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1812CS-333XJBC Datasheet, PDF (1/2 Pages) Coilcraft lnc. – Chip Inductors – 1812CS (4532)
Document 105-1
Chip Inductors – 1812CS (4532)
• Higher SRF values than 1812 size parts with ferrite cores
• 5% tolerances for all values
• 19 inductance values from 1.0 to 33 µH
Request free evaluation samples by contacting Coilcraft
or visiting www.coilcraft.com.
Part number1
  Inductance2
(µH)
1812CS-102XJL_   1.0 @ 7.9 MHz
1812CS-122XJL_   1.2 @ 7.9 MHz
1812CS-152X_L_   1.5 @ 7.9 MHz
1812CS-182XJL_   1.8 @ 7.9 MHz
1812CS-222X_L_   2.2 @ 7.9 MHz
1812CS-272X_L_   2.7 @ 7.9 MHz
1812CS-332X_L_   3.3 @ 7.9 MHz
1812CS-392X_L_   3.9 @ 7.9 MHz
1812CS-472XJL_   4.7 @ 7.9 MHz
1812CS-562XJL_   5.6 @ 7.9 MHz
1812CS-682XJL_   6.8 @ 7.9 MHz
1812CS-822X_L_   8.2 @ 7.9 MHz
1812CS-103XJL_
10 @ 7.9 MHz
1812CS-123XJL_
12 @ 2.5 MHz
1812CS-153X_L_
15 @ 2.5 MHz
1812CS-183XJL_
1812CS-223X_L_
1812CS-273XJL_
1812CS-333X_L_
18 @ 2.5 MHz
22 @ 2.5 MHz
27 @ 2.5 MHz
33 @ 2.5 MHz
Percent   SRF min5
  tolerance3
  Q min4
(MHz)
5
60 @ 50 MHz
310
5
62 @ 50 MHz
230
5,2
65 @ 50 MHz
210
5
68 @ 50 MHz
190
5,2
63 @ 50 MHz
170
5,2
63 @ 50 MHz
160
5,2
65 @ 50 MHz
145
5,2
69 @ 50 MHz
130
5
63 @ 50 MHz
115
5
59 @ 50 MHz
100
5
60 @ 50 MHz
90
5,2
47 @ 50 MHz
80
5
36 @ 50 MHz
70
5
35 @ 10 MHz
60
5,2
34 @ 10 MHz
50
5
30 @ 10 MHz
45
5,2
32 @ 10 MHz
40
5
29 @ 10 MHz
30
5,2
20 @ 10 MHz
20
  DCR max6
(Ohms)
1.2
1.2
1.6
2.0
2.2
3.2
3.8
5.0
5.4
5.7
6.6
7.0
7.7
8.7
9.6
10.5
11.5
12.5
13.5
  Irms7
(mA)
480
480
430
380
340
300
270
240
230
220
210
200
190
180
170
160
155
150
145
1. When ordering, specify tolerance, termination and packaging codes:
1812CS-333XGLC
Tolerance: G = 2%  J = 5%  (Table shows stock tolerances
in bold.)
Termination: L = RoHS compliant silver-palladium-platinum-glass frit.
E = Halogen free component. RoHS compliant silver-
palladium-platinum-glass frit terminations.
Special order: T = RoHS tin-silver-copper (95.5/4/0.5)
or S = non-RoHS tin-lead (63/37).
Packaging: C = 7″ machine-ready reel. EIA-481 embossed plastic
tape (600 parts per full reel).
B = Less than full reel. In tape, but not machine ready.
To have a leader and trailer added ($25 charge),
use code letter C instead.
D = 13″ machine-ready reel. EIA-481 embossed plastic
tape. Factory order only, not stocked (2200 parts per
full reel).
2. Inductance measured using a Coilcraft SMD-A fixture in an Agilent/HP
4286A impedance analyzer with Coilcraft-provided correlation pieces.
3. Tolerances in bold are stocked for immediate shipment.
4. Q measured using an Agilent/HP 4291A with an Agilent/HP 16193 test
fixture.
5. SRF measured using an Agilent/HP 8753D network analyzer and a
Coilcraft SMD-D test fixture.
6. DCR measured on a Cambridge Technology micro-ohmmeter and a
Coilcraft CCF859 test fixture.
7. Current that causes a 15°C temperature rise from 25°C ambient.
8. Electrical specifications at 25°C.
Refer to Doc 362 “Soldering Surface Mount Components” before soldering.
Designer’s Kit C337 contains 10 of each 5% part
Core material Ceramic
Environmental  RoHS compliant, halogen free optional
Terminations  RoHS compliant silver-palladium-platinum-glass frit.
Other terminations available at additional cost.
Weight  109 – 128 mg
Ambient temperature  –40°C to +125°C with Irms current, +125°C
to +140°C with derated current
Storage temperature  Component: –40°C to +140°C.
Tape and reel packaging: –40°C to +80°C
Resistance to soldering heat  Max three 40 second reflows at
+260°C, parts cooled to room temperature between cycles
Temperature Coefficient of Inductance (TCL)  +25 to +125 ppm/°C
Moisture Sensitivity Level (MSL)  1 (unlimited floor life at <30°C /
85% relative humidity)
Failures in Time (FIT) / Mean Time Between Failures (MTBF)
One per billion hours / one billion hours, calculated per Telcordia SR-332
Packaging  600 per 7″ reel; 2200 per 13″ reel.  Plastic tape:  12 mm wide,
0.3 mm thick, 8 mm pocket spacing, 3.7 mm pocket depth
PCB washing  Tested with pure water or alcohol only. For other solvents,
see Doc787_PCB_Washing.pdf
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UK +44-1236-730595 sales@coilcraft-europe.com
Taiwan +886-2-2264 3646 sales@coilcraft.com.tw
China +86-21-6218 8074 sales@coilcraft.com.cn
Singapore + 65-6484 8412 sales@coilcraft.com.sg
Document 105-1  Revised 01/11/12
© Coilcraft Inc. 2013
This product may not be used in medical or high
risk applications without prior Coilcraft approval.
Specification subject to change without notice.
Please check web site for latest information.