MSS1278-684KTD [COILCRAFT]
General Purpose Inductor, 680uH, 10%, 1 Element, Ferrite-Core, SMD, 4848, ROHS COMPLIANT;
| 型号： | MSS1278-684KTD |
| 厂家： | 
Coilcraft lnc. |
| 描述： | General Purpose Inductor, 680uH, 10%, 1 Element, Ferrite-Core, SMD, 4848, ROHS COMPLIANT 测试 功率感应器 电感器 |
| 文件： | 总2页 (文件大小：233K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Document 322-1
SMT Power Inductors
–
MSS1278
• 12.3 × 12.3 mm footprint; 8 mm high shielded inductors
• Low DCR and excellent current handling
Designer’s Kit C380 contains 3 each of all values.
Core material Ferrite
Core and winding loss See www.coilcraft.com/coreloss
Terminations RoHS compliant matte tin over nickel over phos
bronze. Other terminations available at additional cost.
Weight: 3.8 – 4.6 g
Ambient temperature –40°C to +85°C with Irms current, +85°C to
+125°C with derated current
Storage temperature Component: –40°C to +125°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)
Failures in Time (FIT) / Mean Time Between Failures (MTBF)
38 per billion hours / 26,315,789 hours, calculated per Telcordia SR-332
Packaging 500/13″ reel; Plastic tape: 24 mm wide, 0.5 mm thick,
16 mm pocket spacing, 8.7 mm pocket depth
PCB washing Tested with pure water or alcohol only. For other
solvents, see Doc787_PCB_Washing.pdf.
DCR3
Isat (A)5
Irms (A)6
1. Please specify termination and packaging codes:
SRF
(mOhms)
typ
Inductance2
(µH)
typ4 10% 20% 30% 20°C 40°C
(MHz) drop drop drop rise rise
MSS1278-105KLD
Termination:L =RoHS compliant matte tin over
nickel over phos bronze.
Part number1
max
MSS1278-142ML_
MSS1278-472ML_
MSS1278-562ML_
MSS1278-682ML_
MSS1278-822ML_
1.4 20ꢀ
4.7 20ꢀ
5.6 20ꢀ
6.8 20ꢀ
8.2 20ꢀ
8.8
9.8 80.0 25.2 28.6 30.6
15.5 30.0 13.7 15.2 15.9
17.5 24.0 12.2 13.7 14.6
21.3 21.0 11.3 12.7 13.7
22.6 20.0 10.1 11.5 12.3
7.00 10.00
4.30 6.20
4.30 6.20
4.20 6.00
4.10 5.90
13.9
15.7
19.1
20.3
Special order:
T = RoHS tin-silver-copper
(95.5/4/0.5) or S = non-RoHS
tin-lead (63/37).
Packaging: D=13″ machine-ready reel. EIA-
MSS1278-103ML_ 10 20ꢀ
MSS1278-123ML_ 12 20ꢀ
MSS1278-153ML_ 15 20ꢀ
MSS1278-183ML_ 18 20ꢀ
MSS1278-223ML_ 22 20ꢀ
21.8
23.2
27.9
30.8
35.5
24.3 17.0
25.8 15.0
31.0 13.0
34.3 12.0
39.5 11.0
9.36 10.6 11.2
8.84 10.0 10.7
7.30 8.36 9.00 3.50 4.90
6.10 7.10 7.74 3.00 4.50
6.04 6.78 7.24 2.90 4.00
4.00 5.70
3.70 5.20
481 embossed plastic tape
(500 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 D
instead.
MSS1278-273ML_ 27 20ꢀ
MSS1278-333ML_ 33 20ꢀ
MSS1278-393ML_ 39 20ꢀ
MSS1278-473ML_ 47 20ꢀ
MSS1278-563ML_ 56 20ꢀ
45.0
61.9
69.1
72.3
80.2
50.0 10.0
5.80 6.56 7.02 2.60 3.60
5.22 5.90 6.30 2.30 3.10
4.68 5.42 5.80 2.10 3.00
4.40 5.02 5.32 2.00 2.90
4.02 4.60 4.90 1.90 2.70
2. Inductance tested at 100 kHz, 0.1 Vrms, 0 Adc us-
ing 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 4191A or
equivalent.
68.8
76.8
80.4
89.2
9.5
8.5
7.5
7.0
MSS1278-683ML_ 68 20ꢀ
MSS1278-823ML_ 82 20ꢀ
MSS1278-104ML_ 100 20ꢀ
MSS1278-124KL_ 120 10ꢀ
MSS1278-154KL_ 150 10ꢀ
91.3 101.5
125.9 139.9
135.1 150.2
182.3 202.6
216.5 240.6
6.5
5.0
4.5
4.3
4.1
3.40 3.86 4.26 1.80 2.60
3.12 3.58 3.80 1.60 2.30 5. DC current at which the inductance drops the
specified amount from its value without current.
2.88 3.28 3.52 1.50 2.20
6. Current that causes the specified temperature rise
2.62 3.00 3.24 1.40 1.90
2.48 2.86 3.02 1.30 1.80
from 25°C ambient.
7. Electrical specifications at 25°C.
Refer to Doc 362 “Soldering Surface Mount
Components” before soldering.
MSS1278-184KL_ 180 10ꢀ
MSS1278-224KL_ 220 10ꢀ
MSS1278-274KL_ 270 10ꢀ
MSS1278-334KL_ 330 10ꢀ
MSS1278-394KL_ 390 10ꢀ
229.0 254.5
323.6 359.6
415.6 461.8
487.3 541.5
533.6 592.9
4.0
3.4
3.1
2.9
2.7
2.26 2.58 2.74 1.20 1.70
1.96 2.22 2.36 1.00 1.60
1.74 2.04 2.18 0.90 1.20
1.66 1.86 2.00 0.80 1.00
1.52 1.72 1.88 0.75 1.00
MSS1278-474KL_ 470 10ꢀ
MSS1278-564KL_ 560 10ꢀ
MSS1278-684KL_ 680 10ꢀ 1045 1162
MSS1278-824KL_ 820 10ꢀ 1166 1296
MSS1278-105KL_ 1000 10ꢀ 1334 1483
707.5 786.2
777.4 863.8
2.2
2.0
1.7
1.4
1.3
1.34 1.54 1.64 0.66 0.90
1.24 1.42 1.50 0.60 0.80
1.16 1.28 1.38 0.55 0.75
1.04 1.16 1.26 0.50 0.70
0.97 1.10 1.14 0.48 0.68
Document 322-1 Revised 04/04/13
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. 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.
Document 322-2
SMT Power Inductors – MSS1278
Typical L vs Current
Typical L vs Frequency
10000
10000
1000 µH
1000
1000 µH
1000
100 µH
100 µH
100
100
10
10 µH
10 µH
4.7 µH
10
4.7 µH
1
1
0.1
1
10
100
0.01
0.1
1
10
Current (A)
Frequency (MHz)
0.472 0.012
12,0 0,3
Typical Current Derating
Dash number
Internal code
120
110
0.472 0.012
12,0 0,3
123
X
100
90
80
70
60
50
40
30
Parts manufactured prior
to Sept. 2007 were marked
with only the dash number.
0.307 0.010
7,ꢀ 0,25
Recommended
Land Pattern
0.197 0.00ꢀ
5,0 0,2
0.025
0,635
0.217
5,5
20
Isat
Irms
10
0
0.157
4,0
0.13ꢀ 0.00ꢀ
3,5 0,2
-40 -20
0
20
40
60
80
100 120 140
0.197 0.00ꢀ
5,0 0,2
0.334
ꢀ,5
Ambient temperature (°C)
inches
mm
Dimensions are in
Document 322-2 Revised 04/04/13
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. 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.
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