2 / 2 page
© Coilcraft, Inc. 2009
Specifications subject to change without notice.
Please check our website for latest information.
Document 248-2
Document 248-2
Revised 10/06/08
1812DPS Coupled Inductors for xDSL
Typical L vs Frequency
Typical Q vs Frequency
AB
C
D
E
F
G
max
max
max
ref
ref
ref
min
H
0.231
0.196
0.150
0.107 0.100
0.178
0.04
0.03 inches
5,87
4,98
3,81
2,72
2,54
4,52
1,02
0,76 mm
2
14
3
4
1
A
B
E
H
G
F
C
D
0.048
1,22
0.015
0,38
0.115
2,92
0.018
0,46
0.020
0,51
0.057
1,45
Recommended
Land Pattern
0.015
0,38
ref
0.040
1,02
0.020
0,51
min
0.030 ±0.002
0,76 ±0,05
Pad Detail
4
1
3
2
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
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
