as
car audio equipment and engine controllers.
Part Number
VFS9VD31B223
(in mm)
Rated
Voltage
(Vdc)
Varistor Voltage
(Vdc)
Capacitance
(pF)
Rated
Current
(A)
Operating
Temperature Range
(°C)
12
22 +20%,-20%
22000 +50%,-20%
7
-40 to 100
Rated current: 6A (Taping Type)/7A (Bulk Type)
Please refer to Part Numbering for Type and Length of Lead.
■ Insertion Loss Characteristics
■ Voltage-Current Characteristics
(50Ω - 50Ω)
0
300
20
40
100
60
Current (mA)
Attenuation (dB)
200
80
100
0.1
0.5
1
5
10
50
100
500 1000
−30
−40
−20
−10
0
10
20
30
40
−100
Frequency (MHz)
−200
−300
Voltage (V)
22
113