Document 380-1
SMT Power Inductor
–
ME3220
• Miniature power inductor: 2.5 × 3.2 base × 2.0 mm tall
• Specified by NSC for their LM2830 Buck Converter
Designer’s Kit C386 contains samples of all values
Core material Ferrite
Core and winding loss See www.coilcraft.com/coreloss
Terminations RoHS tin-silver over tin over nickel over silver. Other
terminations available at additional cost.
Weight 56 – 65 mg
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 2000/7″reel; 7000/13″ reel Plastic tape: 12 mm wide,
0.25 mm thick, 4 mm pocket spacing, 2.25 mm pocket depth
PCB washing Tested with pure water or alcohol only. For other solvents,
see Doc787_PCB_Washing.pdf
Isat (A)5
Irms (A)6
1. Please specify termination and packaging codes:
DCR SRF
Inductance2 max3 typ4 10% 20% 30% 20°C 40°C
ME3220-104KLC
Termination: L = RoHS tin-silver over tin over nickel
over silver.
Part number1
(µH)
(Ohms) (MHz) drop drop drop rise rise
ME3220-102ML_
ME3220-152ML_
ME3220-222ML_
ME3220-332ML_
ME3220-472ML_
ME3220-562ML_
ME3220-682ML_
ME3220-822ML_
1.0 20ꢀ 0.058 170.7 2.7 3.0
1.5 20ꢀ 0.068 138.0 2.2 2.5
2.2 20ꢀ 0.104 92.6 1.8 2.1
3.3 20ꢀ 0.138 75.6 1.5 1.6
4.7 20ꢀ 0.190 58.2 1.2 1.4
5.6 20ꢀ 0.200 52.5 1.1 1.3
6.8 20ꢀ 0.270 46.2 1.0 1.1
8.2 20ꢀ 0.290 45.2 0.98 1.0
3.2
2.7
2.2
1.7
1.5
2.0
1.6
1.5
1.4
1.0
2.6
2.2
2.0
1.6
1.3
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 (2000 parts
per full reel).
1.4
1.2
1.1
1.1
1.0
1.3
0.88 1.1
0.80 1.0
0.63 0.87
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 (7000 parts
per full reel).
ME3220-103KL_ 10 10ꢀ
ME3220-123KL_ 12 10ꢀ
0.434 39.9 0.78 1.0
0.470 37.5 0.76 0.88 0.98 0.61 0.84
0.520 32.5 0.70 0.80 0.90 0.58 0.83
0.696 31.7 0.66 0.75 0.80 0.49 0.70
0.787 29.4 0.59 0.67 0.71 0.47 0.64
ME3220-153KL_ 15 10ꢀ
ME3220-183KL_ 18 10ꢀ
ME3220-223KL_ 22 10ꢀ
ME3220-273KL_ 27 10ꢀ
ME3220-333KL_ 33 10ꢀ
ME3220-393KL_ 39 10ꢀ
ME3220-473KL_ 47 10ꢀ
ME3220-563KL_ 56 10ꢀ
ME3220-683KL_ 68 10ꢀ
ME3220-823KL_ 82 10ꢀ
2. Inductance measured at 100 kHz, 0.1 Vrms, 0 Adc using
Coilcraft SMD-A fixture in Agilent/HP 4284A impedance
analyzer.
3. DCR measured on a micro-ohmmeter and Coilcraft
CCF858 test fixture.
4. SRF measured using Agilent/HP 8753D network
analyzer and Coilcraft SMD-D test fixture.
5. DC current at which the inductance drops the specified
amount from its value without current.
1.19
1.27
1.38
1.80
2.10
2.30
3.00
26.1 0.56 0.63 0.67 0.40 0.54
23.0 0.50 0.57 0.60 0.39 0.53
22.6 0.45 0.51 0.54 0.34 0.47
20.7 0.40 0.46 0.49 0.30 0.45
20.3 0.37 0.42 0.45 0.27 0.43
16.3 0.34 0.38 0.41 0.26 0.38
13.7 0.30 0.34 0.36 0.25 0.34
ME3220-104KL_ 100 10ꢀ
3.50
13.3 0.28 0.32 0.34 0.24 0.32
6. Current that causes the specified temperature rise from
25°C ambient.
7. Electrical specifications at 25°C.
Refer to Doc 362 “Soldering Surface Mount Components”
before soldering.
Document 380-1 Revised 02/17/12
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.
三星携纳米棱镜技术图像传感器入局，打破小米供应链索尼垄断局面
运算放大器输入保护：噪声隐患与 JFET 解决方案
技术革新助力，国产 Wi-Fi 芯片全面起飞在即
突破！世界首个集成电子 - 光子 - 量子芯片问世
概述
规格参数
数据手册
