ISC-1812
Vishay Dale
Wirewound, Surface Mount, Molded, Shielded Inductors
FEATURES
• Molded construction provides superior strength
and moisture resistance
• Tape and reel packaging for automatic handling,
2000/reel, EIA-481
• Compatible with vapor phase and infrared reflow
soldering
• Shielded construction minimizes coupling to
components
• Compliant to RoHS directive 2002/95/EC
STANDARD ELECTRICAL SPECIFICATIONS
IND.
(µH)
TOL.
0.1
± 20 %
0.1
± 20 %
0.2
± 20 %
0.2
± 20 %
0.2
± 20 %
0.3
± 20 %
0.3
± 20 %
0.4
± 20 %
0.5
± 20 %
0.6
± 20 %
0.7
± 20 %
0.8
± 20 %
1.0
± 10 %
1.2
± 10 %
1.5
± 10 %
1.8
± 10 %
2.2
± 10 %
2.7
± 10 %
3.3
± 10 %
3.9
± 10 %
4.7
± 10 %
5.6
± 10 %
6.8
± 10 %
8.2
± 10 %
10.0
± 10 %
12.0
± 10 %
15.0
± 10 %
18.0
± 10 %
22.0
± 10 %
27.0
± 10 %
33.0
± 10 %
39.0
± 10 %
47.0
± 10 %
56.0
± 10 %
68.0
± 10 %
82.0
± 10 %
100.0 ± 10 %
120.0 ± 10 %
150.0 ± 10 %
180.0 ± 10 %
220.0 ± 10 %
270.0 ± 10 %
330.0 ± 10 %
390.0 ± 10 %
470.0 ± 10 %
560.0 ± 10 %
680.0 ± 10 %
820.0 ± 10 %
1000.0 ± 10 %
Note
(1)
Rated DC current based on the maximum temperature rise, not
to exceed 40 °C at + 85 °C ambient
Document Number: 34061
Revision: 01-Jul-09
TEST
FREQ.
(MHz)
Q
L & Q MIN.
25.2
30
25.2
30
25.2
30
25.2
30
25.2
30
25.2
30
25.2
30
25.2
30
25.2
30
25.2
30
25.2
30
25.2
30
7.96
30
7.96
30
7.96
30
7.96
30
7.96
30
7.96
30
7.96
30
7.96
30
7.96
30
7.96
30
7.96
30
7.96
30
2.52
50
2.52
50
2.52
50
2.52
50
2.52
50
2.52
50
2.52
50
2.52
50
2.52
50
2.52
50
2.52
50
2.52
50
0.796
50
0.796
50
0.796
50
0.796
40
0.796
40
0.796
40
0.796
40
0.796
40
0.796
40
0.796
40
0.796
40
0.796
40
0.252
40
SRF
MIN.
(MHz)
460
400
390
350
310
280
240
215
205
195
165
155
140
120
100
90.0
80.0
67.0
61.0
56.0
50.0
40.0
32.0
30.0
25.0
22.0
18.0
15.0
14.0
13.0
12.0
11.0
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
RATED
DC
DCR
MAX. CURRENT
(1)
(Ω)
(mA)
0.23
552
0.26
519
0.29
491
0.32
468
0.36
441
0.40
418
0.45
394
0.60
342
0.75
306
0.80
296
0.95
271
1.20
242
0.35
447
0.38
429
0.40
418
0.43
403
0.46
390
0.49
378
0.55
357
0.59
344
0.62
336
0.69
333
0.75
306
0.82
292
0.90
279
1.00
265
1.10
252
1.24
238
1.36
227
1.56
212
1.72
202
1.89
192
2.10
183
2.34
173
2.60
164
2.86
156
3.25
147
3.64
139
4.16
130
5.72
111
6.30
105
6.90
101
7.54
96
8.20
92
9.20
87
10.50
82
12.00
76
13.50
72
16.00
66
other
ELECTRICAL SPECIFICATIONS
Inductance Range:
0.10 µH to 1000 µH
Inductance Tolerance:
± 20 % for 0.10 µH to 0.82 µH
± 10 % for 1.0 µH to 1000 µH
standard
± 10 %, ± 5 %, ± 3 % available
Operating Temperature:
- 55 °C to + 125 °C
Coilform Material:
Non-magnetic for 0.10 µH to 0.82 µH
Powdered iron for 1.0 µH to 22 µH
Ferrite for 27 µH to 1000 µH
TEST EQUIPMENT
• H/P 4342A Q meter with Vishay Dale test fixture or
equivalent
• H/P 4191A RF impedance analyzer (for SRF
measurements)
• Wheatstone bridge
DIMENSIONS
in inches [millimeters]
0.126 ± 0.008
[3.200 ± 0.203]
0.177 ± 0.008
[4.500 ± 0.203]
0.126 ± 0.008
[3.200 ± 0.203]
0.037 ± 0.008
[0.940 ± 0.203]
0.006 [0.152]
Ref. Typ.
0.030 ± 0.004
[0.762 ± 0.102]
Typ.
+ 0.004
- 0.008
+ 0.102
[1.270
- 0.203
]
0.050
Typ.
0.124 [3.15]
Ref.
Guidelines for
Parallel Component
Printed Circuit
Mounting Pads on
ISC-1812 Chip
Inductors
0.158
[4.0]
0.181
[4.6]
0.024
[0.6]
(1)
0.158
[4.0]
0.059
[1.5]
0.118 [3.0]
0.059
[1.5]
Note
(1)
Recommended minimum spacing between components
PART MARKING
- Vishay Dale
- Inductance value
- Date code
For technical questions, contact:
magnetics@vishay.com
www.vishay.com
1
ISC-1812
Vishay Dale
Wirewound, Surface Mount, Molded, Shielded Inductors
COUPLING SPECIFICATIONS
[maximum]
10
COUPLING (%)
5
1
0.5
1
5
10
50 100
5001000
INDUCTANCE (µH)
DESCRIPTION
ISC-1812
MODEL
10 µH
INDUCTANCE VALUE
± 10 %
INDUCTANCE TOLERANCE
ER
PACKAGE CODE
e3
JEDEC LEAD (Pb)-FREE STANDARD
GLOBAL PART NUMBER
I
S
PRODUCT
FAMILY
C
1
8
SIZE
1
2
E
R
1
0
INDUCTANCE
VALUE
0
K
TOL.
PACKAGE
CODE
www.vishay.com
2
For technical questions, contact:
magnetics@vishay.com
Document Number: 34061
Revision: 01-Jul-09
Legal Disclaimer Notice
Vishay
Disclaimer
All product specifications and data are subject to change without notice.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf
(collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein
or in any other disclosure relating to any product.
Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any
information provided herein to the maximum extent permitted by law. The product specifications do not expand or
otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed
therein, which apply to these products.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this
document or by any conduct of Vishay.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless
otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such
applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting
from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding
products designed for such applications.
Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000
Revision: 18-Jul-08
www.vishay.com
1
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