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1 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 benefts ? long life, up to 10,000 hours ? low impedance ? op erating temperature of up to 105c ? sa fety vent on the capacitor base overview kemets eta series of single-ended aluminum electrolytic capacitors are designed for long life (4,000 C 10,000 hours), high reliability and low impedance applications. applications typical applications include smps, power supplies, adaptors, chargers, monitors and computers. single-ended aluminum electrolytic capacitors eta series, +105oc part number system eta 157 m 6r3 a c3 aa series capacitance code (pf) tolerance rated voltage (vdc) electrical parameters size code packaging single-ended aluminum electrolytic first two digits represent signifcant fgures for capacitance values. last digit specifes the number of zeros to be added. m = 20% 6r3 = 6.3 010 = 10 016 = 16 025 = 25 035 = 35 a = standard see dimension table see ordering options table one world. one kemet
2 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 ordering options table diameter packaging type lead type lead length (mm) lead and packaging code standard bulk packaging options 4 C 22 bulk (bag) straight 20/15 minimum aa standard auto-insertion packaging options 4 C 5 tape & reel formed to 2.5 mm h 0 = 160.75 la 6.3 tape & reel 2.5 mm lead spacing h 0 = 18.50.75 ka 8 tape & reel formed to 5 mm h 0 = 160.75 ja 10 C 13 ammo 5 mm lead spacing h 0 = 18.50.75 ea 16 C 18 ammo 7.5 mm lead spacing h 0 = 18.50.75 ea other packaging options 4 C 8 ammo formed to 5 mm h 0 = 160.75 da 4 C 8 ammo straight h 0 = 18.50.75 ea 4 C 5 ammo formed to 2.5 mm h 0 = 160.75 fa 4 C 6.3 tape & reel formed to 5 mm h 0 = 160.75 ja 4 C 5, 8 C 18 tape & reel straight h 0 = 18.50.75 ka contact kemet for other lead and packaging options environmental compliance as an environmentally conscious company, kemet is working continuously with improvements concerning the environmental effects of both our capacitors and their production. in europe (rohs directive) and in some other geographical areas like china, legislation has been put in place to prevent the use of some hazardous materials, such as lead (pb), in electronic equipment. all products in this catalog are produced to help our customers obligations to guarantee their products and fulfll these legislative requirements. the only material of concern in our products has been lead (pb), which has been removed from all designs to fulfll the requirement of containing less than 0.1% of lead in any homogeneous material. kemet will closely follow any changes in legislation world wide and makes any necessary changes in its products, whenever needed. some customer segments such as medical, military and automotive electronics may still require the use of lead in electrode coatings. to clarify the situation and distinguish products from each other, a special symbol is used on the packaging labels for rohs compatible capacitors. because of customer requirements, there may appear additional markings such as lf = lead free or lfw = lead free wires on the label. single-ended aluminum electrolytic capacitors C eta series, +105oc
3 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 dimensions C millimeters l p side view terminal end view ll? ll+ d d size code ll+/ll- nominal tolerance nominal tolerance nominal tolerance nominal tolerance nominal tolerance c3 5 0.5 11 2 0.5 0.5 nominal 20/15 minimum e3 6.3 0.5 11 2.0 0.5 0.5 nominal 20/15 minimum g3 8 0.5 11 3.5 0.5 0.6 nominal 20/15 minimum g4 8 0.5 15 3.5 0.5 0.6 nominal 20/15 minimum g6 8 0.5 20 3.5 0.5 0.6 nominal 20/15 minimum h9 10 0.5 12.5 5 0.5 0.6 nominal 20/15 minimum h2 10 0.5 15 5 0.5 0.6 nominal 20/15 minimum h4 10 0.5 20 5 0.5 0.6 nominal 20/15 minimum h5 10 0.5 25 5 0.5 0.6 nominal 20/15 minimum h6 10 0.5 30 5 0.5 0.6 nominal 20/15 minimum l2 13 0.5 16 5 0.5 0.6 nominal 20/15 minimum l3 13 0.5 20 5 0.5 0.6 nominal 20/15 minimum l4 13 0.5 25 5 0.5 0.6 nominal 20/15 minimum l8 13 0.5 30 5 0.5 0.6 nominal 20/15 minimum l6 13 0.5 35 5 0.5 0.6 nominal 20/15 minimum l7 13 0.5 40 5 0.5 0.6 nominal 20/15 minimum m5 16 0.5 20 7.5 0.5 0.8 nominal 20/15 minimum m7 16 0.5 25 7.5 0.5 0.8 nominal 20/15 minimum m2 16 0.5 32 7.5 0.5 0.8 nominal 20/15 minimum m3 16 0.5 36 7.5 0.5 0.8 nominal 20/15 minimum m4 16 0.5 40 7.5 0.5 0.8 nominal 20/15 minimum n4 18 0.5 20 7.5 0.5 0.8 nominal 20/15 minimum n5 18 0.5 25 7.5 0.5 0.8 nominal 20/15 minimum n1 18 0.5 32 7.5 0.5 0.8 nominal 20/15 minimum n2 18 0.5 36 7.5 0.5 0.8 nominal 20/15 minimum n3 18 0.5 40 7.5 0.5 0.8 nominal 20/15 minimum single-ended aluminum electrolytic capacitors C eta series, +105oc
4 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 performance characteristics item performance characteristics capacitance range 33 C 8200 f capacitance tolerance 20% at 120 hz/20c rated voltage 6.3 C 35 vdc life test 4,000 C 10,000 hours (see conditions in test method & performance) operating temperature -?40c to +105c leakage current i 0.01 cv or 3 a, whichever is greater c = rated capacitance (f), v = rated voltage (vdc). voltage applied for 2 minutes at 20c. impedance z characteristics at 120 hz rated voltage (vdc) 6 10 16 25 35 z (?25c)/z (20c) 4 3 2 2 2 z (?40c)/z (20c) 8 6 4 3 3 compensation factor of ripple current (rc) vs. frequency capacitance range (f) 120 hz 1 khz 10 khz 100 khz 6.8 C 180 0.40 0.75 0.90 1.00 220 C 560 0.50 0.85 0.94 1.00 680 C 1,800 0.60 0.87 0.95 1.00 2,200 C 3,900 0.75 0.90 0.95 1.00 4,700 0.85 0.95 0.98 1.00 single-ended aluminum electrolytic capacitors C eta series, +105oc
5 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 test method & performance conditions load life test shelf life test temperature 105c 105c test duration can ? 6.3 mm v 10 vdc 4,000 hours 1,000 hours can ? 6.3 mm v 16 vdc 5,000 hours can ? = 8, 10 mm v 10 vdc 6,000 hours can ? = 8, 10 mm v 16 vdc 7,000 hours can ? 12.5 mm v 10 vdc 8,000 hours can ? 12.5 mm v 16 vdc 10,000 hours ripple current maximum ripple current specifed at 100 khz 105c no ripple current applied voltage the sum of dc voltage and the peak ac voltage must not exceed the rated voltage of the capacitor no voltage applied performance the following specifcations will be satisfed when the capacitor is restored to 20c: capacitance change within 25% of the initial value dissipation factor does not exceed 200% of the specifed value leakage current does not exceed specifed value shelf life the capacitance, esr and impedance of a capacitor will not change signifcantly after extended storage periods, however the leakage current will very slowly increase. kemet's e-series aluminum electrolytic capacitors should not be stored in high temperatures or where there is a high level of humidity. the suitable storage condition for kemet's e-series aluminum electrolytic capacitors is +5 to +35oc and less than 75% in relative humidity. kemet's e-series aluminum electrolytic capacitors should not be stored in damp conditions such as water, saltwater spray or oil spray. kemet's e-series aluminum electrolytic capacitors should not be stored in an environment full of hazardous gas (hydrogen sulphide , sulphurous acid gas, nitrous acid, chlorine gas, ammonium, etc.) kemet's e-series aluminum electrolytic capacitors should not be stored under exposure to ozone, ultraviolet rays or radiation. if a capacitor has been stored for more than 18 months under these conditions and it shows increased leakage current, then a treatment by voltage application is recommended. re-age (reforming) procedure apply the rated voltage to the capacitor at room temperature for a period of one hour, or until the leakage current has fallen to a steady value below the specifed limit. during re-aging a maximum charging current of twice the specifed leakage current or 5 ma (whichever is greater) is suggested. single-ended aluminum electrolytic capacitors C eta series, +105oc
6 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 table 1 C ratings & part number reference (1) insert packaging code. see ordering options table for available options. * when capacitance exceeds 1,000 f, the df value (%) is increased by 2% for every additional 1,000 f. vdc vdc surge voltage rated capacitance 120 hz 20c (f) case size d x l (mm) df 120 hz 20c (tan %)* rc 100 khz 105c (ma) z 100 khz 20oc () lc 20oc 2 minutes (a) part number 6.3 8 150 5 x 11 22 210 0.58 9.5 eta157m6r3ac3(1) 6.3 8 330 6.3 x 11 22 340 0.22 20.8 eta337m6r3ae3(1) 6.3 8 680 8 x 11 22 640 0.13 42.8 eta687m6r3ag3(1) 6.3 8 820 10 x 12.5 22 865 0.080 51.7 eta827m6r3ah9(1) 6.3 8 1000 8 x 15 22 840 0.087 63.0 eta108m6r3ag4(1) 6.3 8 1200 8 x 20 22 1050 0.069 75.6 eta128m6r3ag6(1) 6.3 8 1200 10 x 15 22 1210 0.060 75.6 eta128m6r3ah2(1) 6.3 8 1500 10 x 20 22 1400 0.046 94.5 eta158m6r3ah4(1) 6.3 8 1800 13 x 16 22 1450 0.049 113.4 eta188m6r3al2(1) 6.3 8 2200 10 x 25 22 1650 0.042 138.6 eta228m6r3ah5(1) 6.3 8 2700 10 x 30 22 1910 0.031 170.1 eta278m6r3ah6(1) 6.3 8 3300 13 x 20 22 1900 0.035 207.9 eta338m6r3al3(1) 6.3 8 3900 13 x 25 22 2230 0.027 245.7 eta398m6r3al4(1) 6.3 8 4700 13 x 30 22 2650 0.024 296.1 eta478m6r3al8(1) 6.3 8 5600 13 x 35 22 2880 0.020 352.8 eta568m6r3al6(1) 6.3 8 5600 16 x 20 22 2530 0.027 352.8 eta568m6r3am5(1) 6.3 8 6800 13 x 40 22 3350 0.017 428.4 eta688m6r3al7(1) 6.3 8 6800 16 x 25 22 2930 0.021 428.4 eta688m6r3am7(1) 6.3 8 6800 18 x 20 22 2860 0.026 428.4 eta688m6r3an4(1) 6.3 8 8200 16 x 32 22 3450 0.017 516.6 eta828m6r3am2(1) 10 13 100 5 x 11 19 210 0.58 10.0 eta107m010ac3(1) 10 13 220 6.3 x 11 19 340 0.220 22.0 eta227m010ae3(1) 10 13 470 8 x 11 19 640 0.130 47.0 eta477m010ag3(1) 10 13 680 8 x 15 19 840 0.087 68.0 eta687m010ag4(1) 10 13 680 10 x 12.5 19 865 0.080 68.0 eta687m010ah9(1) 10 13 1000 8 x 20 19 1050 0.069 100.0 eta108m010ag6(1) 10 13 1000 10 x 15 19 1210 0.060 100.0 eta108m010ah2(1) 10 13 1200 10 x 20 19 1400 0.046 120.0 eta128m010ah4(1) 10 13 1500 10 x 25 19 1650 0.042 150.0 eta158m010ah5(1) 10 13 1500 13 x 16 19 1450 0.049 150.0 eta158m010al2(1) 10 13 2200 10 x 30 19 1910 0.031 220.0 eta228m010ah6(1) 10 13 2200 13 x 20 19 1900 0.035 220.0 eta228m010al3(1) 10 13 3300 13 x 25 19 2230 0.027 330.0 eta338m010al4(1) 10 13 3900 13 x 30 19 2650 0.024 390.0 eta398m010al8(1) 10 13 3900 16 x 20 19 2530 0.027 390.0 eta398m010am5(1) 10 13 4700 13 x 35 19 2880 0.020 470.0 eta478m010al6(1) 10 13 5600 13 x 40 19 3350 0.017 560.0 eta568m010al7(1) 10 13 5600 16 x 25 19 2930 0.021 560.0 eta568m010am7(1) 10 13 5600 18 x 20 19 2860 0.026 560.0 eta568m010an4(1) 10 13 6800 16 x 32 19 3450 0.017 680.0 eta688m010am2(1) 10 13 6800 18 x 25 19 3140 0.019 680.0 eta688m010an5(1) 10 13 8200 16 x 36 19 3610 0.015 820.0 eta828m010am3(1) 1 0 1 3 8200 18 x 32 19 4170 0.015 820.0 eta828m010an1(1) 16 20 56 5 x 11 16 210 0.58 9.0 eta566m016ac3(1) 16 20 120 6.3 x 11 16 340 0.22 19.2 eta127m016ae3(1) 16 20 330 8 x 11 16 640 0.130 52.8 eta337m016ag3(1) 16 20 470 8 x 15 16 840 0.087 75.2 eta477m016ag4(1) 16 20 470 10 x 12.5 16 865 0.080 75.2 eta477m016ah9(1) 16 20 680 8 x 20 16 1050 0.069 108.8 eta687m016ag6(1) 16 20 680 10 x 15 16 1210 0.060 108.8 eta687m016ah2(1) 16 20 1000 10 x 20 16 1400 0.046 160.0 eta108m016ah4(1) 16 20 1000 13 x 16 16 1450 0.049 160.0 eta108m016al2(1) 16 20 1200 10 x 25 16 1650 0.042 192.0 eta128m016ah5(1) 16 20 1500 10 x 30 16 1910 0.031 240.0 eta158m016ah6(1) 16 20 1500 13 x 20 16 1900 0.035 240.0 eta158m016al3(1) 16 20 2200 13 x 25 16 2230 0.027 352.0 eta228m016al4(1) vdc vdc surge rated capacitance case size df rc z lc part number single-ended aluminum electrolytic capacitors C eta series, +105oc
7 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 table 1 C ratings & part number reference cont'd (1) insert packaging code. see ordering options table for available options. * when capacitance exceeds 1,000 f, the df value (%) is increased by 2% for every additional 1,000 f. vdc vdc surge voltage rated capacitance 120 hz 20c (f) case size d x l (mm) df 120 hz 20c (tan %)* rc 100 khz 105c (ma) z 100 khz 20oc () lc 20oc 2 minutes (a) part number 16 20 2700 13 x 30 16 2650 0.024 432.0 eta278m016al8(1) 16 20 2700 16 x 20 16 2530 0.027 432.0 eta278m016am5(1) 16 20 3300 13 x 35 16 2880 0.020 528.0 eta338m016al6(1) 16 20 3900 13 x 40 16 3350 0.017 624.0 eta398m016al7(1) 16 20 3900 16 x 25 16 2930 0.021 624.0 eta398m016am7(1) 16 20 3900 18 x 20 16 2860 0.026 624.0 eta398m016an4(1) 16 20 4700 16 x 32 16 3450 0.017 752.0 eta478m016am2(1) 16 20 4700 18 x 25 16 3140 0.019 752.0 eta478m016an5(1) 16 20 5600 16 x 36 16 3610 0.015 896.0 eta568m016am3(1) 16 20 5600 18 x 32 16 4170 0.015 896.0 eta568m016an1(1) 16 20 6800 16 x 40 16 4080 0.013 1088.0 eta688m016am4(1) 16 20 8200 18 x 36 16 4220 0.014 1312.0 eta828m016an2(1) 25 32 47 5 x 11 14 210 0.58 11.8 eta476m025ac3(1) 25 32 100 6.3 x 11 14 340 0.22 25.0 eta107m025ae3(1) 25 32 220 8 x 11 14 640 0.13 55.0 eta227m025ag3(1) 25 32 330 8 x 15 14 840 0.087 82.5 eta337m025ag4(1) 25 32 330 10 x 12.5 14 865 0.080 82.5 eta337m025ah9(1) 25 32 470 8 x 20 14 1050 0.069 117.5 eta477m025ag6(1) 25 32 470 10 x 15 14 1210 0.060 117.5 eta477m025ah2(1) 25 32 680 10 x 20 14 1400 0.046 170.0 eta687m025ah4(1) 25 32 680 13 x 16 14 1450 0.049 170.0 eta687m025al2(1) 25 32 820 10 x 25 14 1650 0.042 205.0 eta827m025ah5(1) 25 32 1000 10 x 30 14 1910 0.031 250.0 eta108m025ah6(1) 25 32 1000 13 x 20 14 1900 0.035 250.0 eta108m025al3(1) 25 32 1500 13 x 25 14 2230 0.027 375.0 eta158m025al4(1) 25 32 1800 13 x 30 14 2650 0.024 450.0 eta188m025al8(1) 25 32 1800 16 x 20 14 2530 0.027 450.0 eta188m025am5(1) 25 32 2200 13 x 35 14 2880 0.020 550.0 eta228m025al6(1) 25 32 2200 18 x 20 14 2860 0.026 550.0 eta228m025an4(1) 25 32 2700 13 x 40 14 3350 0.017 675.0 eta278m025al7(1) 25 32 2700 16 x 25 14 2930 0.021 675.0 eta278m025am7(1) 25 32 3300 16 x 32 14 3450 0.017 825.0 eta338m025am2(1) 25 32 3300 18 x 25 14 3140 0.019 825.0 eta338m025an5(1) 25 32 3900 16 x 36 14 3610 0.015 975.0 eta398m025am3(1) 25 32 3900 18 x 32 14 4170 0.015 975.0 eta398m025an1(1) 25 32 4700 16 x 40 14 4080 0.013 1175.0 eta478m025am4(1) 25 32 4700 18 x 36 14 4220 0.014 1175.0 eta478m025an2(1) 25 32 5600 18 x 40 14 4280 0.012 1400.0 eta568m025an3(1) 35 44 33 5 x 11 12 210 0.58 11.6 eta336m035ac3(1) 35 44 56 6.3 x 11 12 340 0.22 19.6 eta566m035ae3(1) 35 44 150 8 x 11 12 640 0.13 52.5 eta157m035ag3(1) 35 44 220 8 x 15 12 840 0.087 7 7.0 eta227m035ag4(1) 3 5 44 2 20 10 x 12.5 12 865 0.080 7 7.0 eta227m035ah9(1) 35 44 270 8 x 20 12 1050 0.069 94.5 eta277m035ag6(1) 35 44 330 10 x 15 12 1210 0.060 115.5 eta337m035ah2(1) 35 44 470 10 x 20 12 1400 0.046 164.5 eta477m035ah4(1) 35 44 470 13 x 16 12 1450 0.049 164.5 eta477m035al2(1) 35 44 560 10 x 25 12 1650 0.042 196.0 eta567m035ah5(1) 35 44 680 10 x 30 12 1910 0.031 238.0 eta687m035ah6(1) 35 44 680 13 x 20 12 1900 0.035 238.0 eta687m035al3(1) 35 44 1000 13 x 25 12 2230 0.027 350.0 eta108m035al4(1) 35 44 1200 13 x 30 12 2650 0.024 420.0 eta128m035al8(1) 35 44 1200 16 x 20 12 2530 0.027 420.0 eta128m035am5(1) 35 44 1500 13 x 35 12 2880 0.020 525.0 eta158m035al6(1) 35 44 1800 13 x 40 12 3350 0.017 630.0 eta188m035al7(1) 35 44 1800 16 x 25 12 2930 0.021 630.0 eta188m035am7(1) vdc vdc surge rated capacitance case size df rc z lc part number single-ended aluminum electrolytic capacitors C eta series, +105oc
8 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 vdc vdc surge voltage rated capacitance 120 hz 20c (f) case size d x l (mm) df 120 hz 20c (tan %)* rc 100 khz 105c (ma) z 100 khz 20oc () lc 20oc 2 minutes (a) part number 35 44 1800 18 x 20 12 2860 0.026 630.0 eta188m035an4(1) 35 44 2200 16 x 32 12 3450 0.017 770.0 eta228m035am2(1) 35 44 2200 18 x 25 12 3140 0.019 770.0 eta228m035an5(1) 35 44 2700 16 x 36 12 3610 0.015 945.0 eta278m035am3(1) 35 44 2700 18 x 32 12 4170 0.015 945.0 eta278m035an1(1) 35 44 3300 16 x 40 12 4080 0.013 1155.0 eta338m035am4(1) 35 44 3300 18 x 36 12 4220 0.014 1155.0 eta338m035an2(1) 35 44 3900 18 x 40 12 4280 0.012 1365.0 eta398m035an3(1) vdc vdc surge rated capacitance case size df rc z lc part number table 1 C ratings & part number reference cont'd (1) insert packaging code. see ordering options table for available options. * when capacitance exceeds 1,000 f, the df value (%) is increased by 2% for every additional 1,000 f. single-ended aluminum electrolytic capacitors C eta series, +105oc
9 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 mounting positions (safety vent) in operation, electrolytic capacitors will always conduct a leakage current which causes electrolysis. the oxygen produced by electrolysis will regenerate the dielectric layer but, at the same time, the hydrogen released may cause the internal pressure of the capacitor to increase. the overpressure vent (safety vent) ensures that the gas can escape when the pressure reaches a certain value. all mounting positions must allow the safety vent to work properly. installing ? a general principle is that lower-use temperatures result in a longer, useful life of the capacitor. for this reason, it should be ensured that electrolytic capacitors are placed away from heat-emitting components. adequate space should be allowed between components for cooling air to circulate, particularly when high ripple current loads are applied. in any case, the maximum category temperature must not be exceeded. ? do not deform the case of capacitors or use capacitors with a deformed case. ? verify that the connections of the capacitors are able to insert on the board without excessive mechanical force. ? if the capacitors require mounting through additional means, the recommended mounting accessories shall be used. ? verify the correct polarization of the capacitor on the board. ? verify that the space around the pressure relief device is according to the following guideline: case diameter space around safety vent 16 mm > 2 mm > 16 to 40 mm > 3 mm > 40 mm > 5 mm it is recommended that capacitors always be mounted with the safety device uppermost or in the upper part of the capacitor. ? if the capacitors are stored for a long time, the leakage current must be verif ed. if the leakage current is superior to the value listed in this catalog, the capacitors must be reformed. in this case, they can be reformed by application of the rated voltage through a series resistor approximately 1 k for capacitors with v r 160 v (5 w resistor) and 10 k for the other rated voltages. ? in the case of capacitors connected in series, a suitable voltage sharing must be used. in the case of balancing resistors, the approximate resistance value can be calculated as: r = 60/c kemet recommends, nevertheless, to ensure that the voltage across each capacitor does not exceed its rated voltage. single-ended aluminum electrolytic capacitors C eta series, +105oc
10 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 application and operation guidelines electrical ratings: capacitance (esc) simpli? ed equivalent circuit diagram of an electrolytic capacitor the capacitive component of the equivalent series circuit (equivalent series capacitance esc) is determined by applying an epivreizspekisj:eejviyirgsjsv,erhq'-)' temperature dependence of the capacitance capacitance of an electrolytic capacitor depends upon temperature: with decreasing temperature the viscosity of the electrolyte increases, thereby reducing its conductivity. capacitance will decrease if temperature decreases. furthermore, temperature drifts cause armature dilatation and, therefore, capacitance changes (up to 20% depending on the series considered, from 0 to 80c). this phenomenon is more evident for electrolytic capacitors than for other types. frequency dependence of the capacitance effective capacitance value is derived from the impedance curve, as long as impedance is still in the range where the capacitance component is dominant. c = 1 c = capacitance (f) j> f = frequency (hz) >-tihergi capacitance change (%) capacitance change vs. temperature (typical value) temperature (c) capacitance change (%) capacitance change vs. frequency (typical value) frequency (khz) single-ended aluminum electrolytic capacitors C eta series, +105oc
11 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 dissipation factor tan (df) dissipation factor tan is the ratio between the active and reactive power for a sinusoidal waveform voltage. it can be thought of as a measurement of the gap between an actual and ideal capacitor. reactive active ideal actual tan is measured with the same set-up used for the series capacitance esc. tan = x esc x esr where: esc = equivalent series capacitance esr = equivalent series resistance dissipation factor (%) dissipation factor vs. frequency frequency (khz) dissipation factor (%) dissipation factor vs. temperature temperature (c) single-ended aluminum electrolytic capacitors C eta series, +105oc
12 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 equivalent series inductance (esl) equivalent series inductance or self inductance results from the terminal conf guration and internal design of the capacitor. equivalent series capacitance (esc) equivalent series resistance (esr) equivalent series inductance (esl) capacitor equivalent internal circuit equivalent series resistance (esr) equivalent series resistance is the resistive component of the equivalent series circuit. esr value depends on frequency and temperature and is related to the tan by the following equation: esr = equivalent series resistance () esr = tan tan = dissipation factor 2f esc esr () esr change vs. frequency frequency (khz) esr () esr change vs. temperature temperature (c) single-ended aluminum electrolytic capacitors C eta series, +105oc
13 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 impedance (z) impedance of an electrolytic capacitor results from a circuit formed by the following individual equivalent series components: equivalent capacitance c o r e l c e c o r e l c e c o = aluminum oxide capacitance (surface and thickness of the dielectric) r e = resistance of electrolyte and paper mixture (other resistances not depending on the frequency are not considered: tabs, plates, etc.) c e = electrolyte soaked paper capacitance l = inductive reactance of the capacitor winding and terminals impedance of an electrolytic capacitor is not a constant quantity that retains its value under all conditions; it changes depending on frequency and temperature. impedance as a function of frequency (sinusoidal waveform) for a certain temperature can be represented as follows: ? capacitive reactance predominates at low frequencies ? with increasing frequency, capacitive reactance xc = 1/c o decreases until it reaches the order of magnitude of electrolyte resistance r e (a) ? at even higher frequencies, resistance of the electrolyte predominates: z = r e (a - b) ? when the capacitors resonance frequency is reached ( 0 ), capacitive and inductive reactance mutually cancel each other 1/c e = l, 0 = c 1/lce ? above this frequency, inductive reactance of the winding and its terminals (xl = z = l) becomes effective and leads to an increase in impedance generally speaking, it can be estimated that c e 0.01 c o . single-ended aluminum electrolytic capacitors C eta series, +105oc 0 . ,0 0 0 1 0 ,0 0 0 0 . 1 1 1 0 1 0 0 1 1 1 1 0 1 0 0 1 ,0 0 0 z [ z ] o h m ] f [ k h b c a 1 / c o r e 1 / c c e l o r e l c e
14 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 impedance (z) contd impedance as a function of frequency (sinusoidal waveform) for different temperature values can be represented as follows (typical values): r e is the most temperature-dependent component of an electrolytic capacitor equivalent circuit. electrolyte resistivity will decrease if temperature rises. in order to obtain a low impedance value throughout the temperature range, r e must be as little as possible. however, r e values that are too low indicate a very aggressive electrolyte, resulting in a shorter life of the electrolytic capacitor at high temperatures. a compromise must be reached. leakage current (lc) due to the aluminum oxide layer that serves as a dielectric, a small current will continue to ? ow even after a dc voltage has been applied for long periods. this current is called leakage current. a high leakage current ? ows after applying voltage to the capacitor then decreases in a few minutes, e.g., after prolonged storage without any applied voltage. in the course of continuous operation, the leakage current will decrease and reach an almost constant value. after a voltage-free storage the oxide layer may deteriorate, especially at high temperature. since there are no leakage currents to transport oxygen ions to the anode, the oxide layer is not regenerated. the result is that a higher than normal leakage current will ? ow when voltage is applied after prolonged storage. single-ended aluminum electrolytic capacitors C eta series, +105oc z ( z ) o h m ) f ( k h 8 5 c 2 0 c 10 f - 4 0 c 0 . 1 1 1 0 1 0 0 1 0 0 0 1 0 0 0 0 0 . 1 1 1 0 1 0 0 1 0 0 0
15 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 leakage current (lc) contd as the oxide layer is regenerated in use, the leakage current will gradually decrease to its normal level. the relationship between the leakage current and voltage applied at constant temperature can be shown schematically as follows: where: v f = forming voltage if this level is exceeded, a large quantity of heat and gas will be generated and the capacitor could be damaged. v r = rated voltage this level represents the top of the linear part of the curve. v s = surge voltage this lies between v r and v f . the capacitor can be subjected to v s for short periods only. electrolytic capacitors are subjected to a reforming process before acceptance testing. the purpose of this preconditioning is to ensure that the same initial conditions are maintained when comparing different products. ripple current (rc) the maximum ripple current value depends on: ? ambient temperature ? surface area of the capacitor (heat dissipation area) tan or esr ? frequency the capacitors life depends on the thermal stress. frequency dependence of the ripple current esr and, thus, the tan depend on the frequency of the applied voltage. this indicates that the allowed ripple current is also a function of the frequency. temperature dependence of the ripple current the data sheet specif es maximum ripple current at the upper category temperature for each capacitor. expected life calculation expected life depends on operating temperature according to the following formula: l = lo x 2 (to-t)/10 where: l: expected life lo: load life at maximum permissible operating temperature t: actual operating temperature to: maximum permissible operating temperature this formula is applicable between 40c and to. i v r v f v v s actual operating temperature (c) expected life calculation chart expected life (h) single-ended aluminum electrolytic capacitors C eta series, +105oc
16 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 packaging quantities size code diameter (mm) length (mm) bulk auto-insertion standard leads cut leads ammo tape & reel c3 5 11 10000 15000 2000 2600 e3 6.3 11 10000 15000 2000 2200 g3 8 11 6000 8000 1000 1500 + 8 15 5000 5000 1000 1500 + 8 20 4000 4000 1000 1500 , 10 12.5 4000 4000 700 1200 , 10 15 3000 4000 700 1200 , 10 16 3000 4000 700 1200 , 10 20 2400 3000 700 1200 , 10 25 2400 2400 500 , 10 30 2000 2000 500 0 13 16 2400 2400 500 l3 13 20 2000 2000 500 l4 13 25 1600 1600 500 0 13 30 1200 1200 500 l6 13 35 1000 500 500 l7 13 40 1000 500 500 1 16 25 1000 500 300 1 16 32 800 500 300 m3 16 36 600 500 300 m4 16 40 600 500 300 2 18 20 800 500 300 2 18 25 800 500 300 2 18 32 500 500 2 18 36 500 500 2 18 40 500 500 single-ended aluminum electrolytic capacitors C eta series, +105oc
17 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 marking series, rated temperature kemet logo polarity stripe ( ?) rated capacitance rated voltage (vdc) date code month*/year* manufacturing internal codes *y = year code 01 02 03 04 05 06 07 08 09 year 2011 2012 2013 2014 2015 2016 2017 2018 2019 *m = month code 01 02 03 04 05 06 07 08 09 10 11 12 month 1 2 3 4 5 6 7 8 9 10 11 12 construction detailed cross section margin rubber seal lead terminal tab aluminum can insulating sleeve lead (+) polarity stripe ( ?) rubber seal insulating sleeve aluminum can with safety vent lead (?) terminal tabs anode aluminum foil, etched, covered with aluminum oxide (second layer) cathode aluminum foil, etched (fourth layer) paper spacer impregnated with electrolyte (first layer) paper spacer impregnated with electrolyte (third layer) insulating end disc single-ended aluminum electrolytic capacitors C eta series, +105oc
18 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 taping for automatic insertion machines dimensions (mm) d l p d p p0 p1 p2 w w0 w1 w2 h0 h1 i d0 t tolerance +0.5 +0.8/-0.2 0.05 1 .0 0 .3 0 .7 1 .3 +1/-0.5 0.5 maximum maximum 0.75 0.5 maximum 0.2 0.2 formed to 2.5 mm 4 5-7 2.5 0.45 12.7 12.7 5.1 6.35 18 12 11 3 16 18.5 4 0.7 5 7 7 7 7 7 7 7 single-ended aluminum electrolytic capacitors C eta series, +105oc 1 d p 0 w 0 w 2 w d p 0 p 2 p d m a p o u n t i n g t e d 0 l 0 formed to 2.5 mm (lead and packaging code la and fa) h d 0 t a p m o u n t i n g e a d p e h e s i v e t a h w 0 w 2 w d p formed to 5 mm (lead and packaging code ja and da) 0 p 2 p l p d p 1 1 w d 0 t a p m o u n t i n g straight leads (diameter: 4 ? 8 mm) lead and packaging code ea and ka e a d p e h e s i v e t a p p 1 h w l 0 w 2 w p 2 straight leads (diameter > 8) lead and packaging code ea and ka p 1 w d 0 h d 0 t a p m o u n t i n g e a a p e d h e s i v e t w h a d p e h e s i v e t a l 0 w 2 w d p 0 p 2 p 1 w p p p 1 d p 1 i 1 . 0 maximum - 1 . 0 + 1 . 0 t 1 h . 0 maximum - 1 . 0 + 1 . 0 t 1 . 0 maximum w - 1 . 0 + 1 . 0 t 1 . 0 maximum - 1 . 0 + 1 . 0 t
19 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 lead taping & packaging case size (mm) ammo reel h h maximum maximum 2 0.5 +1/- 0.1 4 230 340 42 350 30 50 5 x 5 C 7 230 340 42 6.3 x 5 C 7 275 340 42 8 x 5 C 9 235 340 45 5 x 11 230 340 48 6.3 x 11 270 340 48 8 x 11 235 340 48 8 x 14 C 20 240 340 57 10 x 12 250 340 52 10 x 15 C 19 256 340 57 10 x 22 C 25 250 340 60 12 270 340 57 13 285 340 62 16 265 340 62 single-ended aluminum electrolytic capacitors C eta series, +105oc h t w w h d ammo box reel
20 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 construction data the manufacturing process begins with the anode foil being electrochemically etched to increase the surface area and then formed to produce the aluminum oxide layer. both the anode and cathode foils are then interleaved with absorbent paper and wound into a cylinder. during the winding process, aluminum tabs are attached to each foil to provide the electrical contact. the deck, complete with terminals, is attached to the tabs and then folded down to rest on top of the winding. the complete winding is impregnated with electrolyte before being housed in a suitable container, usually an aluminum can, and sealed. throughout the process, all materials inside the housing must be maintained at the highest purity and be compatible with the electrolyte. each capacitor is aged and tested before being sleeved and packed. the purpose of aging is to repair any damage in the oxide layer and thus reduce the leakage current to a very low level. aging is normally carried out at the rated temperature of the capacitor and is accomplished by applying voltage to the device while carefully controlling the supply current. the process may take several hours to complete. damage to the oxide layer can occur due to variety of reasons: ? slitting of the anode foil after forming ? attaching the tabs to the anode foil ? minor mechanical damage caused during winding a sample from each batch is taken by the quality department after completion of the production process. this sample size is controlled by the use of recognized sampling tables def ned in bs 6001. the following tests are applied and may be varied at the request of the customer. in this case the batch, or special procedure, will determine the course of action. electrical: ? leakage current ? capacitance ? esr ? impedance ? tan delta mechanical/visual: ? overall dimensions ? torque test of mounting stud ? print detail ? box labels ? packaging, including packed quantity single-ended aluminum electrolytic capacitors C eta series, +105oc forming winding decking impregnation assembly testing sleeving packing extended cathode anode foil cathode foil tissues foil tabs aging etching
21 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 ? 864-963-6300 ? www.kemet.com a4 061_eta ? 10/18/2016 kemet electronic corporation sales off ces for a complete list of our global sales off ces, please visit www.kemet.com/sales. disclaimer all product specif 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 corporations (kemet) knowledge of typical operating conditions for such applications, but are not intended to constitute C and kemet specif cally disclaims C any warranty concerning suitability for a specif 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 kemets 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 productCrelated 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. single-ended aluminum electrolytic capacitors C eta series, +105oc

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