R
F
NG
TI )
RA A
T (m
EN UM
RR IM
CE
CU X
MA TAN S)
S
SI HM
RE (O
M
DC MU
)
XI
Hz
(M
MA
M
MU
NI
)
MI
F
Hz
SR
(M
Y
NC
UE
M
EQ
MU
NI
FR
MI
ST
Q
TE
0%
±1
H)
(µ
CE
AN
#
CT
SH
DU
DA
IN
L
MI
SERIES
MILS1812R
MILS1812
MI
L
I
TA
R
Y
ct
du
In
A
PP
ROVE
D
DA
MI
L
I
TA
R
Y
SH
A
NU
s
or
PP
ROVE
D
E
MB
Shielded Surface Mount Inductors
R*
-101K
-121K
-151K
-181K
-221K
-271K
-331K
-391K
-471K
-561K
-681K
-821K
Actual Size
-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
-124K
-154K
-184K
-224K
-274K
-334K
-394K
-474K
-564K
-684K
-824K
-105K
-01*
-02*
-03*
-04*
-05*
-06*
-07*
-08*
-09*
-10*
-11*
-12*
-13*
-14*
-15*
-16*
-17*
-18*
-19*
-20*
-21*
-22*
-23*
-24*
-25*
-26*
-27*
-28*
-29*
-30*
-31*
-32*
-33*
-34*
-35*
-36*
-37*
-38*
-39*
-40*
-41*
-42*
-43*
-44*
-45*
-46*
-47*
-48*
-49*
Military QPL Approvals
M83446/40
* Suffix F: Tin/Lead Termination
* Suffix P: Tin Termination
Physical Parameters
Inches
Millimeters
A
0.166 to 0.190
4.2 to 4.8
B
0.118 to 0.134
3.0 to 3.4
C
0.118 to 0.134
3.0 to 3.4
D
0.015 Min.
0.38 Min.
E
0.054 to 0.078
1.37 to 1.98
F
0.118 (Ref. only)
3.0 (Ref. only)
G
0.066 (Ref. only)
1.7 (Ref. only)
Dimensions “A” and “C” are over terminals
Weight Max.
(Grams) 0.15
Operating Temperature Range
–55°C to +125°C
Current Rating at 90°C Ambient
35°C Rise
Maximum Power Dissipation at 90°C
0.278 W
**†Note
Self Resonant Frequency (SRF) values are
calculated and for reference only.
Marking
API/SMD; inductance with units and tolerance
followed by an S; date code (YYWWL) followed by an M. Note:
An R before the date code indicates a RoHS component.
Example: MILS1812-153K
API/SMD
15uH±10%S
0850A M
Made In the U.S.A.
M83446/40 IRON CORE
0.10
50
25
460**†
0.12
50
25
400**†
0.15
50
25
390**†
0.18
50
25
350**†
0.22
50
25
310**†
0.27
50
25
280**†
0.33
40
25
240
0.39
40
25
215
0.47
40
25
205
0.56
40
25
185
0.68
40
25
166
0.82
40
25
155
M83446/40 FERRITE CORE
1.0
40
7.9
160
1.2
40
7.9
140
1.5
40
7.9
110
1.8
40
7.9
100
2.2
40
7.9
90
2.7
40
7.9
67
3.3
40
7.9
61
3.9
40
7.9
56
4.7
40
7.9
50
5.6
40
7.9
40
6.8
40
7.9
32
8.2
40
7.9
30
10
50
2.5
25
12
50
2.5
22
15
50
2.5
18
18
50
2.5
15
22
50
2.5
14
27
50
2.5
13
33
50
2.5
12
39
50
2.5
11
47
50
2.5
9.0
56
50
2.5
8.0
68
50
2.5
7.6
82
50
2.5
7.2
100
40
0.79
7.0
120
40
0.79
6.0
150
40
0.79
5.0
180
40
0.79
4.5
220
40
0.79
4.2
270
40
0.79
4.0
330
40
0.79
3.7
390
40
0.79
3.5
470
40
0.79
3.3
560
40
0.79
2.8
680
40
0.79
2.6
820
40
0.79
2.2
1000
40
0.79
2.0
0.09
0.10
0.11
0.12
0.15
0.18
0.22
0.26
0.31
0.37
0.44
0.53
0.35
0.38
0.40
0.43
0.46
0.49
0.70
0.84
0.90
1.00
1.20
1.44
1.80
2.00
2.20
2.40
2.60
2.80
3.00
3.20
3.40
3.60
4.30
5.20
7.00
7.50
8.00
8.50
9.00
11.0
12.0
18.0
24.0
28.0
32.0
40.0
55.0
1490
1412
1347
1290
1154
1053
952
876
802
735
675
614
755
725
706
681
658
638
534
487
471
447
408
372
333
315
301
288
277
267
258
250
242
235
215
196
169
163
158
153
149
135
129
105
91
84
79
71
60
Parts listed above are QPL/MIL qualified
*Complete part # must include series # PLUS the dash #
For surface finish information,
refer to www.delevanfinishes.com
Packaging
Tape & reel (12mm): 7" reel, 650 pieces max.; 13" reel,
2500 pieces max.
* Termination Finish Options
(Part & Callout)
MILS1812 - 101K = M83446/30F (Tin/Lead)
MILS1812R - 101K = M83446/13P (Pb free)
For more detailed graphs, contact factory
270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814 • E-mail: apisales@delevan.com • www.delevan.com
1/2009
