Actual Size
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.
For more detailed graphs, contact factory
SERIES MILS1812R
MILS1812
Shielded Surface Mount Inductors
SRF MINIMUM (MHz)
DASH NUMBER*
INDUCTANCE (µH) ±10%
Q MINIMUM
TEST FREQUENCY (MHz)
DC RESISTANCE
MAXIMUM (OHMS)
CURRENT RATING
MAXIMUM (mA)
MIL DASH #
RF Inductors
270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814 • E-mail: apisales@delevan.com • www.delevan.com
M
I
L
I
T
A
R
Y
A
P
P
R
O
V
E
D
M
I
L
I
T
A
R
Y
A
P
P
R
O
V
E
D
M83446/40 IRON CORE
-101K
-121K
-151K
-181K
-221K
-271K
-331K
-391K
-471K
-561K
-681K
-821K
M83446/40 FERRITE CORE
-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*
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
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
460**†
400**†
390**†
350**†
310**†
280**†
240
215
205
185
166
155
160
140
110
100
90
67
61
56
50
40
32
30
25
22
18
15
14
13
12
11
9.0
8.0
7.6
7.2
7.0
6.0
5.0
4.5
4.2
4.0
3.7
3.5
3.3
2.8
2.6
2.2
2.0
25
25
25
25
25
25
25
25
25
25
25
25
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
50
50
50
50
50
50
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
50
50
50
50
50
50
50
50
50
50
50
50
40
40
40
40
40
40
40
40
40
40
40
40
40
0.10
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
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
820
1000
*Complete part # must include series # PLUS the dash #
For surface finish information,
refer to www.delevanfinishes.com
Parts listed above are QPL/MIL qualified
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)
1/2009
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