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© Coilcraft Inc. 2012

This product may not be used in medical of high

risk applications without prior Coilcraft approval.

Specification subject to change without notice.

Please check out web site for latest information.

Document 327-1

Document 327-1 Revised 04/19/12

Designer’s Kit C387 contains samples of all values

Core material Iron

Core and winding loss See www.coilcraft.com/coreloss

Terminations RoHS tin-silver over copper. Other terminations avail-

able at additional cost.

Weight MLC12xx 1.91 – 3.04 g; MLC15xx 2.73 – 5.12 g

Ambient temperature –40°C to +85°C with Irms current

Maximum part temperature: The part may be operated without

damage as long its temperature (ambient + self-heating) does not

exceed +125°C.

Storage temperature Component: –40°C to +125°C.

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

Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C /

85% relative humidity)

Failures in Time (FIT) / Mean Time Between Failures (MTBF)

38 per billion hours / 26,315,789 hours, calculated per Telcordia SR-332

PCB washing Only pure water or alcohol recommended

• SoftsaturationmakesthemidealforVRD/VRMapplications

• Specialmaterialseliminateallthermalagingissues.

DCR (mOhm)

Height

±20% (µH)

typ

max

(MHz)

10% drop 20% drop

20°C rise 40°C rise

max (mm)

10.5 mm × 11.x mm body size (see next page for 13.2 mm × 14.xmm body size)

MLC1265-361ML_

0.36

0.93

1.03

234

26.9

42.6

16.5

22.7

6.5

MLC1260-401ML_

0.40

0.93

1.03

228

21.0

35.2

16.3

21.9

6.1

MLC1255-421ML_

0.42

0.93

1.03

219

21.1

34.5

16.8

24.1

5.6

MLC1240-451ML_

0.45

1.73

1.91

198

16.5

24.9

12.8

19.8

4.1

MLC1265-701ML_

0.70

1.24

1.37

134

16.4

27.5

15.2

21.0

6.5

MLC1250-801ML_

0.80

2.35

2.59

151

13.3

21.7

12.4

17.3

5.1

MLC1240-901ML_

0.90

2.57

2.83

108

13.9

22.8

11.9

16.3

4.1

MLC1260-122ML_

1.20

2.38

2.62

93

14.0

23.3

12.3

17.6

6.1

MLC1255-122ML_

1.20

2.38

2.62

85

14.1

22.4

12.4

17.5

5.6

MLC1250-132ML_

1.30

2.38

2.62

76

10.8

17.7

11.7

16.5

5.3

MLC1245-152ML_

1.50

4.08

4.49

79

10.7

17.3

10.3

14.2

4.6

MLC1260-172ML_

1.75

2.84

3.13

72

12.1

19.2

10.9

15.3

6.1

MLC1245-402ML_

4.00

8.18

9.00

46

7.42

11.8

6.9

9.8

4.8

1. When ordering, please specify

termination and packaging codes:

MLC1245-402MLC

Termination: L = RoHS compliant tin-silver over copper.

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.

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.

2. Inductancemeasuredat100kHz,0.1Vrms,0AdcusingaCoilcraftSMD‑AfixtureinanAgilent/HP4284ALCRmeter.

3. SRFmeasuredusinganAgilent/HP4291AimpedanceanalyzerandaCoilcraft16193fixture.

4. DCcurrentatwhichtheinductancedropsthespecifiedamountfromitsvaluewithoutcurrent.

5. Currentthatcausesthespecifiedtemperaturerisefrom25°Cambient.

6. Electricalspecificationsat25°C.

Refer to Doc 362 “Soldering Surface Mount Components” before soldering.