Series
®
MI
L
Micro i Chip Inductors
S
DA
H
Military Specifications
Series 105 MIL-PRF-83446 (Reference)
Series 108 MIL-PRF-83446/8 (Reference)
Physical Parameters for Series 105
Inches
Millimeters
A
0.075 Max.
1.91 Max.
B
0.100 ± 0.010
2.54 ± .25
C
0.100 ± 0.010
2.54 ± .25
D
0.050 Min.
1.27 Min.
E
0.015 Min. (Typ.)
0.38 Min. (Typ.)
F
0.020 Max. (Typ.)
0.51 Max. (Typ.)
Physical Parameters for Series 108
Inches
Millimeters
A
0.070 Max.
1.78 Max.
B
0.100 ± 0.010
2.54 ± .254
C
0.100 ± 0.010
2.54 ± .254
D
0.050 Min.
1.27 Min.
E
0.025 ± 0.005 (Typ.) 0.635 ± 0.13 (Typ.)
F
0.020 Max. (Typ.)
0.51 Max. (Typ.)
Weight Max. (Grams) 0.05
Current Rating at 90°C Ambient
35°C Rise
Operating Temperature Range
–55°C to +125°C
Maximum Power Dissipation at 90°C 0.135 Watts
Mechanical Configuration
Units are epoxy
encapsulated. Contact areas for reflow soldering
are gold plated per MIL-G-45204 Type-1-Grade
A. Internal connections are thermal compression
bonded.
Packaging
Tape & reel (8 mm): 7" reel, 2000 pieces
max.; 13"-reel, 8000 pieces max.
Made in the U.S.A.
-121M
-151M
-181M
-221K
-271K
-331K
-391K
-471K
-561K
-681K
-821K
-102K
-122K
-152K
-182K
-222K
-272K
-332K
-392K
-472K
-562K
-682K
-822K
-103K
-123K
-153K
-183K
-223K
-273K
-333K
-393K
-473K
-563K
-683K
-823K
-104K
DA
SH
NU
M
*
ER
B
0.12
0.15
0.18
0.22
0.27
0.33
0.39
0.47
0.56
0.68
0.82
1.0
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10.0
RF INDUCTORS
M83446/8– (Reference) SERIES 108 IRON CORE
87 12.0
88 15.0
89 18.0
90 22.0
91 27.0
92 33.0
93 39.0
94 47.0
95 56.0
96 68.0
97 82.0
98 100.0
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
36
32
32
32
32
30
30
30
30
30
30
30
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
26.0
24.0
21.0
19.0
14.0
12.0
10.0
9.0
8.5
8.2
8.0
7.0
4.0
4.2
4.4
7.5
8.0
13.0
17.0
19.0
23.0
25.0
28.0
31.0
Optional Tolerances: J = 5% H = 3% G = 2% F = 1%
*Complete part # must include series # PLUS the dash #
For further surface finish information,
refer to TECHNICAL section of this catalog.
Termination Finish Options (Part # Code)
Gold over Nickel (Standard): As shown.
Tin/Lead over Nickel: Add suffix “S” to part # (e.g., 105-102KS or
108-473KS).
Mil type “A:” Gold over Nickel (Standard)
Mil type “B” or “F:” Tin/Lead (solder) over Nickel.
RoHS type: Order 105R - XXXKS or 108R - XXXKS
Notes 1) Designed specifically for reflow soldering and other
high temperature processes with metalized edges to exhibit
solder fillet. 2)-Self Resonant Frequency (SRF) Values above
185-MHz for Series 105 are calculated (reference only).
PAGE
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105R & 108R
105 & 108
SERIES 105 IRON CORE
± 20%
± 20%
± 20%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
40
40
40
40
40
35
35
35
35
35
30
30
25
25
25
25
25
25
25
30
30
30
30
30
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
500
440
405
360
330
280
185
178
163
160
155
130
115
100
90
75
68
62
57
52
47
42
40
38
0.14
0.16
0.19
0.21
0.23
0.25
0.28
0.31
0.45
0.62
0.65
0.73
1.0
1.2
1.5
1.7
2.0
2.2
2.8
3.1
3.3
3.8
5.0
5.6
830
775
710
675
650
620
585
555
460
395
385
360
310
280
250
235
220
210
185
175
170
160
135
130
79
79
75
57
55
45
38
36
33
32
30
28
6/2007
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