Actual Size
For more detailed graphs, contact factory
SRF MINIMUM (MHz)
INDUCTANCE (µH) ±10%
Q MINIMUM
TEST FREQUENCY (MHz)
DC RESISTANCE
MAXIMUM (OHMS)
CURRENT RATING
MAXIMUM (mA)
SERIES S1812R
S1812
Shielded Surface Mount Inductors
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°C0.278 W
Marking Delevan; dash number followed by an S;
date code (YYWWL). Note: An R before the date code
indicates a RoHS component.
Example: S1812R-102K
DELEVAN
102 S
R 1828A
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
DASH NUMBER*
SERIES S1812 IRON CORE
-101K
-121K
-151K
-181K
-221K
-271K
-331K
-391K
-471K
-561K
-681K
-821K
SERIES S1812 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
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
Optional Tolerances: J = 5% H = 3% G = 2% F = 1%
Packaging Tape & reel (12mm): 7" reel, 650 pieces max.; 13" reel,
2500 pieces max.
Made In the U.S.A.
8/2018
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
API Delevan:
S1812-102K S1812-103K S1812-104K S1812-105K S1812-122K S1812-123K S1812-124K S1812-152K S1812-
153K S1812-154K S1812-182K S1812-183K S1812-184K S1812-222K S1812-223K S1812-224K S1812-272K
S1812-273K S1812-274K S1812-332K S1812-333K S1812-334K S1812-392K S1812-393K S1812-394K S1812-
472K S1812-473K S1812-474K S1812-562K S1812-563K S1812-564K S1812-682K S1812-683K S1812-684K
S1812-822K S1812-823K S1812-824K S1812-101K S1812-121K S1812-151K S1812-181K S1812-221K S1812-
271K S1812-331K S1812-391K S1812-471K S1812-561K S1812-681K S1812-821K S1812-102KTR S1812-
103KTR S1812-104KTR S1812-105KTR S1812-224J S1812-224KTR S1812-272GTR S1812-334KTR S1812-
392KTR S1812-563KTR S1812-823J S1812R-153K S1812R-151K S1812R-152K S1812R-154K S1812R-123K
S1812R-221K S1812R-223K S1812R-224K S1812R-222K S1812R-102K S1812R-104K S1812R-105K S1812R-
101K S1812R-103K S1812R-182K S1812R-184K S1812R-181K S1812R-183K S1812R-683K S1812R-681K
S1812R-682K S1812R-684K S1812R-473K S1812R-391K S1812R-474K S1812R-392K S1812R-394K S1812R-
472K S1812R-272K S1812R-274K S1812R-271K S1812R-273K S1812R-122K S1812R-124K S1812R-121K
S1812R-332K S1812R-334K S1812R-331K S1812R-333K S1812R-393K
