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© Coilcraft, Inc. 2009
Specifications subject to change without notice.
Please check our website for latest information.
Document 254-2
Document 254-2
Revised 10/06/08
Filter Inductors – 1812FS Series
A max
B max C max
D ref
E ref
F ref
G
0.231
0.196
0.150
0.107
0.100
0.178
0.025 inches
5,87
4,98
3,81
2,72
2,54
4,52
0,64
mm
AF
B
overall
D
E
terminal
G
C
0.120
3,05
0.045
1,14
0.118
3,00
Recommended
Land Pattern
Typical L vs Frequency
10000
0.1
1
10
100
1000
0.01
0.1
10
1
Frequency (MHz)
1000 µH
1 µH
10 µH
100 µH
Irms Derating
-40
-20
0
20
40
60
80
100
140
120
Ambient temperature (°C)
120
110
100
90
80
70
60
50
40
30
20
10
0
0.01
0.1
1
10
Current (A)
10000
0.1
1
10
100
1000
1000 µH
100 µH
1 µH
10 µH
Typical L vs Current
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