Ferroxcube
EMI-suppression products
EMI-suppression beads
EMI-SUPPRESSION BEADS
D
L
handbook, halfpage
Colour marking: 4S2 has a flash of yellow paint.
d
MBA034
Note
For dimensions see Table 1.
1. Typical values at 100 MHz, Zmin is −20%.
Fig.1 EMI suppression bead.
Table 1 Grades, parameters and type numbers; see Fig.1
|Ztyp| (Ω)(1)
DIMENSIONS
(mm)
GRAD
at frequency (MHz)
TYPE NUMBER
E
1
3
10 25 30 100 300
D
d
L
24 48
41 90
34 65
49
91
66
−
−
39
74
53
113
33
80
25
61
54
40
31
33
63
45
88
28
69
21
53
69
63
48
29
55
40
63
25
60
19
46
76
68
54
3 0.1
0.7 +0.1
1 +0.1/−0.05
0.75 +0.1
0.75 +0.1
1.5 +0.15
1.5 +0.15
2 +0.2
4 0.2
10 0.3
4 0.2
BD3/0.7/4-3S1
BD3/1/10-3S1
3S1
3
0.1
−
5.1 −0.3
5.1 −0.3
5.1 −0.3
5.1 −0.3
5.1 −0.3
5.1 −0.3
1.9 +0.2
BD5.1/0.8/4-3S1
BD5.1/0.8/10-3S1
BD5.1/1.5/4-3S1
BD5.1/1.5/10-3S1
BD5.1/2/4-3S1
BD5.1/2/10-3S1
BD1.9/0.8/9.8-4S2
BD3/0.7/4-4S2
BD3/1/4-4S2
88 156 160
16 28 40
50 90 100
−
10 0.3
−
4
0.2
10 0.3
0.2
−
13 23
36 64
30
76
35
28
23
54
−
−
4
−
2 +0.2
10 0.3
7
3
4
9
−
−
−
6
20
10
11
29
−
−
0.8 +0.2
0.7 +0.1
1 +0.1/−0.05
1 +0.1/−0.05
1.3 0.1
1.3 0.1
1.3 0.1
0.75 +0.1
0.75 +0.1
1.5 +0.15
1.5 +0.15
2 +0.2
9.75 −0.2
4S2
−
3
3
3
0.1
0.1
0.1
4
4
0.2
0.2
−
−
76 119 134
10 0.3
BD3/1/10-4S2
27
47
89
−
−
−
40
60
−
−
3.5 0.2
3.5 0.2
3.5 0.2
5.1 −0.3
5.1 −0.3
5.1 −0.3
5.1 −0.3
5.1 −0.3
5.1 −0.3
5.1 −0.3
6.35 0.15
7.65 −0.25
3.25 0.25 BD3.5/1.3/3.3-4S2
6 0.25 BD3.5/1.3/6-4S2
−
−
−
−
−
125
85
−
12.7 0.35 BD3.5/1.3/13-4S2
19
38
94
25
56
19
34
38
−
55
96
4 0.2
BD5.1/0.8/4-4S2
BD5.1/0.8/10-4S2
BD5.1/1.5/4-4S2
BD5.1/1.5/10-4S2
BD5.1/2/4-4S2
15 50
−
138 213 238
34 51 59
85 130 145
10 0.3
4
9
3
−
8
−
−
5
13
31
10
−
−
4
0.2
10 0.3
0.2
−
−
25
40
78
45
4
−
−
−
2 +0.2
7.1 0.2
10 0.3
BD5.1/2/7.1-4S2
BD5.1/2/10-4S2
19
−
−
64 100 111
2 +0.2
135
63
−
−
−
200
92
−
−
2.95 +0.45
2.25 +0.25
1.5 +0.15
1.5 +0.15
2 +0.2
25.4 0.75 BD6.4/3/25-4S2
7.55 0.25 BD7.7/2.3/7.6-4S2
−
−
18
34
88
25
69
19
50
48
71
81
8
8
8
8
0.2
0.2
0.2
0.2
4
0.2
10 0.3
0.2
10 0.3
0.2
10 0.3
BD8/1.5/4-4S2
BD8/1.5/10-4S2
BD8/2/4-4S2
BD8/2/10-4S2
BD8/3/4-4S2
BD8/3/10-4S2
13 43
13
11 35
−
116 181 201
39 61 69
96 151 168
28 43 48
69 106 119
5
−
4
−
2 +0.2
3
8
10
25
−
8 0.2
0.2
3 +0.2
4
−
8
3 +0.2
2004 Sep 01
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