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1 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 (864) 963-6300 ? www.kemet.com a4031_als30_31 ? 4/3/2014 benefts ? compact size ? long life, up to 20,000 hours at +85c (v r , i r applied) ? high ripple current ? excellent surge voltage capability ? optimized designs available upon request overview kemet's als30/31 series of screw terminal capacitors covers a wide range of case sizes and voltage ratings featuring high ripple currents and long-life performance. they are ideally suited for industrial and commercial applications demanding high reliability and long-life expectancy such as frequency converters, uninterruptible power supply (ups) systems and switch mode power supplies (smps). applications typical applications for kemet's als30/31 series of capacitors include smoothing, energy storage or pulse operation in telecommunication demanding power supplies, process control, ac motor control, traction, welding, and measuring. screw terminal aluminum electrolytic capacitors als30/31 series, +85c part number system als3 0 a 153 da 025 series stud option termination capacitance code (f) size code voltage (vdc) screw terminal aluminum electrolytic 0 = plain can 1 = threaded mounting stud see termination table first 2 digits equals frst 2 signifcant fgures, 3rd digit is the number of additional zeros. see dimension table 025 = 25 040 = 40 063 = 63 100 = 100 200 = 200 250 = 250 350 = 350 400 = 400 415 = 415 450 = 450 500 = 500 one world. one kemet
2 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 (864) 963-6300 ? www.kemet.com a4031_als30_31 ? 4/3/2014 performance characteristics item performance characteristics capacitance range 100 C 680,000 f rated voltage 25 C 500 vdc operational temperature range -40 to +85c storage temperature range -55 to +85c capacitance tolerance 20% at 100 hz / +20c operational lifetime d (mm) rated voltage and ripple current at +85c (hours) rated voltage at +85c (hours) 36 11,000 22,000 51 18,000 36,000 66 19,000 38,000 77,90 20,000 40,000 end of life requirement ? c/c < 10%, esr < 2 x initial esr value, il < initial specifed limit shelf life 2,000 hours at +85c or 30,000 hours at +40c 0 vdc leakage current i = 0.003 cv or 6,000 (a, whichever is smaller) c = rated capacitance (f), v = rated voltage (vdc). voltage applied for 5 minutes at +20c. vibration test specifcations procedure requirements case length < 220 mm 0.75 mm displacement amplitude or 10 g maximum acceleration. vibration applied for three 2-hour sessions at 10 C 55 hz (capacitor clamped by body). no leakage of electrolyte or other visible damage. deviations in capacitance and tan from initial measurements must not exceed: ? c/c < 5% case length 220 mm 0.35 mm displacement amplitude or 5 g maximum acceleration. vibration applied for three 0.5 hour sessions at 10 C 55 hz (capacitor clamped by body). standards iec 60384C4 long life grade 40/85/56 surge voltage test condition voltage (vdc) 25 40 63 100 200 250 350 400 450 500 30s surge followed by a no load period of 330s, 1,000 cycles at +85c 28.75 46 72.5 115 230 288 385 440 495 550 500 ms surge, 100 cycles at 20c, screw terminal aluminum electrolytic capacitors C als30/31 series, +85c
3 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 (864) 963-6300 ? www.kemet.com a4031_als30_31 ? 4/3/2014 test method & performance endurance life test conditions performance temperature +85c test duration 5,000 hours ripple current rated ripple current specifed in table voltage the sum of dc voltage and the peak ac voltage must not exceed the rated voltage of the capacitor performance the following specifcations will be satisfed when the capacitor is tested at +20c: capacitance change 160 v within 15% of the initial value > 160 v within 10% of the initial value equivalent series resistance does not exceed 200% of the initial value leakage current does not exceed leakage current limit dimensions C millimeters size code dimensions in mm mounting clip weight grams d l lt s v mounting stud (m x h) 1 2 1 0.5 nominal 1 da 36 52 58.5 12.8 8 m8 x 12 v3/h2/ute2736 75 db 36 62 67.5 12.8 8 m8 x 12 v3/h2/ute2736 90 de 36 82 87.5 12.8 8 m8 x 12 v3/h2/ute2736 115 df 36 105 111.5 12.8 8 m8 x 12 v3/h2/ute2736 140 ke 51 82 86.5 22.2 13.7 m12 x 16 v4/ute2737 220 kf 51 105 110.5 22.2 13.7 m12 x 16 v4/ute2737 300 mf 66 105 110.5 28.5 15.8 m12 x 16 v10/ute2738 505 nd 77 75 79.5 31.8 19 m12 x 16 v11 495 nf 77 105 110.5 31.8 19 m12 x 16 v11 690 np 77 146 150.5 31.8 19 m12 x 16 v11 960 nt 77 220 224.5 31.8 19 m12 x 16 v11 1450 qc 90 67 71.5 31.8 25 m12 x 16 v90 615 qd 90 75 79.5 31.8 25 m12 x 16 v90 690 qh 90 98 103.5 31.8 25 m12 x 16 v90 900 qp 90 146 149.5 31.8 25 m12 x 16 v90 1345 qt 90 220 223.5 31.8 25 m12 x 16 v90 2000 note: dimensions include sleeving. lt listed is for a-type termination code. information for other termination codes is available upon request. screw terminal aluminum electrolytic capacitors C als30/31 series, +85c
4 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 (864) 963-6300 ? www.kemet.com a4031_als30_31 ? 4/3/2014 termination tables termination code a c g j m r diameter (mm) 36 ? 51 ? 66 ? ? 77 ? ? ? ? ? ? 90 ? ? ? termination code thread termination style t dt thread depth (td) z 0.5 0.5 minimum nominal standard termination option a (d = 36) m5 round 7.14 8 10 a (d > 36) m5 oval 5.5 13 10 10 other termination options c m6 round 5.5 13 10 g m6 round 6.35 17 11.8 j m6 round 3.17 17 8.8 m m5 round 7.14 8 10 r m5 oval 5.5 15 10 13 dimensions in mm case polarity due to the presence of electrolyte in the capacitor, the aluminum can and stud mounting will essentially be at the same polarity as the negative terminal. we recommend that the stud and can be insulated (see accessories for insulating nuts). terminations aluminum inserts with m5 threads as standard, maximum torque 2nm. optional m6 threaded inserts have a maximum torque 4nm. maximum torque for stud mounting m8:4nm and m12:8nm. screw terminal aluminum electrolytic capacitors C als30/31 series, +85c v dt td v z round termination codes: a (d=36), c, g, j, m optional mounting stud (m x h) t (from deck) lt oval d termination codes: a, r l insulated sleeve s safety vent dt polarity mark td
5 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 (864) 963-6300 ? www.kemet.com a4031_als30_31 ? 4/3/2014 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 products are particularly stable and allow a shelf life in excess of three years at 40c. see sectional specifcation under each product series for specifc data. 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. reliability the reliability of a component can be defned as the probability that it will perform satisfactorily under a given set of conditions for a given length of time. in practice, it is impossible to predict with absolute certainty how any individual component will perform; thus, we must utilize probability theory. it is also necessary to clearly defne the level of stress involved (e.g. operating voltage, ripple current, temperature and time). finally, the meaning of satisfactory performance must be defned by specifying a set of conditions which determine the end of life of the component. reliability as a function of time, r(t), is normally expressed as: r(t)=e- t where r(t) is the probability that the component will perform satisfactorily for time t, and is the failure rate. failure rate the failure rate is the number of components failing per unit time. the failure rate of most electronic components follows the characteristic pattern: ? early failures are removed during the manufacturing process. ? the operational life is characterized by a constant failure rate. ? the wear out period is characterized by a rapidly increasing failure rate. the failures in time (fit) are given with a 60% confdence level for the various type codes. by convention, fit is expressed as 1 x 10 -9 failures per hour. failure rate is also expressed as a percentage of failures per 1,000 hours. e.g., 100 fit = 1 x 10 -7 failures per hour = 0.01%/1,000 hours end of life defnition catastrophic failure: short circuit, open circuit or safety vent operation parametric failure: ? change in capacitance > 10% ? leakage current > specifed limit ? esr > 2 x initial esr value screw terminal aluminum electrolytic capacitors C als30/31 series, +85c
6 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 (864) 963-6300 ? www.kemet.com a4031_als30_31 ? 4/3/2014 mtbf the mean time between failures (mtbf) is simply the inverse of the failure rate. mtbf= 1/ the failure rate is derived from our periodic test results. the failure rate ( r ) is, therefore, only given at test temperature for life tests. an estimation is also given at 40c. the expected failure rate for this capacitor range is based on our periodic test results for capacitors with structural similarity. failure rate is frequently quoted in fit (failures in time) where 1 fit = 1 x 10 -9 failures per hour. failure rate per hour includes both catastrophic and parametric failures. t a failure rate per hour 85c 250 fit 40c 12 fit 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. screw terminal aluminum electrolytic capacitors C als30/31 series, +85c wear out early failures operational life failure rate time
7 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 (864) 963-6300 ? www.kemet.com a4031_als30_31 ? 4/3/2014 table 1 C ratings & part number reference (1) mounting code: 0 = plain can, 1 = threaded mounting stud (2) termination code: see termination tables for available options vdc rated capacitance size code case size ripple current maximum impedance maximum part number 100 hz 20c (f) d x l (mm) 100 hz 85c (a) 10 khz 85c (a) 100 hz 20c (m) 10 khz 20c (m) 25 15000 da 36 x 52 8.2 8.7 24 20 als3(1)(2)153da025 25 22000 db 36 x 62 9.9 10.4 17 15 als3(1)(2)223db025 25 33000 de 36 x 82 13.2 13.9 11 10 als3(1)(2)333de025 25 47000 df 36 x 105 16.6 17.4 9 7 als3(1)(2)473df025 25 68000 ke 51 x 82 15.6 16.9 11 10 als3(1)(2)683ke025 25 100000 kf 51 x 105 19.6 20.6 9 8 als3(1)(2)104kf025 25 150000 nd 77 x 75 17.9 18.1 11 11 als3(1)(2)154nd025 25 150000 mf 66 x 105 28.4 28.9 6 6 als3(1)(2)154mf025 25 220000 qc 90 x 67 21.9 22.6 9 8 als3(1)(2)224qc025 25 220000 qd 90 x 75 18.7 18.8 12 12 als3(1)(2)224qd025 25 220000 nf 77 x 105 28.1 30.8 6 6 als3(1)(2)224nf025 25 330000 qh 90 x 98 26.4 26.5 8 8 als3(1)(2)334qh025 25 330000 np 77 x 146 37.3 39.6 5 5 als3(1)(2)334np025 25 470000 qp 90 x 146 43.6 43.9 4 4 als3(1)(2)474qp025 25 470000 nt 77 x 220 45.8 47 4 4 als3(1)(2)474nt025 25 680000 qt 90 x 220 55.4 56.7 4 4 als3(1)(2)684qt025 40 10000 da 36 x 52 7.9 8.4 23 20 als3(1)(2)103da040 40 15000 db 36 x 62 9.5 10 17 14 als3(1)(2)153db040 40 22000 de 36 x 82 12.7 13.3 11 10 als3(1)(2)223de040 40 33000 ke 51 x 82 14.2 16.7 12 11 als3(1)(2)333ke040 40 47000 ke 51 x 82 14.2 16.7 12 11 als3(1)(2)473ke040 40 68000 kf 51 x 105 18 20.6 10 9 als3(1)(2)683kf040 40 100000 nd 77 x 75 16.4 16.5 13 12 als3(1)(2)104nd040 40 100000 mf 66 x 105 26.3 26.6 7 6 als3(1)(2)104mf040 40 100000 qc 90 x 67 23 24.8 8 7 als3(1)(2)104qc040 40 100000 qd 90 x 75 20.3 20.4 10 10 als3(1)(2)104qd040 40 150000 nf 77 x 105 26.8 30.2 8 8 als3(1)(2)154nf040 40 150000 qh 90 x 98 28.6 28.9 7 7 als3(1)(2)154qh040 40 220000 np 77 x 146 35.4 39.6 6 5 als3(1)(2)224np040 40 220000 qp 90 x 146 46.5 47 4 4 als3(1)(2)224qp040 40 330000 nt 77 x 220 45 46.5 4 4 als3(1)(2)334nt040 40 470000 qt 90 x 220 52.3 53.4 4 4 als3(1)(2)474qt040 63 4700 da 36 x 52 6.7 7.4 36 28 als3(1)(2)472da063 63 6800 db 36 x 62 8.2 9 26 20 als3(1)(2)682db063 63 10000 de 36 x 82 10.8 11.9 17 14 als3(1)(2)103de063 63 15000 df 36 x 105 10.9 14.4 15 8 als3(1)(2)153df063 63 15000 ke 51 x 82 13.9 14.4 12 11 als3(1)(2)153ke063 63 22000 ke 51 x 82 13.9 14.4 12 11 als3(1)(2)223ke063 63 33000 kf 51 x 105 17.4 18 10 9 als3(1)(2)333kf063 63 47000 nd 77 x 75 16.6 16.8 13 13 als3(1)(2)473nd063 63 47000 mf 66 x 105 26.7 26.5 8 7 als3(1)(2)473mf063 63 47000 qd 90 x 75 20.3 20.7 11 10 als3(1)(2)473qd063 63 68000 qc 90 x 67 20.9 22.4 10 9 als3(1)(2)683qc063 63 68000 nf 77 x 105 24.7 26.4 8 8 als3(1)(2)683nf063 63 68000 qh 90 x 98 28.9 29.6 8 7 als3(1)(2)683qh063 63 100000 np 77 x 146 34.8 35.4 6 6 als3(1)(2)104np063 63 150000 qp 90 x 146 40.2 40.7 5 5 als3(1)(2)154qp063 63 150000 nt 77 x 220 43.3 45.1 4 4 als3(1)(2)154nt063 63 220000 qt 90 x 220 52.4 54.3 4 4 als3(1)(2)224qt063 100 2200 da 36 x 52 4.9 5.4 69 55 als3(1)(2)222da100 100 3300 db 36 x 62 6 6.6 49 39 als3(1)(2)332db100 100 4700 de 36 x 82 7.9 8.8 33 27 als3(1)(2)472de100 100 6800 df 36 x 105 10 11.1 23 19 als3(1)(2)682df100 100 10000 ke 51 x 82 10.1 10.5 28 24 als3(1)(2)103ke100 100 15000 kf 51 x 105 12.6 13.1 20 18 als3(1)(2)153kf100 100 22000 nd 77 x 75 12 12.2 25 24 als3(1)(2)223nd100 100 22000 mf 66 x 105 18.4 19.1 13 12 als3(1)(2)223mf100 100 22000 qc 90 x 67 18.9 20.9 15 13 als3(1)(2)223qc100 vdc rated capacitance size code case size ripple current esr impedance part number screw terminal aluminum electrolytic capacitors C als30/31 series, +85c
8 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 (864) 963-6300 ? www.kemet.com a4031_als30_31 ? 4/3/2014 table 1 C ratings & part number reference cont'd (1) mounting code: 0 = plain can, 1 = threaded mounting stud (2) termination code: see termination tables for available options vdc rated capacitance size code case size ripple current maximum impedance maximum part number 100 hz 20c (f) d x l (mm) 100 hz 85c (a) 10 khz 85c (a) 100 hz 20c (m) 10 khz 20c (m) 100 22000 qd 90 x 75 14.7 15 21 20 als3(1)(2)223qd100 100 33000 nf 77 x 105 17.6 19 15 14 als3(1)(2)333nf100 100 33000 qh 90 x 98 20.8 21.2 13 12 als3(1)(2)333qh100 100 47000 np 77 x 146 25.2 25.7 10 9 als3(1)(2)473np100 100 68000 qp 90 x 146 29.4 29.8 9 8 als3(1)(2)683qp100 100 68000 nt 77 x 220 40.6 41.5 7 6 als3(1)(2)683nt100 100 100000 qt 90 x 220 30.8 33.3 6 5 als3(1)(2)104qt100 200 470 da 36 x 52 2.6 4.3 286 227 als3(1)(2)471da200 200 680 db 36 x 62 3.9 5.4 199 158 als3(1)(2)681db200 200 1000 de 36 x 82 5.1 7.1 135 107 als3(1)(2)102de200 200 1500 df 36 x 105 5.6 9.1 90 72 als3(1)(2)152df200 200 2200 ke 51 x 82 8.2 9.7 73 60 als3(1)(2)222ke200 200 3300 kf 51 x 105 9.2 13.1 48 40 als3(1)(2)332kf200 200 4700 nd 77 x 75 10.6 11.5 48 42 als3(1)(2)472nd200 200 4700 mf 66 x 105 13 19.1 33 27 als3(1)(2)472mf200 200 6800 mf 66 x 105 15.7 17.7 27 23 als3(1)(2)682mf200 200 6800 qc 90 x 67 13.7 18.5 38 29 als3(1)(2)682qc200 200 6800 qd 90 x 75 13.3 14.3 35 31 als3(1)(2)682qd200 200 10000 nf 77 x 105 14.9 15.9 28 25 als3(1)(2)103nf200 200 10000 qh 90 x 98 18.8 20.3 23 20 als3(1)(2)103qh200 200 15000 np 77 x 146 21.4 22.7 18 16 als3(1)(2)153np200 200 22000 qp 90 x 146 26.7 28 13 12 als3(1)(2)223qp200 200 22000 nt 77 x 220 36.1 38.7 11 9 als3(1)(2)223nt200 200 33000 qt 90 x 220 42.2 44.8 10 9 als3(1)(2)333qt200 250 470 da 36 x 52 3 4.5 247 187 als3(1)(2)471da250 250 680 db 36 x 62 3.8 5.6 172 131 als3(1)(2)681db250 250 1000 de 36 x 82 5 7.4 117 89 als3(1)(2)102de250 250 1500 ke 51 x 82 6.2 9.8 86 67 als3(1)(2)152ke250 250 2200 ke 51 x 82 7.7 9.1 69 55 als3(1)(2)222ke250 250 3300 kf 51 x 105 10.4 12.4 45 36 als3(1)(2)332kf250 250 3300 nd 77 x 75 10.4 11.9 52 43 als3(1)(2)332nd250 250 4700 mf 66 x 105 15 18.2 31 24 als3(1)(2)472mf250 250 4700 qd 90 x 75 13.2 14.9 38 32 als3(1)(2)472qd250 250 6800 qc 90 x 67 13.5 17.7 35 27 als3(1)(2)682qc250 250 6800 nf 77 x 105 15 16.5 29 25 als3(1)(2)682nf250 250 10000 qh 90 x 98 17.1 18.4 24 21 als3(1)(2)103qh250 250 10000 np 77 x 146 21.6 24 19 16 als3(1)(2)103np250 250 15000 qp 90 x 146 27 29.5 14 12 als3(1)(2)153qp250 250 15000 nt 77 x 220 32.4 36.5 12 10 als3(1)(2)153nt250 250 22000 nt 77 x 220 36.3 45.8 9 7 als3(1)(2)223nt250 250 22000 qt 90 x 220 42.3 47.4 12 10 als3(1)(2)223qt250 350 330 da 36 x 52 2.4 5 325 226 als3(1)(2)331da350 350 470 de 36 x 82 3.4 7.2 223 154 als3(1)(2)471de350 350 680 df 36 x 105 4.4 9 154 107 als3(1)(2)681df350 350 1000 ke 51 x 82 6.1 10.6 116 82 als3(1)(2)102ke350 350 1500 kf 51 x 105 8.2 13.5 77 55 als3(1)(2)152kf350 350 2200 kf 51 x 105 8.7 14.1 66 48 als3(1)(2)222kf350 350 2200 nd 77 x 75 9.1 15.6 66 50 als3(1)(2)222nd350 350 2200 mf 66 x 105 11.9 19.3 52 37 als3(1)(2)222mf350 350 3300 mf 66 x 105 12.8 20.3 39 29 als3(1)(2)332mf350 350 3300 qc 90 x 67 11.8 18 49 34 als3(1)(2)332qc350 350 3300 qd 90 x 75 12.5 19.8 47 36 als3(1)(2)332qd350 350 4700 nf 77 x 105 14.7 21.7 35 27 als3(1)(2)472nf350 350 4700 qh 90 x 98 16.3 26.6 31 24 als3(1)(2)472qh350 350 6800 np 77 x 146 19.3 26 23 18 als3(1)(2)682np350 350 6800 qp 90 x 146 24.9 34.4 20 15 als3(1)(2)682qp350 350 10000 nt 77 x 220 31.7 39.3 15 11 als3(1)(2)103nt350 350 15000 qt 90 x 220 38.2 46.4 15 12 als3(1)(2)153qt350 vdc rated capacitance size code case size ripple current esr impedance part number screw terminal aluminum electrolytic capacitors C als30/31 series, +85c
9 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 (864) 963-6300 ? www.kemet.com a4031_als30_31 ? 4/3/2014 table 1 C ratings & part number reference cont'd (1) mounting code: 0 = plain can, 1 = threaded mounting stud (2) termination code: see termination tables for available options vdc rated capacitance size code case size ripple current maximum impedance maximum part number 100 hz 20c (f) d x l (mm) 100 hz 85c (a) 10 khz 85c (a) 100 hz 20c (m) 10 khz 20c (m) 400 220 da 36 x 52 2.1 4.4 570 387 als3(1)(2)221da400 400 330 db 36 x 62 2.7 5.5 382 260 als3(1)(2)331db400 400 470 de 36 x 82 3.5 7.1 267 182 als3(1)(2)471de400 400 680 df 36 x 105 4.4 8.8 185 126 als3(1)(2)681df400 400 1000 ke 51 x 82 5.8 10.3 139 98 als3(1)(2)102ke400 400 1500 kf 51 x 105 7.8 13.1 92 65 als3(1)(2)152kf400 400 1500 nd 77 x 75 8.3 14.7 97 70 als3(1)(2)152nd400 400 2200 kf 51 x 105 8.4 13.5 78 56 als3(1)(2)222kf400 400 2200 mf 66 x 105 11.2 18.8 62 44 als3(1)(2)222mf400 400 2200 qd 90 x 75 10.7 18.9 69 50 als3(1)(2)222qd400 400 3300 qc 90 x 67 11.7 17.1 53 38 als3(1)(2)332qc400 400 3300 nf 77 x 105 13.4 21.3 49 36 als3(1)(2)332nf400 400 3300 qh 90 x 98 14.9 25.3 45 32 als3(1)(2)332qh400 400 4700 nf 77 x 105 14.6 20.9 38 26 als3(1)(2)472nf400 400 4700 qh 90 x 98 17.1 25.4 36 26 als3(1)(2)472qh400 400 4700 np 77 x 146 18 26 33 24 als3(1)(2)472np400 400 6800 np 77 x 146 19.5 26.9 27 20 als3(1)(2)682np400 400 6800 qp 90 x 146 23.2 32.9 24 17 als3(1)(2)682qp400 400 6800 nt 77 x 220 29 40.7 22 15 als3(1)(2)682nt400 400 10000 qt 90 x 220 35.7 49.4 17 12 als3(1)(2)103qt400 415 220 da 36 x 52 2.1 4.4 555 368 als3(1)(2)221da415 415 330 db 36 x 62 2.7 5.6 372 247 als3(1)(2)331db415 415 470 de 36 x 82 3.5 7.2 261 173 als3(1)(2)471de415 415 680 df 36 x 105 4.5 9 180 120 als3(1)(2)681df415 415 1000 ke 51 x 82 5.7 10.4 136 94 als3(1)(2)102ke415 415 1500 kf 51 x 105 7.6 13.1 90 62 als3(1)(2)152kf415 415 1500 nd 77 x 75 8.1 14.7 96 68 als3(1)(2)152nd415 415 2200 mf 66 x 105 11 18.9 61 42 als3(1)(2)222mf415 415 2200 qc 90 x 67 10.5 17.5 71 49 als3(1)(2)222qc415 415 2200 qd 90 x 75 11.1 18.9 68 49 als3(1)(2)222qd415 415 3300 nf 77 x 105 13.4 21.3 48 36 als3(1)(2)332nf415 415 3300 qh 90 x 98 14.6 25.3 45 32 als3(1)(2)332qh415 415 4700 np 77 x 146 17.6 25.9 33 24 als3(1)(2)472np415 415 6800 qp 90 x 146 22.7 32.8 23 17 als3(1)(2)682qp415 415 6800 nt 77 x 220 28.5 40.1 21 15 als3(1)(2)682nt415 415 10000 qt 90 x 220 35.2 48.7 17 12 als3(1)(2)103qt415 450 150 da 36 x 52 1.8 4.1 735 485 als3(1)(2)151da450 450 220 db 36 x 62 2.4 5.1 502 332 als3(1)(2)221db450 450 330 de 36 x 82 3.1 6.7 335 221 als3(1)(2)331de450 450 470 df 36 x 105 4 8.4 235 155 als3(1)(2)471df450 450 680 ke 51 x 82 4.9 9.9 175 117 als3(1)(2)681ke450 450 1000 kf 51 x 105 6.5 12.6 118 79 als3(1)(2)102kf450 450 1500 nd 77 x 75 8.7 14.9 95 65 als3(1)(2)152nd450 450 1500 mf 66 x 105 9.5 17.4 81 52 als3(1)(2)152mf450 450 2200 qc 90 x 67 9.6 15.4 74 46 als3(1)(2)222qc450 450 2200 qd 90 x 75 11.5 19 67 47 als3(1)(2)222qd450 450 2200 mf 66 x 105 11.1 19.3 67 47 als3(1)(2)222mf450 450 2200 nf 77 x 105 12.2 21.1 59 41 als3(1)(2)222nf450 450 3300 qd 90 x 75 12.6 17.9 53 33 als3(1)(2)332qd450 450 3300 nf 77 x 105 13.8 21.2 40 30 als3(1)(2)332nf450 450 3300 qh 90 x 98 15.6 25.5 44 30 als3(1)(2)332qh450 450 3300 np 77 x 146 16.1 25.1 39 27 als3(1)(2)332np450 450 4700 np 77 x 146 17.1 25.2 36 26 als3(1)(2)472np450 450 4700 qp 90 x 146 21 31.8 29 19 als3(1)(2)472qp450 450 6800 nt 77 x 220 27.4 38.8 21 14 als3(1)(2)682nt450 450 10000 qt 90 x 220 33.4 46.5 18 13 als3(1)(2)103qt450 500 100 da 36 x 52 1.6 2.9 1385 847 als3(1)(2)101da500 500 150 db 36 x 62 2 3.7 930 566 als3(1)(2)151db500 vdc rated capacitance size code case size ripple current esr impedance part number screw terminal aluminum electrolytic capacitors C als30/31 series, +85c
10 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 (864) 963-6300 ? www.kemet.com a4031_als30_31 ? 4/3/2014 vdc rated capacitance size code case size ripple current esr maximum impedance maximum part number 100 hz 20c (f) d x l (mm) 100 hz 85c (a) 10 khz 85c (a) 100 hz 20c (m) 10 khz 20c (m) 500 220 de 36 x 82 2.7 4.8 635 386 als3(1)(2)221de500 500 330 de 36 x 82 3.2 5.7 450 350 als3(1)(2)331de500 500 330 df 36 x 105 3.5 6.2 420 258 als3(1)(2)331df500 500 470 ke 51 x 82 4.4 7.5 365 194 als3(1)(2)471ke500 500 680 kf 51 x 105 5.7 9.6 255 133 als3(1)(2)681kf500 500 1000 nd 77 x 75 7.6 12.2 173 109 als3(1)(2)102nd500 500 1000 mf 66 x 105 8.1 13.8 175 96 als3(1)(2)102mf500 500 1500 nf 77 x 105 10.6 17 120 65 als3(1)(2)152nf500 500 1500 qc 90 x 67 9.5 14.3 110 87 als3(1)(2)152qc500 500 1500 qd 90 x 75 10.1 15.9 119 76 als3(1)(2)152qd500 500 2200 qh 90 x 98 13.7 21.1 80 50 als3(1)(2)222qh500 500 2200 np 77 x 146 14.3 21.8 80 44 als3(1)(2)222np500 500 3300 np 77 x 146 15.3 22.6 54 39 als3(1)(2)332np500 500 3300 qp 90 x 146 19 28.3 51 32 als3(1)(2)332qp500 500 4700 nt 77 x 220 24.3 33.3 37 24 als3(1)(2)472nt500 500 6800 qt 90 x 220 26.5 41.3 27 22 als3(1)(2)682qt500 vdc rated capacitance size code case size ripple current esr impedance part number table 1 C ratings & part number reference cont'd (1) mounting code: 0 = plain can, 1 = threaded mounting stud (2) termination code: see termination tables for available options screw terminal aluminum electrolytic capacitors C als30/31 series, +85c
11 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 (864) 963-6300 ? www.kemet.com a4031_als30_31 ? 4/3/2014 mechanical data polarity and reversed voltage aluminium electrolytic capacitors manufactured for use in dc applications contain an anode foil and a cathode foil. as such, they are polarized devices and must be connected with the +ve to the anode foil and the -ve to the cathode foil. if this were to be reversed then the electrolytic process that took place in forming the oxide layer on the anode would be recreated in trying to form an oxide layer on the cathode. in forming the cathode foil in this way, heat would be generated and gas given off within the capacitor, usually leading to catastrophic failure. the cathode foil already possesses a thin stabilized oxide layer. this thin oxide layer is equivalent to a forming voltage of approximately 2 v. as a result, the capacitor can withstand a voltage reversal of up to 2 v for short periods. above this voltage, the formation process will commence. aluminium electrolytic capacitors can also be manufactured for use in intermittent ac applications by using two anode foils in place of one anode and one cathode. mounting position the capacitor can be mounted in any position as long as the safety vent can operate. it is possible for some electrolyte to be expelled. as this is a conducting liquid, suitable precautions should be initiated by the system designer to avoid secondary short circuits. the capacitors are designed to be mounted in free air and are not suitable for submersion in liquid. low inductance version a low inductance version of the als30/31 capacitors can be designed upon request, typically reducing the inductance by up to 40% of the standard capacitor's inductance. it is available in 77 & 90 mm diameters. insulating resistance 100 m at 100 vdc across insulating sleeve. ul recognized sleeving is available for custom parts in this range, upon request. (ul no. e358957) voltage proof 2,500 vdc across insulating sleeve safety vent a safety vent for overpressure is featured on terminal deck. this is in the form of a rubber plug designed to relieve build-up of internal pressure due to overstress or catastrophic failure. print detail ? kemet logo ? rated capacitance ? capacitance tolerance ? rated voltage ? climatic category ? date of manufacture & batch no. ? article code screw terminal aluminum electrolytic capacitors C als30/31 series, +85c
12 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 (864) 963-6300 ? www.kemet.com a4031_als30_31 ? 4/3/2014 construction 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. 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 screw terminal aluminum electrolytic capacitors C als30/31 series, +85c forming winding decking impregnation assembly testing sleeving packing extended cathode anode foil cathode foil tissues foil tabs aging etching
13 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 (864) 963-6300 ? www.kemet.com a4031_als30_31 ? 4/3/2014 kemet corporation world headquarters 2835 kemet way simpsonville, sc 29681 mailing address: p.o. box 5928 greenville, sc 29606 www.kemet.com tel: 864-963-6300 fax: 864-963-6521 corporate off ces fort lauderdale, fl tel: 954-766-2800 north america southeast lake mary, fl tel: 407-855-8886 northeast wilmington, ma tel: 978-658-1663 central novi, mi tel: 248-306-9353 west milpitas, ca tel: 408-433-9950 mexico guadalajara, jalisco tel: 52-33-3123-2141 europe southern europe paris, france tel: 33-1-4646-1006 sasso marconi, italy tel: 39-051-939111 central europe landsberg, germany tel: 49-8191-3350800 kamen, germany tel: 49-2307-438110 northern europe bishops stortford, united kingdom tel: 44-1279-460122 espoo, finland tel: 358-9-5406-5000 asia northeast asia hong kong tel: 852-2305-1168 shenzhen, china tel: 86-755-2518-1306 beijing, china tel: 86-10-5829-1711 shanghai, china tel: 86-21-6447-0707 taipei, taiwan tel: 886-2-27528585 southeast asia singapore tel: 65-6586-1900 penang, malaysia tel: 60-4-6430200 bangalore, india tel: 91-806-53-76817 note: kemet reserves the right to modify minor details of internal and external construction at any time in the interest of product improvement. kemet does not assume any responsibility for infringement that might result from the use of kemet capacitors in potential circuit designs. kemet is a registered trademark of kemet electronics corporation. screw terminal aluminum electrolytic capacitors C als30/31 series, +85c
14 ? kemet electronics corporation ? p.o. box 5928 ? greenville, sc 29606 (864) 963-6300 ? www.kemet.com a4031_als30_31 ? 4/3/2014 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. screw terminal aluminum electrolytic capacitors C als30/31 series, +85c

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