LCM1812R
Molded
Chip Inductor
.126" ± .01"
3.20 mm ± 0.3
.126" ± .01"
3.20 mm ± .3
.177" ± .01"
4.50 mm ± .3
.040" ± .008"
1 mm
.047" ± .004"
1.20 mm
FEATURES
Handles15% to55% more current thanother chipinductor
s
in the same size
Ideal for high power use
Extremely high reliability in a wide temperature and
humidity range
Superior Q
Excellent for flow, re-flow soldering, and soldering iron
APPLICATIONS
LC resonant circuits such as oscillators and signal
generators
Impedance Matching
Circuit isolation
RF filters
Disk drives and computer peripherals
Audio equipment
Video equipment
TV and radio
Telecommunication equipment
PART
NUMBER
LCM1812R-R10M
LCM1812R-R12M
LCM1812R-R15M
LCM1812R-R18M
LCM1812R-R22M
LCM1812R-R27M
LCM1812R-R33M
LCM1812R-R39M
LCM1812R-R47M
LCM1812R-R56M
LCM1812R-R68M
LCM1812R-R82M
LCM1812R-1R0K
LCM1812R-1R2K
LCM1812R-1R5K
LCM1812R-1R8K
LCM1812R-2R2K
LCM1812R-2R7K
LCM1812R-3R3K
LCM1812R-3R9K
LCM1812R-4R7K
LCM1812R-5R6K
LCM1812R-6R8K
LCM1812R-8R2K
LCM1812R-100K
LCM1812R-120K
LCM1812R-150K
LCM1812R-180K
LCM1812R-220K
LCM1812R-270K
LCM1812R-330K
LCM1812R-390K
LCM1812R-470K
LCM1812R-560K
LCM1812R-680K
LCM1812R-820K
LCM1812R-101K
LCM1812R-121K
LCM1812R-151K
LCM1812R-181K
LCM1812R-221K
LCM1812R-271K
LCM1812R-331K
LCM1812R-391K
LCM1812R-471K
LCM1812R-561K
LCM1812R-681K
LCM1812R-821K
LCM1812R-102K
CHARACTERISTICS
INDUCTANCE RANGE .10 µH to 470 µH. Values under .10 µH
are available by special order.
TOLERANCE 20%From.18µHto.82µH.10%from1.0µH to470µH.
Also available in 5% tolerance for values from 10 µH to 470 µH
CURRENT RATING Based on current flow and temperature
rise of 20°C maximum at 80°C ambient temperature.
TESTINGPRODEDURE Inductance,Q, andSRFare measuredwith
HP4191A ImpedanceAnalyzerwith16092A Test Clip at specifed
i
frequenc DCR measured with digital milliohms meter
y.
.
DIELECTRIC STRENGTH 500 v
olts RMS at sea level.
OPERATING TEMPERATURE -25°C to +85°C.
STORAGE TEMPERATURE 45°C to 100°C in original tape and
reel package
SOLDERING HEAT RESISTANCE 250°C for 3-5 seconds after
12°C preheat cycle for 5 minutes.
SOLDERABILITY 95% of the terminal is covered with solder
.
Please refer to page 2 for soldering recommendations.
RESISTANCE TO SOLVENT No change in appearance when
dipped into alcohol or freon for 3 minutes.
MARKING Part is marked withinductance value in EIAcode.
PACKAGING Tape and Reel only.
Q
MINIMUM
35
35
35
35
40
40
40
40
40
40
40
40
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
INDUCTANCE
(µH)
.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
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
820
1000
INDUCTANCE TEST
FREQUENCY
(MHz)
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
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.252
TOLERANCE
(± %)
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
SELF RESONANT
FREQUENCY
MINIMUM (MHz)
300.0
280.0
250.0
220.0
200.0
180.0
165.0
160.0
145.0
140.0
135.0
130.0
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
10.0
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
DC RESISTANCE
OHMS
MAXIMUM (
Ω)
0.18
0.20
0.22
0.24
0.25
0.26
0.28
0.30
0.32
0.36
0.40
0.45
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
8.00
8.00
9.00
9.50
10.00
12.00
14.00
16.00
26.00
30.00
30.00
35.00
40.00
RATED DC
CURRENT MAX
(mA)
800
770
730
700
665
635
605
575
545
520
500
475
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
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