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Document 1675-1
High Temp Power Inductors MSS1246H
Halogen
Free
• Designed for high ambient temperatures
• Magnetic shielding allows high density mounting.
• AEC-Q200 Grade 1 (–40°C to +125°C)
Designer’s Kit C510 contains 3 of each value
Core material Ferrite
Core and winding loss See www.coilcraft.com/coreloss
Environmental RoHS compliant, halogen free
AEC
+
Q200 125°C
Terminations RoHS compliant matte tin over nickel over phos
bronze. Other terminations available at additional cost.
Weight: 2.24 – 2.49 g
Operating voltage 400 V max
Ambient temperature –40°C to +125°C with (40°C rise) Irms current.
Maximum part temperature +165°C (ambient + temp rise). Derating.
Storage temperature Component: –40°C to +165°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
Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C /
85ꢀ relative humidity)
PCB washing Tested to MIL-STD-202 Method 215 plus an additional
aqueous wash. See Doc787_PCB_Washing.pdf.
DCR3
Isat (A)5 (typ)
Irms (A)6
1. Please specify termination and packaging codes:
MSS1246H-105KED
SRF
(mOhms)
Inductance2
(µH)
typ4 10% 20% 30% 20°C 40°C
Part number1
max
(MHz) drop drop drop rise rise
Termination:E=RoHS compliant matte tin over
nickel over phos bronze.
MSS1246H-102MED
MSS1246H-152MED
MSS1246H-222MED
MSS1246H-332MED
MSS1246H-422MED
1.0 20ꢀ
1.5 20ꢀ
2.2 20ꢀ
3.3 20ꢀ
4.2 20ꢀ
6.0
6.6
8.6
12.0
13.5
120.0 16.50 18.20 19.60 6.80 9.70
85.0 12.30 14.20 15.50 6.20 9.00
68.0 10.10 11.80 13.00 5.50 7.80
Special order:
T = RoHS tin-silver-copper
55.0
46.0
8.30 9.80 10.70 4.70 6.60
7.80 8.80 9.50 4.30 6.20
(95.5/4/0.5) or S = non-RoHS
tin-lead (63/37).
Packaging: D=13″ machine-ready reel. EIA-481
embossed plastic tape (800 parts
per full reel). Quantities less than
full reel available: in tape (not
MSS1246H-562MED
MSS1246H-682MED
MSS1246H-822MED
MSS1246H-103MED
MSS1246H-123MED
5.6 20ꢀ
6.8 20ꢀ
8.2 20ꢀ
10 20ꢀ
12 20ꢀ
17.5
19.5
25.5
28
45.0
38.0
33.0
30.0
28.0
6.80 7.60 8.30 3.80 5.40
6.00 6.90 7.50 3.70 5.20
5.20 6.10 6.60 3.20 4.50
4.80 5.70 6.10 3.00 4.30
4.30 5.20 5.70 2.91 4.10
machine ready) or with leader
and trailer ($25 charge).
30
MSS1246H-153MED
MSS1246H-183MED
MSS1246H-223MED
MSS1246H-273MED
MSS1246H-333MED
15 20ꢀ
18 20ꢀ
22 20ꢀ
27 20ꢀ
33 20ꢀ
46
49
60
67
78
22.0
21.0
20.0
18.0
15.0
3.90 4.50 4.80 2.38 3.35
3.60 4.20 4.50 2.28 3.24
3.20 3.80 4.10 2.05 2.83
3.00 3.40 3.70 1.91 2.70
2.60 3.00 3.30 1.73 2.46
2. Inductance measured at 100 kHz, 0.1 Vrms, 0 Adc
using a Coilcraft SMD-A fixture in an Agilent/
HP 4263B LCR meter or equivalent.
3. DCR measured on a micro-ohmmeter and a
Coilcraft CCF858 test fixture.
4. SRF measured using an Agilent/HP 8753D
network analyzer and a Coilcraft SMD-D test
fixture.
5. DC current at 25°C that causes the specified
inductance drop from its value without current.
Click for temperature derating information.
MSS1246H-393MED
MSS1246H-473KED
MSS1246H-563KED
MSS1246H-683KED
MSS1246H-823KED
MSS1246H-104KED
MSS1246H-124KED
MSS1246H-154KED
MSS1246H-184KED
MSS1246H-224KED
39 20ꢀ
47 10ꢀ
56 10ꢀ
68 10ꢀ
82 10ꢀ
100 10ꢀ
120 10ꢀ
150 10ꢀ
180 10ꢀ
220 10ꢀ
96
105
135
150
178
225
259
310
392
450
13.0
12.5
11.0
10.0
9.0
8.0
7.5
6.8
6.0
5.3
2.40 2.80 3.00 1.58 2.18
2.20 2.60 2.80 1.51 2.12
2.00 2.30 2.60 1.28 1.84
1.80 2.10 2.30 1.21 1.73
1.60 1.90 2.10 1.12 1.59
1.50 1.80 1.90 1.01 1.43
1.40 1.60 1.80 0.96 1.35
1.20 1.40 1.60 0.88 1.23
1.10 1.30 1.40 0.76 1.07
1.00 1.20 1.30 0.72 1.02
6. Current that causes the specified temperature
rise from 25°C ambient.This information is for
reference only and does not represent absolute
maximum ratings.
Click for temperature derating information.
7. Electrical specifications at 25°C.
Refer to Doc 362 “Soldering Surface Mount
Components” before soldering.
MSS1246H-274KED
MSS1246H-334KED
MSS1246H-394KED
MSS1246H-474KED
MSS1246H-564KED
270 10ꢀ
330 10ꢀ
390 10ꢀ
470 10ꢀ
560 10ꢀ
520
670
770
970
1130
4.8
4.3
4.0
3.8
3.6
0.92 1.10 1.20 0.68 0.95
0.84 0.97 1.10 0.58 0.82
0.78 0.89 0.97 0.55 0.77
0.70 0.81 0.88 0.48 0.67
0.63 0.74 0.81 0.45 0.63
MSS1246H-684KED
MSS1246H-824KED
MSS1246H-105KED 1000 10ꢀ
680 10ꢀ
820 10ꢀ
1310
1640
1900
3.2
2.6
2.3
0.58 0.68 0.73 0.42 0.59
0.52 0.61 0.67 0.37 0.52
0.48 0.56 0.60 0.35 0.49
Document 1675-1 Revised 07/06/22
US +1-847-639-6400 sales@coilcraft.com
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
© Coilcraft Inc. 2023
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.
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