Model IMC-1812
Vishay Dale
Inductors
Surface Mount, Molded
FEATURES
•
Molded construction provides superior strength and moisture resistance.
•
Tape and reel packaging for automatic handling, 2000/reel, EIA 481.
•
Printed marking.
•
Compatible with vapor phase and infrared reflow soldering.
STANDARD ELECTRICAL SPECIFICATIONS
TEST
FREQ.
L&Q
(MHz)
ELECTRICAL SPECIFICATIONS
RATED
DC
CURRENT
(mA)
IND.
(
µ
H)
.010
.012
.018
.022
.027
.033
.039
.047
.056
.068
.082
.10
.12
.15
.18
.22
.27
.33
.39
.47
.56
.68
.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%
±
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%
±
10%
±
10%
±
10%
±
10%
Q
MIN.
50
50
50
50
50
50
50
50
40
40
40
30
30
30
30
30
30
30
30
30
30
30
30
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
40
40
40
40
40
40
40
40
40
30
30
30
30
SELF-
RESONANT
FREQ. MIN.
(MHz)
DCR
MAX.
(Ohms)
50.0
50.0
50.0
50.0
50.0
50.0
50.0
50.0
50.0
50.0
50.0
25.2
25.2
25.2
25.2
25.2
25.2
25.2
25.2
25.2
25.2
25.2
25.2
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
.79
.79
.79
.79
.79
.79
.79
.79
.79
.79
.79
.79
.25
1000.0
1000.0
1000.0
1000.0
1000.0
1000.0
1000.0
1000.0
900.0
800.0
700.0
650.0
600.0
500.0
400.0
350.0
300.0
250.0
220.0
190.0
170.0
150.0
140.0
100.0
80.0
70.0
60.0
55.0
50.0
45.0
40.0
35.0
33.0
27.0
25.0
20.0
18.0
17.0
15.0
13.0
12.0
11.0
11.0
10.0
9.0
9.0
8.0
8.0
6.0
5.0
5.0
4.0
4.0
3.5
3.0
3.0
3.0
3.0
2.5
2.5
.20
.20
.20
.20
.20
.30
.30
.30
.35
.35
.40
.32
.30
.30
.35
.40
.45
.55
.70
.80
1.20
1.40
1.60
.50
.55
.60
.65
.70
.75
.80
.90
1.00
1.10
1.20
1.40
1.60
2.00
2.50
2.80
3.20
3.60
4.00
4.50
5.00
5.50
6.00
7.00
8.00
8.00
9.00
9.50
10.0
12.0
14.0
16.0
26.0
30.0
30.0
35.0
40.0
450
450
450
450
450
450
450
450
450
450
450
450
450
450
450
450
450
430
380
355
285
270
250
450
430
410
390
380
370
355
330
315
300
285
270
250
225
200
190
180
170
160
150
140
135
130
120
110
110
105
102
100
92
85
80
62
50
50
30
30
Inductance Range:
.010µH to 1000µH.
Inductance Tolerance:
±
20% for .010µH to .39µH.
±
10% for .47µH to 1000µH standard.
±
10%,
±
5%,
±
3% available.
Temperature Range:
- 55°C to + 125°C.
Coilform Material:
Non-magnetic for .010µH to .82µH.
Powdered Iron for 1.0µH to 120µH. Ferrite for 150µH 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.
DIMENSIONAL CONFIGURATIONS
[Numbers in brackets indicate millimeters]
.126
±
.008
[3.20
±
.203]
.177
±
.008
[4.50
±
.203]
.006
[.152]
Ref.
Typ.
.126
±
.008
[3.20
±
.203]
.030
±
.004
[.762
±
.102]
Typ.
.124 [3.15]
Ref.
.181 [4.6]
.037
±
.008
[.940
±
.203]
.050 + .004
- .008
[1.27 + .102
- .203]
Typ.
.158
[4.0]
Guidelines for
Parallel Component
Printed Circuit
Mounting Pads on
IMC-1812 Chip
Inductors
.024*
[0.6]
.059
[1.5]
.118 [3.0]
.059
[1.5]
.158
[4.0]
*Recommended minimum spacing between components.
PART MARKING
— Vishay Dale
— Inductance value
— Date code
HOW TO ORDER
IMC-1812
MODEL
10
µ
H
INDUCTANCE VALUE
±
10%
INDUCTANCE TOLERANCE
Document Number 34044
Revision 29-Apr-99
www.vishay.com
45
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