ESD-R-10D

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2© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com E5 001_ESD-R • 3/28/2017 EMI Core – ESD-R Series Toroidal Cores Dimensions – Millimeters Bare and Coated Types EMI Core Ring Type e /L50098ESD-R Series OD T ID Installation ExampleShape and Dimensions Toroidal Cores (Bare Type) [RoHS Compliant] Toroidal Cores (Bare Type) [RoHS Compliant] ESD-R-10D 9.5 5.0 10.0 ● ESD-R-10E 10.0 5.0 5.0 ● ESD-R-10S 10.5 5.5 20.0 ● ESD-R-12C 11.8 7.3 15.0 ● ESD-R-12E 11.8 7.3 8.0 ● ESD-R-12F 12.0 8.5 15.0 ● ESD-R-12S 12.0 7.0 5.5 ● ESD-R-14C 14.0 7.0 3.0 ● ESD-R-14E 14.0 10.0 8.0 ● ESD-R-14S 14.3 6.3 28.5 ● ESD-R-15C-1 15.0 10.5 12.0 ● ESD-R-16 15.8 11.6 8.4 ● ESD-R-16C 16.0 9.0 17.0 ● ESD-R-17S 17.5 9.5 28.5 ● ESD-R-18SD 18.0 10.0 6.0 ● ESD-R-19S 18.5 10.0 10.0 ● ESD-R-19SD 18.5 10.0 10.0 ● ESD-R-22SD 22.5 13.8 6.4 ● ESD-R-25SD 25.0 15.0 12.0 ● ESD-R-25S 25.0 15.0 12.0 ● ESD-R-26S 26.0 13.0 28.5 ● ESD-R-28C 28.0 16.0 13.0 ● ESD-R-31C 31.0 19.0 8.0 ● ESD-R-38D 38.1 19.0 12.7 ● Model Dimensions (mm) Frequency range OD ID T up to 100MHz(mainly AM band range) up to 300MHz(mainly FM band range) ※Other sizes available. Please contact NEC TOKIN. ※Above frequency range is a reference only. Please test with actual device before use. See Table 1 for dimensions Installation Examples EMI Core Ring Type e /L50098ESD-R Series OD T ID Installation ExampleShape and Dimensions Toroidal Cores (Bare Type) [RoHS Compliant] Toroidal Cores (Bare Type) [RoHS Compliant] ESD-R-10D 9.5 5.0 10.0 ● ESD-R-10E 10.0 5.0 5.0 ● ESD-R-10S 10.5 5.5 20.0 ● ESD-R-12C 11.8 7.3 15.0 ● ESD-R-12E 11.8 7.3 8.0 ● ESD-R-12F 12.0 8.5 15.0 ● ESD-R-12S 12.0 7.0 5.5 ● ESD-R-14C 14.0 7.0 3.0 ● ESD-R-14E 14.0 10.0 8.0 ● ESD-R-14S 14.3 6.3 28.5 ● ESD-R-15C-1 15.0 10.5 12.0 ● ESD-R-16 15.8 11.6 8.4 ● ESD-R-16C 16.0 9.0 17.0 ● ESD-R-17S 17.5 9.5 28.5 ● ESD-R-18SD 18.0 10.0 6.0 ● ESD-R-19S 18.5 10.0 10.0 ● ESD-R-19SD 18.5 10.0 10.0 ● ESD-R-22SD 22.5 13.8 6.4 ● ESD-R-25SD 25.0 15.0 12.0 ● ESD-R-25S 25.0 15.0 12.0 ● ESD-R-26S 26.0 13.0 28.5 ● ESD-R-28C 28.0 16.0 13.0 ● ESD-R-31C 31.0 19.0 8.0 ● ESD-R-38D 38.1 19.0 12.7 ● Model Dimensions (mm) Frequency range OD ID T up to 100MHz(mainly AM band range) up to 300MHz(mainly FM band range) ※Other sizes available. Please contact NEC TOKIN. ※Above frequency range is a reference only. Please test with actual device before use. Environmental Compliance All KEMET EMI cores are RoHS Compliant. RoHS Compliant Case Type EMI Core Ring Type Toroidal Cores with Case [RoHS Compliant] Toroidal Cores with Case [RoHS Compliant] OD T ID /L50098ESD-R Series Shape and Dimensions 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) ESD-R-12D Frequency (MHz) 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-19 Impedance vs. Frequency ESD-R-12D 12.9 6.0 6.4 ● black ESD-R-12S ESD-R-19 19.0 9.0 11.0 ● white ESD-R-19S ESD-R-19D 19.0 9.0 11.0 ● black ESD-R-19SD ESD-R-25 26.0 14.0 15.0 ● white ESD-R-25S ESD-R-25D 26.0 14.0 15.0 ● black ESD-R-25SD ESD-R-38 39.0 17.5 14.0 ● white ESD-R-38D ESD-R-38C-1 39.0 17.5 14.0 ● with tape(black) white － ESD-R-47 48.0 25.5 16.0 ● white － ESD-R-47D-1 48.0 25.5 16.0 ● with tape(black) white － ESD-R-57 61.0 32.4 24.0 ● white － ESD-R-57D-1 61.0 32.4 24.0 ● with tape(black) white － Model Dimensions (mm) Frequency range Remarks Color of case Compatible toroidal core OD ID T up to 100MHz up to 300MHz (bare type) (mainly AM band range) (mainly FM band range) ※Above frequency range is a reference only. Please test with actual device before use. ※Flame resistant grade of the case : UL94V-2

3© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com E5 001_ESD-R • 3/28/2017 EMI Core – ESD-R Series Toroidal Cores Table 1 – Ratings & Part Number Reference 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. Part Number Dimensions (mm) Frequency Range1 Type Color Compatible Toroidal Core (Bare Type)OD ID T ≤ 100 MHz (AM band range) ≤ 300 MHz (FM band range) ESD-R-10D 9.5 5.0 10.0 X Bare — — ESD-R-10E 10.0 5.0 5.0 X Bare — — ESD-R-10S 10.5 5.5 20.0 X Bare — — ESD-R-12C 11.8 7.3 15.0 X Bare — — ESD-R-12E 11.8 7.3 8.0 X Bare — — ESD-R-12F 12.0 8.5 15.0 X Bare — — ESD-R-12S 12.0 7.0 5.5 X Bare — — ESD-R-14C 14.0 7.0 3.0 X Bare — — ESD-R-14E 14.0 10.0 8.0 X Bare — — ESD-R-14S 14.3 6.3 28.5 X Bare — — ESD-R-15C-1 15.0 10.5 12.0 X Bare — — ESD-R-16 15.8 11.6 8.4 X Bare — — ESD-R-16C 16.0 9.0 17.0 X Bare — — ESD-R-17S 17.5 9.5 28.5 X Bare — — ESD-R-18SD 18.0 10.0 6.0 X Bare — — ESD-R-19S 18.5 10.0 10.0 X Bare — — ESD-R-19SD 18.5 10.0 10.0 X Bare — — ESD-R-22SD 22.5 13.8 6.4 X Bare — — ESD-R-25SD 25.0 15.0 12.0 X Bare — — ESD-R-25S 25.0 15.0 12.0 X Bare — — ESD-R-26S 26.0 13.0 28.5 X Bare — — ESD-R-28C 28.0 16.0 13.0 X Bare — — ESD-R-31C 31.0 19.0 8.0 X Bare — — ESD-R-38D 38.1 19.0 12.7 X Bare — — ESD-R-12C-2 12.0 7.3 15.3 X Coated Blue — ESD-R-14A 15.0 6.2 3.5 X Coated Green — ESD-R-14C-2 14.0 7.0 3.0 X Coated Blue ESD-R-14C ESD-R-15C 15.2 10.5 12.5 X Coated Blue ESD-R-15C-1 ESD-R-17S-1 17.7 9.4 28.8 X Coated Blue ESD-R-17S ESD-R-19E-1 19.0 10.7 5.3 X Coated Blue — ESD-R-25D-8 25.0 15.0 8.0 X Coated Blue — ESD -R-25L-A 25.3 15.1 12.1 X Coated Blue ESD-R-25SD ESD-R-28C-1 28.2 15.8 13.2 X Coated Blue — ESD-R-31C-1 32.0 18.5 9.0 X Coated Green ESD-R-31C ESD-R-31-P 32.0 19.0 15.8 X Coated Green — ESD-R-12D 12.9 6.0 6.4 X Case2 Black ESD-R-12S ESD-R-19 19.0 9.0 11.0 X Case2 White ESD-R-19S ESD-R-19D 19.0 9.0 11.0 X Case2 Black ESD-R-19SD ESD-R-25 26.0 14.0 15.0 X Case2 White ESD-R-25S ESD-R-25D 26.0 14.0 15.0 X Case2 Black ESD-R-25SD ESD-R-38 39.0 17.5 14.0 X Case2 White ESD-R-38D ESD-R-38C-1 39.0 17.5 14.0 X Case2 White w/ tape (black) — ESD-R-47 48.0 25.5 16.0 X Case2 White — ESD-R-47D-1 48.0 25.5 16.0 X Case2 White w/ tape (black) — ESD-R-57 61.0 32.4 24.0 X Case2 White — ESD-R-57D-1 61.0 32.4 24.0 X Case2 White w/ tape (black) —

4© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com E5 001_ESD-R • 3/28/2017 EMI Core – ESD-R Series Toroidal Cores Impedance vs. Frequency – Bare Type EMI Core Ring Type Ring Type 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10D 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12E 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12F 10000 1000 100 10 1T 1 10 100 1000 Frequency (MHz) ESD-R-12S Impedance (/L09202) 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10E 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10S 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12C 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) Frequency (MHz) ESD-R-14C 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-14E 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-14S Impedance vs. Frequency EMI Core Ring Type Ring Type 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10D 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12E 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12F 10000 1000 100 10 1T 1 10 100 1000 Frequency (MHz) ESD-R-12S Impedance (/L09202) 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10E 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10S 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12C 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) Frequency (MHz) ESD-R-14C 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-14E 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-14S Impedance vs. Frequency EMI Core Ring Type Ring Type 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10D 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12E 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12F 10000 1000 100 10 1T 1 10 100 1000 Frequency (MHz) ESD-R-12S Impedance (/L09202) 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10E 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10S 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12C 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) Frequency (MHz) ESD-R-14C 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-14E 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-14S Impedance vs. Frequency EMI Core Ring Type Ring Type 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10D 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12E 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12F 10000 1000 100 10 1T 1 10 100 1000 Frequency (MHz) ESD-R-12S Impedance (/L09202) 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10E 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10S 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12C 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) Frequency (MHz) ESD-R-14C 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-14E 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-14S Impedance vs. Frequency

5© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com E5 001_ESD-R • 3/28/2017 EMI Core – ESD-R Series Toroidal Cores Impedance vs. Frequency – Bare Type Cont’d EMI Core Ring Type ing Type 10000 1000 100 Impedance (/L09202) 1 10 100 1000 Frequency (MHz) ESD-R-15C-1 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-16 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-16C 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-17S 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-19S 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-19SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-18SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-22SD 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25S Impedance vs. Frequency EMI Core Ring Type Ring Type 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10D 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12E 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12F 10000 1000 100 10 1T 1 10 100 1000 Frequency (MHz) ESD-R-12S Impedance (/L09202) 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10E 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-10S 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-12C 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) Frequency (MHz) ESD-R-14C 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-14E 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-14S Impedance vs. Frequency EMI Core Ring Type ing Type 10000 1000 100 Impedance (/L09202) 1 10 100 1000 Frequency (MHz) ESD-R-15C-1 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-16 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-16C 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-17S 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-19S 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-19SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-18SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-22SD 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25S Impedance vs. Frequency EMI Core Ring Type ing Type 10000 1000 100 Impedance (/L09202) 1 10 100 1000 Frequency (MHz) ESD-R-15C-1 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-16 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-16C 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-17S 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-19S 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-19SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-18SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-22SD 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25S Impedance vs. Frequency

6© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com E5 001_ESD-R • 3/28/2017 EMI Core – ESD-R Series Toroidal Cores Impedance vs. Frequency – Bare Type Cont’d EMI Core Ring Type Ring Type 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-26S 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-28C 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-31C 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-38D Impedance vs. Frequency EMI Core Ring Type ing Type 10000 1000 100 Impedance (/L09202) 1 10 100 1000 Frequency (MHz) ESD-R-15C-1 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-16 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-16C 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-17S 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-19S 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-19SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-18SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-22SD 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25S Impedance vs. Frequency EMI Core Ring Type ing Type 10000 1000 100 Impedance (/L09202) 1 10 100 1000 Frequency (MHz) ESD-R-15C-1 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-16 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-16C 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-17S 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-19S 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-19SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-18SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25SD 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-22SD 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25S Impedance vs. Frequency EMI Core Ring Type Ring Type 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-26S 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-28C 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-31C 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-38D Impedance vs. Frequency

7© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com E5 001_ESD-R • 3/28/2017 EMI Core – ESD-R Series Toroidal Cores Impedance vs. Frequency – Coated Type EMI Core Ring Type Ring Type 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-14C-2 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-15C 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-17S-1 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) Frequency (MHz) ESD-R-19E-1 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25D-8 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25L-A 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-31C-1 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-28C-1 Impedance vs. Frequency EMI Core Ring Type Ring Type 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-12C-2 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-14A Impedance vs. Frequency Toroidal Cores (Coated Type) [RoHS Compliant] Toroidal Cores (Coated Type) [RoHS Compliant] /L50098ESD-R Series OD T ID Shape and Dimensions ESD-R-12C-2 12.0 7.3 15.3 ● Blue ESD-R-14A 15.0 6.2 3.5 ● Green － ESD-R-14C-2 14.0 7.0 3.0 ● Blue ESD-R-14C ESD-R-15C 15.2 10.5 12.5 ● Blue ESD-R-15C-1 ESD-R-17S-1 17.7 9.4 28.8 ● Blue ESD-R-17S ESD-R-19E-1 19.0 10.7 5.3 ● Blue － ESD-R-25D-8 25.0 15.0 8.0 ● Blue － ESD-R-25L-A 25.3 15.1 12.1 ● Blue ESD-R-25SD ESD-R-28C-1 28.2 15.8 13.2 ● Blue － ESD-R-31C-1 32.0 18.5 9.0 ● Green ESD-R-31C ※Above frequency range is a reference only. Please test with actual device before use. Model Dimensions (mm) Frequency range Color of coating Compatible toroidal core OD ID T up to 100MHz up to 300MHz (bare type) (mainly AM band range) (mainly FM band range) EMI Core Ring Type Ring Type 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-14C-2 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-15C 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-17S-1 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) Frequency (MHz) ESD-R-19E-1 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25D-8 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25L-A 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-31C-1 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-28C-1 Impedance vs. Frequency EMI Core Ring Type Ring Type 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-14C-2 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-15C 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-17S-1 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) Frequency (MHz) ESD-R-19E-1 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25D-8 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25L-A 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-31C-1 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-28C-1 Impedance vs. Frequency

8© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com E5 001_ESD-R • 3/28/2017 EMI Core – ESD-R Series Toroidal Cores Impedance vs. Frequency – Coated Type Cont’d EMI Core Ring Type 10000 1000 100 Frequency (MHz) 1 10 100 1000 Impedance (/L09202) ESD-R-19D 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25D 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-38C-1 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-47D-1 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-57D-1 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-38 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-47 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) Frequency (MHz) ESD-R-57 Impedance vs. Frequency Impedance vs. Frequency – Case Type EMI Core Ring Type Toroidal Cores with Case [RoHS Compliant] Toroidal Cores with Case [RoHS Compliant] OD T ID /L50098ESD-R Series Shape and Dimensions 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) ESD-R-12D Frequency (MHz) 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-19 Impedance vs. Frequency ESD-R-12D 12.9 6.0 6.4 ● black ESD-R-12S ESD-R-19 19.0 9.0 11.0 ● white ESD-R-19S ESD-R-19D 19.0 9.0 11.0 ● black ESD-R-19SD ESD-R-25 26.0 14.0 15.0 ● white ESD-R-25S ESD-R-25D 26.0 14.0 15.0 ● black ESD-R-25SD ESD-R-38 39.0 17.5 14.0 ● white ESD-R-38D ESD-R-38C-1 39.0 17.5 14.0 ● with tape(black) white － ESD-R-47 48.0 25.5 16.0 ● white － ESD-R-47D-1 48.0 25.5 16.0 ● with tape(black) white － ESD-R-57 61.0 32.4 24.0 ● white － ESD-R-57D-1 61.0 32.4 24.0 ● with tape(black) white － Model Dimensions (mm) Frequency range Remarks Color of case Compatible toroidal core OD ID T up to 100MHz up to 300MHz (bare type) (mainly AM band range) (mainly FM band range) ※Above frequency range is a reference only. Please test with actual device before use. ※Flame resistant grade of the case : UL94V-2 EMI Core Ring Type Ring Type 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-14C-2 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-15C 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-17S-1 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) Frequency (MHz) ESD-R-19E-1 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25D-8 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25L-A 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-31C-1 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-28C-1 Impedance vs. Frequency

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9© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com E5 001_ESD-R • 3/28/2017 EMI Core – ESD-R Series Toroidal Cores EMI Core Ring Type 10000 1000 100 Frequency (MHz) 1 10 100 1000 Impedance (/L09202) ESD-R-19D 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25D 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-38C-1 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-47D-1 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-57D-1 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-38 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-47 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) Frequency (MHz) ESD-R-57 Impedance vs. Frequency Impedance vs. Frequency – Case Type Cont’d EMI Core Ring Type 10000 1000 100 Frequency (MHz) 1 10 100 1000 Impedance (/L09202) ESD-R-19D 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25D 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-38C-1 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-47D-1 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-57D-1 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-38 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-47 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) Frequency (MHz) ESD-R-57 Impedance vs. Frequency EMI Core Ring Type 10000 1000 100 Frequency (MHz) 1 10 100 1000 Impedance (/L09202) ESD-R-19D 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25D 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-38C-1 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-47D-1 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-57D-1 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-38 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-47 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) Frequency (MHz) ESD-R-57 Impedance vs. Frequency EMI Core Ring Type 10000 1000 100 Frequency (MHz) 1 10 100 1000 Impedance (/L09202) ESD-R-19D 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-25D 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-38C-1 10000 1000 100 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-47D-1 1 10 100 1000 10000 1000 100 Impedance (/L09202) Frequency (MHz) ESD-R-57D-1 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-38 10000 1000 100 10 1T 1 10 100 1000 Impedance (/L09202) Frequency (MHz) ESD-R-47 1 10 100 1000 10000 1000 100 10 1T Impedance (/L09202) Frequency (MHz) ESD-R-57 Impedance vs. Frequency

10© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com E5 001_ESD-R • 3/28/2017 EMI Core – ESD-R Series Toroidal Cores KEMET Electronic Corporation Sales Offi ces For a complete list of our global sales offi ces, please visit www.kemet.com/sales. Disclaimer All product specifi cations, statements, information and data (collectively, the “Information”) in this datasheet are subject to change. The customer is responsible for 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. Statements of suitability for certain applications are based on KEMET Electronics Corporation’s (“KEMET”) knowledge of typical operating conditions for such applications, but are not intended to constitute – and KEMET specifi cally disclaims – any warranty concerning suitability for a specifi c customer application or use. 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 (such as installation of protective circuitry or redundancies) in order to ensure that the failure of an electrical component does not result in a risk of personal injury or 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.