CM1394_15 Datasheet, PDF (2/2 Pages) Coilcraft lnc. – IEEE 1394 Common Mode Choke

Document 215 -2
IEEE 1394 Common Mode Choke
Frequency Response
Impedance vs Frequency
0
1000
Differential mode
5
100
Common mode
10
10
15
20
1
0.01 0.1
1
10
100
1000 10000
1
Frequency (MHz)
B
C
4
E
1
D
1
4
AF
H
G
2
3
0.015
0,38
1
0.057
1,45
4
0.020
0,51
0.115
2,92
2
3
0.048
1,22
0.018
0,46
Recommended
Land Pattern
Pad Detail
0.020
0,51
0.015 _ref
0,38
0.030 ±0.002
0.040 _min 0,76 ±0,05
1,02
A max
0.231
5,87
B max
0.196
4,98
C max
0.150
3,81
D ref E ref
0.107 0.100
2,72 2,54
F ref G min H
0.178 0.04 0.03
4,52 1,02 0,76
10
100
1000
Frequency (MHz)
Document 215-2  Revised 01/26/05