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004-01 / 20050906 / e9613_acf.fm
ACF Series ACF321825, 451832 Types
EMC Components
3-Terminal Filters for Signal Line
SMD
TYPICAL ELECTRICAL CHARACTERISTICS
ATTENUATION vs. FREQUENCY CHARACTERISTICS
MEASURING CIRCUIT
S.G.
50Ω
ACF Series
L.M.
0
10
20
30
40
50
1
3
10
30
100
300
1000
(
)
Frequency MHz
ACF451832 TYPE
SHAPES AND DIMENSIONS/CIRCUIT DIAGRAM
RECOMMENDED PC BOARD PATTERN
REFLOW SOLDERING
4.5 0.4
Terminal
1
3
electrode
Insulation
resin
1
3
GND
2
2
1
No polarity
0.45
Resist
1
Land pattern
Ferrite
Dimensions in mm
1.75
3.5
1.75
Dimensions in mm
GND terminal
• Dimension without tolerance
is reference value.
ELECTRICAL CHARACTERISTICS
Maximum attenuation 25dB attenuation
DC resistance
(Ω)max.
[Terminal No.1 to 3] [Terminal No.1 to 2/No.2 to 3]
Insulation resistance
(MΩ)min.
Rated voltage Edc Rated current
Part No.
frequency
(MHz)
12
frequency range
(MHz)
(V)max.
(mA)max.
ACF451832-333
ACF451832-223
ACF451832-153
ACF451832-103
ACF451832-682
ACF451832-472
ACF451832-332
ACF451832-222
ACF451832-152
ACF451832-102
ACF451832-681
ACF451832-471
ACF451832-331
ACF451832-221
ACF451832-151
ACF451832-101
ACF451832-680
ACF451832-470
ACF451832-330
ACF451832-220
7 to 60
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.15
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
15
18
23
35
40
50
60
75
9 to 65
11 to 70
15 to 75
20 to 85
25 to 90
35 to 100
40 to 110
50 to 130
65 to 150
75 to 160
95 to 180
115 to 205
150 to 250
190 to 290
235 to 335
295 to 395
360 to 460
450 to 550
550 to 650
90
105
125
150
190
230
280
340
410
500
600
• All specifications are subject to change without notice.