IMC-1812
Vishay Dale
Surface Mount, Molded Inductor
FEATURES
• Molded construction provides superior strength
and moisture resistance
• Tape and reel packaging for automatic handling,
2000/reel, EIA 481
RoHS
• Printed marking
COMPLIANT
• Compatible with vapor phase and infrared reflow
soldering
• 100 % lead (Pb)-free and RoHS compliant
STANDARD ELECTRICAL SPECIFICATIONS
TEST
SELF-
RATED*
FREQ. RESONANT
DCR
MAX.
DC
ELECTRICAL SPECIFICATIONS
IND.
(µH)
Q
L & Q
(MHz)
FREQ. MIN.
CURRENT
(mA)
Inductance Range: 0.010 µH to 1000 µH
TOL.
MIN.
(MHz)
(Ohms)
Inductance Tolerance: 20 % for 0.010 µH to 0.39 µH
10 % for 0.47 µH to 1000 µH standard
10 %, 5 %, 3 % available
0.010
0.012
0.018
0.022
0.027
0.033
0.039
0.047
0.056
0.068
0.082
0.10
0.12
0.15
0.18
0.22
0.27
0.33
0.39
0.47
0.56
0.68
0.82
20 %
20 %
20 %
20 %
20 %
20 %
20 %
20 %
20 %
20 %
20 %
20 %
20 %
20 %
20 %
20 %
20 %
20 %
20 %
10 %
10 %
10 %
10 %
50
50
50
50
50
50
50
50
40
40
40
30
30
30
30
30
30
30
30
30
30
30
30
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
1000
1000
1000
1000
1000
1000
1000
1000
900
0.20
0.20
0.20
0.20
0.20
0.30
0.30
0.30
0.35
0.35
0.40
0.32
0.30
0.30
0.35
0.40
0.45
0.55
0.70
0.80
1.20
1.40
1.60
0.50
0.55
0.60
0.65
0.70
0.75
0.80
0.90
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
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
Temperature Range: - 55 °C to + 125 °C
Coilform Material: Non-magnetic for 0.010 µH to 0.82 µH
Powdered Iron for 1.0 µH to 120 µH. Ferrite for 150 µH to
1000 µH
800
700
TEST EQUIPMENT
650
600
500
400
350
300
250
220
190
170
150
140
100
80.0
70.0
60.0
55.0
50.0
45.0
40.0
35.0
33.0
27.0
25.0
• 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
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 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
50
50
50
50
50
50
50
50
50
50
50
50
[3.20 0.203]
0.006
[0.152]
Ref.
0.037 0.008
[.940 0.203]
Typ.
0.177 0.008
[4.50 0.203]
0.050 + 0.004
- 0.008
0.126 0.008
[3.20 0.203]
[1.27 + 0.102
- 0.203]
0.030
0
Typ.
0.004
[0.762
0.102]
Typ.
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
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
10 %
50
50
50
50
50
50
50
50
50
50
50
50
40
40
40
40
40
40
40
40
40
30
30
30
20.0
18.0
17.0
15.0
13.0
12.0
11.0
11.0
10.0
9.0
0.158
[4.0]
0.124 [3.15]
Ref.
0.181
[4.6]
Guidelines for
Parallel Component
Printed Circuit
Mounting Pads on
IMC-1812 Chip
Inductors
0.158
0.024*
[4.0]
[0.6]
9.0
8.0
0.059
[1.5]
0.059
[1.5]
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
8.0
6.0
5.0
5.0
4.0
4.0
3.5
3.0
3.0
3.0
3.0
2.5
8.00
8.00
9.00
9.50
10.0
12.0
14.0
16.0
26.0
30.0
30.0
35.0
110
110
105
102
100
92
0.118 [3.0]
* Recommended minimum spacing between components
85
PART MARKING
80
62
- Vishay Dale
- Inductance value
- Date code
50
50
30
1000.0
10 % 30
0.25
2.5
40.0
30
DESCRIPTION
IMC-1812
10 µH
INDUCTANCE VALUE
10 %
ER
e3
MODEL
INDUCTANCE TOLERANCE
PACKAGE CODE
JEDEC LEAD FREE STANDARD
GLOBAL PART NUMBER
I
M
C
1
8
1
2
E
R
1
0
0
K
SIZE
PRODUCT FAMILY
PACKAGE CODE
VALUE
INDUCTANCE
TOL.
www.vishay.com
110
For technical questions, contact: magnetics@vishay.com
Document Number: 34044
Revision: 26-Feb-06