R
ST
TE
0%
±1
H)
(µ
CE
AN
*
CT
ER
DU
MB
IN
NU
F
SERIES
S1812R
S1812
ct
du
In
NG
TI )
RA A
T (m
EN UM
RR IM
CU X
MA
CE
AN )
ST S
SI HM
RE M (O
DC
MU
XI
)
MA
Hz
(M
M
MU
NI
MI
F
)
Hz
SR
(M
Y
NC
UE
EQ
FR
DA
SH
Q
s
or
M
MU
NI
MI
Shielded Surface Mount Inductors
-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
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
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
Marking
API/SMD; inductance with units and tolerance
followed by an S; date code (YYWWL). Note: An R before
the date code indicates a RoHS component.
Example: S1812R-102K
API/SMD
1.0uH±10%S
R 0743A
SERIES S1812 IRON CORE
50
25
460
50
25
400
50
25
390
50
25
350
50
25
310
50
25
280
40
25
240
40
25
215
40
25
205
40
25
185
40
25
166
40
25
155
SERIES S1812 FERRITE CORE
40
7.9
160
40
7.9
140
40
7.9
110
40
7.9
100
40
7.9
90
40
7.9
67
40
7.9
61
40
7.9
56
40
7.9
50
40
7.9
40
40
7.9
32
40
7.9
30
50
2.5
25
50
2.5
22
50
2.5
18
50
2.5
15
50
2.5
14
50
2.5
13
50
2.5
12
50
2.5
11
50
2.5
9.0
50
2.5
8.0
50
2.5
7.6
50
2.5
7.2
40
0.79
7.0
40
0.79
6.0
40
0.79
5.0
40
0.79
4.5
40
0.79
4.2
40
0.79
4.0
40
0.79
3.7
40
0.79
3.5
40
0.79
3.3
40
0.79
2.8
40
0.79
2.6
40
0.79
2.2
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
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.
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
