ISC-1812
Vishay Dale
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 other
components.
STANDARD ELECTRICAL SPECIFICATIONS
IND.
(
µ
H)
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
10.0
12.0
15.0
18.0
22.0
27.0
33.0
39.0
47.0
56.0
68.0
82.0
100.0
120.0
150.0
180.0
220.0
270.0
330.0
390.0
470.0
560.0
680.0
820.0
1000.0
TOL.
±
20%
±
20%
±
20%
±
20%
±
20%
±
20%
±
20%
±
20%
±
20%
±
20%
±
20%
±
20%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
±
10%
TEST
SELF-
RATED
FREQ. RESONANT DCR
DC
L & Q FREQ. MIN. MAX. CURRENT
Q
(MHz)
(mA)
MIN. (MHz)
(Ohms)
30
25.2
460.0
0.23
552
30
25.2
400.0
0.26
519
30
25.2
390.0
0.29
491
30
25.2
350.0
0.32
468
30
25.2
310.0
0.36
441
30
25.2
280.0
0.40
418
30
25.2
240.0
0.45
394
30
25.2
215.0
0.60
342
30
25.2
205.0
0.75
306
30
25.2
195.0
0.80
296
30
25.2
165.0
0.95
271
30
25.2
155.0
1.20
242
30
7.96
140.0
0.35
447
30
7.96
120.0
0.38
429
30
7.96
100.0
0.40
418
30
7.96
90.0
0.43
403
30
7.96
80.0
0.46
390
30
7.96
67.0
0.49
378
30
7.96
61.0
0.55
357
30
7.96
56.0
0.59
344
30
7.96
50.0
0.62
336
30
7.96
40.0
0.69
333
30
7.96
32.0
0.75
306
30
7.96
30.0
0.82
292
50
2.52
25.0
0.90
279
50
2.52
22.0
1.0
265
50
2.52
18.0
1.10
252
50
2.52
15.0
1.24
238
50
2.52
14.0
1.36
227
50
2.52
13.0
1.56
212
50
2.52
12.0
1.72
202
50
2.52
11.0
1.89
192
50
2.52
9.0
2.10
183
50
2.52
8.0
2.34
173
50
2.52
7.6
2.60
164
50
2.52
7.2
2.86
156
50
0.796
7.0
3.25
147
50
0.796
6.0
3.64
139
50
0.796
5.0
4.16
130
40
0.796
4.5
5.72
111
40
0.796
4.2
6.30
105
40
0.796
4.0
6.90
101
40
0.796
3.7
7.54
96
40
0.796
3.5
8.20
92
40
0.796
3.3
9.20
87
40
0.796
2.8
10.50
82
40
0.796
2.6
12.0
76
40
0.796
2.2
13.50
72
40
0.252
2.0
16.0
66
ELECTRICAL SPECIFICATIONS
Inductance Range:
0.10µH to 1000µH.
Inductance Tolerance:
±
20% for 0.10µH to 0.82µH.
±
10% for 1.0µH to 1000µH standard.
±
10%,
±
5%,
±
3% and 2% (also 1% on some values)
available.
Temperature Range:
- 55°C to + 125°C.
Coilform Material:
Non-Magnetic for 0.10µH to 0.82µH.
Powdered iron for 1.0µH to 22µH. Ferrite for 27µH to 1000µH.
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
[3.20
±
0.203]
0.177
±
0.008
[4.50
±
0.203]
0.006
[0.152]
Ref.
Typ.
0.126
±
0.008
[3.20
±
0.203]
0.037
±
0.008
[0.940
±
0.203]
0.050 + 0.004
- 0.008
[1.27 + 0.102]
- 0.203]
0.158
[4.0]
0.030
±
0.004
[0.762
±
0.102]
Typ.
0.124 [3.15]
Ref.
0.181
[4.6]
Guidelines for
Parallel Component
Printed Circuit
Mounting Pads on
ISC-1812
Chip Inductors
0.158
0.024* [4.0]
[0.6]
0.059
[1.5]
0.118
[3.0]
0.059
[1.5]
*Recommended minimum spacing between components.
COUPLING SPECIFICATIONS
[maximum]
COUPLING (%)
10
5
PART MARKING
— Vishay Dale
— Inductance value
— Date code
DESCRIPTION
1
0.5
1
INDUCTANCE (
µ
H)
5 10
50 100
5001000
ISC-1812
MODEL
10
µ
H
INDUCTANCE
VALUE
±
10%
INDUCTANCE
TOLERANCE
SAP PART NUMBERING GUIDELINES (INTERNAL)
I
S
C
1
8
1
2
R
V
1
0
0
K
TOL.
PRODUCT FAMILY
SIZE
See the end of this data book for conversion tables
PACKAGE
CODE
INDUCTANCE
VALUE
www.vishay.com
60
For technical questions, contact Magnetics@vishay.com
Document Number 34061
Revision 28-Aug-02
Embedded System
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