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© Coilcraft, Inc. 2009
Specifications subject to change without notice.
Please check our website for latest information.
Document 184-2
Document 184-2
Revised 10/29/08
Midi Spring® Air Core Inductors
Typical L vs Frequency
Typical Q vs Frequency
0
1
10
Frequency (MHz)
100
1000
10000
22 nH
39 nH
68 nH
120 nH
250
200
150
100
50
1
10
Frequency (MHz)
100
1000
10000
22 nH
39 nH
68 nH
120 nH
0
250
200
150
100
50
Encapsulant
135°
max
0° min
Recommended
Land Pattern
Strip
Length
A
B
D
C
E
F
0.103
2,62
0.203
5,16
0.058
1,48
0.170
4,32
0.195
0.250
0.165
0.170 ±0.015
0.030
A max
B max
C max
D
E
F max
0.140 ±0.010
4,95
6,35
4,20
3,56 ±0,25
4,32 ±0,38
0,76
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
Dimensions are in
inches
mm
Designer’s Kit C318 contains 12 each of all 5% values.
Designer’s Kit C318-2 contains12 each of all 2% values.
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