SCREW TYPE EMI FILTERS [ FTP Series ]
Equivalent circuit
MARUWA
GENERAL CATALOG
The FTT series filters are screw type EMI filters with type
circuit structure using a feed through ceramic capacitor and
multilayer suppressors, and achieve large, steep attenuation
to suppress EMI efficiently over a broad range up to GHz.
Metric thread type
a
Part Number List • Specifications for M3, M4 Thread Type
Part number
FTP302AS220S-S
FTP302AS101S-S
FTP302AS152S-S
FTP302AS682S-S
FTP302AS103S-S
FTP402AS222S-S
FTP402AS103S-S
FTP402AS223S-S
FTP402AS473S-S
Capacitance
22pF
100pF
1,500pF
6,800pF
10,000pF
2,200pF
10,000pF
22,000pF
47,000pF
Capacitance
tolerance
Rated Withstanding Rated
voltage
voltage
current
Temperature
characteristics
Temp. range
Insertion
loss
Style
5Adc
+50% –20%
100Vdc
250Vdc
S (+22~–22%)
–25~+85°C
Style 1
10Adc
Style 2
Inch thread type
a
Part Number List • Specifications for No.5-44 UNF-2A, No.8-32 UNC-2A Thread Type
Part number
FTP322AS220S-S
FTP322AS101S-S
FTP322AS152S-S
FTP322AS682S-S
FTP322AS103S-S
FTP412AS222S-S
FTP412AS103S-S
FTP412AS223S-S
FTP412AS473S-S
Capacitance
22pF
100pF
1,500pF
6,800pF
10,000pF
2,200pF
10,000pF
22,000pF
47,000pF
Capacitance
tolerance
Rated Withstanding Rated
voltage
voltage
current
Temperature
characteristics
Temp. range
Insertion
loss
Style
5Adc
+50% –20%
100Vdc
250Vdc
S (+22~–22%)
–25~+85°C
Style 1
10Adc
Style 2
a
Dimensions (mm)
Style 1
10.0 1.0
4.0 0.1
3.0 0.2
18.0 1.0
6.0 0.2
5.0 0.1
Style 2
12.0 1.0
5.0 0.2
16.0 1.0
7.0 0.2
φ0.65
0.1
M3 P0.5
or
No.5-44 UNF-2A
φ0.8
0.1
M4 P0.7
or
No.8-32 UNC-2A
Shell plating spec. : Nickel
Incomplete thread : 1.0 or less
Shell plating spec. : Nickel
Incomplete thread : 1.0 or less
a
Insertion loss (Reference)
FTP30, FTP32 Type Insertion Loss data
0
10
20
Insertion loss (dB)
30
40
50
60
70
80
90
1
10
100
Frequency (MHz)
1000
10000
Insertion loss (dB)
0
10
20
30
40
50
60
70
80
90
1
10
100
Frequency (MHz)
1000
10000
FTP40, FTP41 Type Insertion Loss data
123
EMI FILTERS
SCREW TYPE EMI FILTERS [ FTP Series ]
Part number
Capacitance Capacitance
tolerance
Rated
voltage
Withstanding
voltage
Rated
current
Temperature
characteristics
Temp. range
Insertion
loss
Style
MARUWA
G
ENERAL CATALOG
FTP822HF302PLTA-S
3,000pF
+100% –0%
500Vdc
1000Vdc
20Adc
F (+30~–80%)
–25~+85°C
Style 1
a
Dimensions (mm)
Style 1
20.5 0.5
9.5 0.2
6.4 0.2
45.2 1.0
24.7 0.5
11.0 0.2
a
Insertion loss (Reference)
FTP82 Type Insertion Loss data
0
10
20
Insertion loss (dB)
1.5 0.2
30
40
50
60
70
80
90
1
10
100
1000
10000
φ1.4
0.1
5/16-32UNEF-2A
Incomplete thread : 1.0
R1.25-3.5
Crimping terminal
Shell plating spec. : Silver
Frequency (MHz)
SCREW TYPE EMI FILTER ACCESSORIES
Nut and spring washer are prepared for as a option for the SCREW TYPE EMI filters.
Please ask about installation by the nut. As for screw type nuts other than the list, please consult us.
a
Part Number List
Part name
FT30N-S
FT40N-S
FT4DN-S
FT50N-S
FT5BN-S
Screw Type
M3 P0.5
M4 P0.7
M4 P0.5
M5 P0.8
M5 P0.5
W(mm)
4.0
5.0
5.0
6.0
6.0
T(mm)
1.5
2.0
2.0
2.0
2.0
Application
FTA30,FTB30,FTT30,FTP30
FTA40,FTP40,FTT40
FTA4D
FTA5C
FTA5B,FTA5D
EMI FILTERS
D2
0.1
a
Dimensions
W 0.1
T 0.2
Material : brass
Finish : nickel plating
Screw
a
List of spring washers
Part name
FT30SW
FT40SW
FT50SW
D1(mm)
3.1
4.1
5.1
D2(mm)
4.6
5.6
6.8
T 0.1
T(mm)
0.6
0.8
1.0
Material : phosphor bronze
Application
FTA30,FTB30,FTT30,FTP30
FTA40,FTA4D,FTP40,FTT40
FTA5C,FTA5B,FTA5D
a
Dimensions
Finish : nickel plating
D1 0.1
2T
124
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