ESD-R-12C-2 [KEMET]
Toroidal Cores;![ESD-R-12C-2](http://pdffile.icpdf.com/pdf2/p00342/img/icpdf/ESD-R_2107477_icpdf.jpg)
型号: | ESD-R-12C-2 |
厂家: | ![]() |
描述: | Toroidal Cores |
文件: | 总10页 (文件大小:1064K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
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EMI Core
ESD-R Series Toroidal Cores
Overview
Benefits
Applications
The KEMET ESD-R Series solid
toroidal cores are designed for use on
round cable. A wide range of MnZn
and NiZn options are available in Bare,
Coated, and Case types.
•ꢀ MnZnꢀ(≤ꢀ100ꢀMHz,ꢀAMꢀbandꢀrange)ꢀ
andꢀNiZnꢀ(≤ꢀ300ꢀMHz,ꢀFMꢀbandꢀ
range) options available
• Solid construction
• Bare, Coated, and Case types
available
• Consumer
electronics
Turns and Impedance Characteristics
Figure 1 – How to count turns
When the desired performance of an EMI core cannot
be obtained with a single pass through the core, the
impedance characteristics can be changed with multiple
turns.
1T
2T
3T
A turn is counted by the number of lead-wire windings
which pass through the inner hole of the core. Windings
onꢀtheꢀoutsideꢀofꢀtheꢀcoreꢀdoꢀnotꢀcount.ꢀSeeꢀFigureꢀ1ꢀforꢀ
examples of one, two, and three turns.
Figure 2 – Relationship between impedance and turn count.
(Representative example: ESD-R-16C)
10000
Resonance point changes to lower band
Adding turns will result in higher impedance while also
loweringꢀtheꢀeffectiveꢀfrequencyꢀrange.ꢀSeeꢀFigureꢀ2ꢀforꢀ
an example.
1000
3T
2T
1T
100
10
1
Core Material and Effective Frequency Range
There are two ferrite material options for
KEMET EMI Cores: Nickel-Zinc (Ni-Zn) and
Manganese-Zinc (Mn-Zn). Each core material
has a different resistance and effective
frequency range. The Mn-Zn core material
has lower resistance compared to the Ni-
Zn; therefore, be sure to provide adequate
insulation before use.
1
10
100
1000
Frequency (MHz)
Figure 3 – Effective band range of Mn-Zn and Ni-Zn ferrite core material.
(Representative example, measured with same-dimension ring core)
1000
AM band range
MnZn series core
FM band range
NiZn series core
Forꢀreference,ꢀtheꢀNi-Znꢀcoreꢀmaterialꢀisꢀ
typically effective for the frequencies in the
MHzꢀbandꢀrangeꢀsuchꢀasꢀtheꢀFM-band,ꢀwhileꢀ
the Mn-Zn core material is typically effective for
theꢀkHzꢀbandꢀrangeꢀsuchꢀasꢀtheꢀAM-band.ꢀSeeꢀ
Figureꢀ3.
100
10
1
It is recommended to verify actual
effectiveness in the target application with
measurements.
0.01
0.1
1
10
100
1000
Frequency (MHz)
One world. One KEMET
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com
E5001_ESD-R • 3/28/2017
1
EMI Core – ESD-R Series Toroidal Cores
Dimensions – Millimeters
Bare and Coated Types
Case Type
OD
T
OD
T
See Table 1 for dimensions
Installation Examples
Environmental Compliance
AllꢀKEMETꢀEMIꢀcoresꢀareꢀRoHSꢀCompliant.
RoꢀS Coꢁꢂliaꢃꢄ
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com
E5001_ESD-R • 3/28/2017
2
EMI Core – ESD-R Series Toroidal Cores
Table 1 – Ratings & Part Number Reference
Dimensions (mm)
Part Number
Frequency Range1
Compatible
Toroidal Core
(Bare Type)
Type
Color
≤ 100 MHz
≤ 300 MHz
OD
ID
T
(AM band range) (FM band range)
ESD-R-10D
ESD-R-10E
ESD-R-10S
ESD-R-12C
ESD-R-12E
ESD-R-12F
ESD-R-12S
ESD-R-14C
ESD-R-14E
ESD-R-14S
ESD-R-15C-1
ESD-R-16
ESD-R-16C
ESD-R-17S
ESD-R-18SD
ESD-R-19S
ESD-R-19SD
ESD-R-22SD
ESD-R-25SD
ESD-R-25S
ESD-R-26S
ESD-R-28C
ESD-R-31C
ESD-R-38D
9.5
5.0
5.0
5.5
7.3
7.3
8.5
7.0
7.0
10.0
6.3
10.0
5.0
20.0
15.0
8.0
15.0
5.5
3.0
X
X
X
X
X
X
X
X
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
Bare
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
10.0
10.5
11.8
11.8
12.0
12.0
14.0
14.0
14.3
15.0
15.8
16.0
17.5
18.0
18.5
18.5
22.5
25.0
25.0
26.0
28.0
31.0
38.1
8.0
X
X
X
28.5
12.0
8.4
17.0
28.5
6.0
10.0
10.0
6.4
12.0
12.0
28.5
13.0
8.0
10.5
11.6
9.0
X
X
X
X
X
X
X
X
X
X
X
X
X
9.5
10.0
10.0
10.0
13.8
15.0
15.0
13.0
16.0
19.0
19.0
12.7
ESD-R-12C-2
ESD-R-14A
ESD-R-14C-2
ESD-R-15C
ESD-R-17S-1
ESD-R-19E-1
ESD-R-25D-8
ESD-R-25L-A
ESD-R-28C-1
ESD-R-31C-1
ESD-R-31-P
12.0
15.0
14.0
15.2
17.7
19.0
25.0
25.3
28.2
32.0
32.0
7.3
6.2
7.0
10.5
9.4
10.7
15.0
15.1
15.8
18.5
19.0
15.3
3.5
3.0
12.5
28.8
5.3
X
Coated
Coated
Coated
Coated
Coated
Coated
Coated
Coated
Coated
Coated
Coated
Blue
Green
Blue
Blue
Blue
Blue
Blue
Blue
Blue
—
—
X
X
X
X
X
X
X
X
X
X
ESD-R-14C
ESD-R-15C-1
ESD-R-17S
—
—
8.0
12.1
13.2
9.0
ESD-R-25SD
—
ESD-R-31C
—
Green
Green
15.8
ESD-R-12D
ESD-R-19
ESD-R-19D
ESD-R-25
ESD-R-25D
ESD-R-38
ESD-R-38C-1
ESD-R-47
12.9
19.0
19.0
26.0
26.0
39.0
39.0
48.0
48.0
61.0
61.0
6.0
9.0
9.0
6.4
X
Case2
Case2
Case2
Case2
Case2
Case2
Case2
Case2
Case2
Case2
Case2
Black
White
Black
White
Black
ESD-R-12S
ESD-R-19S
ESD-R-19SD
ESD-R-25S
ESD-R-25SD
ESD-R-38D
11.0
11.0
15.0
15.0
14.0
14.0
16.0
16.0
24.0
24.0
X
X
X
X
X
X
X
X
X
X
14.0
14.0
17.5
17.5
25.5
25.5
32.4
32.4
White
White w/ tape (black)
White
White w/ tape (black)
White
—
—
—
—
—
ESD-R-47D-1
ESD-R-57
ESD-R-57D-1
White w/ tape (black)
1 Frequency range is for reference only. Please test with actual device before use.
2 Case flame resistant rating: UL94V-2
*Other sizes available. Please contact KEMET.
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com
E5001_ESD-R • 3/28/2017
3
EMI Core – ESD-R Series Toroidal Cores
Impedance vs. Frequency – Bare Type
ESD-R-10D
ESD-R-10E
10000
10000
1000
100
10
1000
3T
3T
100
10
1
2T
1T
2T
1T
1
1
10
100
1000
1000
1000
1000
1
10
100
1000
1000
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-10S
ESD-R-12C
10000
1000
100
10
10000
1000
100
10
3T
3T
2T
1T
2T
1T
1
1
1
10
100
1
10
100
Frequency (MHz)
Frequency (MHz)
ESD-R-12E
ESD-R-12F
10000
1000
100
10
10000
1000
100
10
3T
3T
2T
1T
2T
1T
1
1
1
10
100
1
10
100
Frequency (MHz)
Frequency (MHz)
ESD-R-12S
ESD-R-14C
10000
1000
100
10
10000
1000
100
10
3T
3T
2T
1T
2T
1T
1
1
1
10
100
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com
E5001_ESD-R • 3/28/2017
4
EMI Core – ESD-R Series Toroidal Cores
Impedance vs. Frequency – Bare Type Cont’d
ESD-R-14E
ESD-R-14S
10000
10000
1000
100
10
3T
1000
2T
1T
3T
100
2T
1T
10
1
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-15C-1
ESD-R-16
10000
1000
100
10
10000
1000
100
10
3T
3T
2T
1T
2T
1T
1
1
1
10
100
1000
1000
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-16C
ESD-R-17S
10000
1000
100
10
10000
1000
100
10
3T
3T
2T
1T
2T
1T
1
1
1
10
100
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-18SD
ESD-R-19S
10000
1000
100
10
10000
1000
100
10
3T
3T
2T
2T
1T
1T
1
1
1
10
100
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com
E5001_ESD-R • 3/28/2017
5
EMI Core – ESD-R Series Toroidal Cores
Impedance vs. Frequency – Bare Type Cont’d
ESD-R-19SD
ESD-R-22SD
10000
10000
1000
100
10
1000
3T
3T
2T
1T
100
10
1
2T
1T
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-25SD
ESD-R-25S
10000
1000
100
10
10000
1000
100
10
3T
3T
2T
1T
2T
1T
1
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-26S
ESD-R-28C
10000
1000
100
10
10000
1000
100
10
3T
3T
2T
1T
2T
1T
1
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-31C
ESD-R-38D
10000
1000
100
10
10000
1000
100
10
3T
3T
2T
1T
2T
1T
1
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com
E5001_ESD-R • 3/28/2017
6
EMI Core – ESD-R Series Toroidal Cores
Impedance vs. Frequency – Coated Type
ESD-R-12C-2
ESD-R-14A
10000
10000
1000
100
10
1000
3T
2T
3T
100
1T
2T
1T
10
1
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-14C-2
ESD-R-15C
10000
10000
1000
100
10
1000
100
10
3T
3T
2T
1T
2T
1T
1
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-17S-1
ESD-R-19E-1
10000
1000
100
10
10000
1000
100
10
3T
2T
1T
3T
2T
1T
1
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-25D-8
ESD-R-25L-A
10000
1000
100
10
10000
1000
100
10
3T
3T
2T
1T
2T
1T
1
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com
E5001_ESD-R • 3/28/2017
7
EMI Core – ESD-R Series Toroidal Cores
Impedance vs. Frequency – Coated Type Cont’d
ESD-R-28C-1
ESD-R-31C-1
10000
10000
1000
100
10
1000
3T
3T
100
10
1
2T
1T
2T
1T
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-31-P
10000
1000
100
10
3T
2T
1T
1
1
10
100
1000
Frequency (MHz)
Impedance vs. Frequency – Case Type
ESD-R-12D
ESD-R-19
10000
10000
1000
100
10
1000
3T
3T
100
2T
1T
2T
1T
10
1
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-19D
ESD-R-25
10000
10000
1000
100
10
1000
100
10
3T
3T
2T
1T
2T
1T
1
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com
E5001_ESD-R • 3/28/2017
8
EMI Core – ESD-R Series Toroidal Cores
Impedance vs. Frequency – Case Type Cont’d
ESD-R-25D
ESD-R-38
10000
1000
100
10
10000
1000
3T
3T
100
2T
1T
2T
1T
10
1
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-38C-1
ESD-R-47
10000
1000
100
10
10000
1000
100
10
3T
3T
2T
1T
2T
1T
1
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-47D-1
ESD-R-57
10000
1000
100
10
10000
1000
100
10
3T
3T
2T
1T
2T
1T
1
1
1
10
100
1000
1
10
100
1000
Frequency (MHz)
Frequency (MHz)
ESD-R-57D-1
10000
1000
100
10
3T
2T
1T
1
1
10
100
1000
Frequency (MHz)
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com
E5001_ESD-R • 3/28/2017
9
EMI Core – ESD-R Series Toroidal Cores
KEMET Electronic Corporation Sales Offices
Forꢀaꢀcompleteꢀlistꢀofꢀourꢀglobalꢀsalesꢀof ꢀces,ꢀpleaseꢀvisitꢀwww.kemet.com/sales.
Disclaimer
Allꢀproductꢀspeci ꢀcations,ꢀstatements,ꢀinformationꢀandꢀdataꢀ(collectively,ꢀtheꢀ“Information”)ꢀinꢀthisꢀdatasheetꢀareꢀsubjectꢀtoꢀchange.ꢀTheꢀcustomerꢀisꢀresponsibleꢀforꢀ
checking and verifying the extent to which the Information contained in this publication is applicable to an order at the time the order is placed.
All Information given herein is believed to be accurate and reliable, but it is presented without guarantee, warranty, or responsibility of any kind, expressed or implied.
StatementsꢀofꢀsuitabilityꢀforꢀcertainꢀapplicationsꢀareꢀbasedꢀonꢀKEMETꢀElectronicsꢀCorporation’sꢀ(“KEMET”)ꢀknowledgeꢀofꢀtypicalꢀoperatingꢀconditionsꢀforꢀsuchꢀ
applications,ꢀbutꢀareꢀnotꢀintendedꢀtoꢀconstituteꢀ–ꢀandꢀKEMETꢀspeci ꢀcallyꢀdisclaimsꢀ–ꢀanyꢀwarrantyꢀconcerningꢀsuitabilityꢀforꢀaꢀspeci ꢀcꢀcustomerꢀapplicationꢀorꢀuse.ꢀ
The Information is intended for use only by customers who have the requisite experience and capability to determine the correct products for their application. Any
technical advice inferred from this Information or otherwise provided by KEMET with reference to the use of KEMET’s products is given gratis, and KEMET assumes no
obligation or liability for the advice given or results obtained.
Although KEMET designs and manufactures its products to the most stringent quality and safety standards, given the current state of the art, isolated component
failures may still occur. Accordingly, customer applications which require a high degree of reliability or safety should employ suitable designs or other safeguards
(suchꢀasꢀinstallationꢀofꢀprotectiveꢀcircuitryꢀorꢀredundancies)ꢀinꢀorderꢀtoꢀensureꢀthatꢀtheꢀfailureꢀofꢀanꢀelectricalꢀcomponentꢀdoesꢀnotꢀresultꢀinꢀaꢀriskꢀofꢀpersonalꢀinjuryꢀorꢀ
property damage.
Although all product–related warnings, cautions and notes must be observed, the customer should not assume that all safety measures are indicted or that other
measures may not be required.
KEMET is a registered trademark of KEMET Electronics Corporation.
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com
E5001_ESD-R • 3/28/2017 10
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