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© Coilcraft, Inc. 2009
Specifications subject to change without notice.
Please check our website for latest information.
SMT Power Inductors – MSS1246T
HIGH TEMPERA
TURE
Document 540-2
Document 540-2
Revised 10/15/08
Typical L vs Frequency
Typical L vs Current
0.1
1
10
100
1000
10000
0.01
0.1
10
1
Frequency (MHz)
1000 µH
100 µH
10 µH
1 µH
0.1
1
100
10
Current (A)
0.1
1
10
100
1000
10000
1000 µH
100 µH
10 µH
1 µH
0.472 ±0.012
12,0 ±0,30
0.472 ±0.012
12,0 ±0,30
Dash number
Internal code
0.181 ±0.008
4,6 ±0,20
0.197 ±0.008
5,0 ±0,20
0.217
5,5
0.197
5,0
±0.016
±0,40
0.138 ±0.016
3,5 ±0,40
0.157
4,0
0.335
8,5
Recommended
Land Pattern
123
X
-40 -20
0
20
40
60
80
100
180
160
140
120
Ambient temperature (°C)
120
110
100
90
80
70
60
50
40
30
20
10
0
Isat
Irms
Current Derating
Dimensions are in
inches
mm