surface mount aluminum electrolytic capacitors @ manganese dioxide is employed as electrolyte @ for digital equipment @ high heat reflow capability @ solvent-proof type ? specifications solid electrolyte capacitors (at 20 c , 120hz) (at 20 c after 2 minutes) (at 20 c , 120hz) (at 500khz) operating temperature range rated voltage range capacitance tolerance surge voltage leakage current dissipation factor (tan e ) low temperature characteristics load life bias humidity surge voltage test reverse voltage thermal shock failure rate others items - 55 to +105 c 4 to 20v dc p 20% of the initial value (for the maximum operating voltage at 105 c , see standard ratings) p 20% (m) 105 c : (value at 105 c in standard ratings) b 1.15 85 c and below : rated voltage b 1.15 (v) i=0.1cv where, i : max. leakage current ( m a), c : nominal capacitance ( m f), v : rated voltage (v) 0.12max. z( - 25 c )/z(+20 c ) [ 1.5 z( - 55 c )/z(+20 c ) [ 2.0 the following specifications shall be satisfied after the capacitors are subjected to dc voltage at 85 c or 105 c for 1000 hours with the specified rated maximum ripple current applied. appearance no significant damage capacitance change [p 10% of the initial value df (tan e ) [ 150% of the initial specified value esr [ 150% of the initial specified value leakage current [ the initial specified value the following specifications shall be satisfied when the capacitors are restored to 20 c after subjecting them to the dc rated voltage at 60 c , 90 to 95% rh for 500 hours. appearance no significant damage capacitance change [p 10% of the initial value df (tan e ) [ 150% of the initial specified value esr [ 150% of the initial specified value leakage current [ the initial specified value the capacitors shall be subjected to 1000 cycles to charge the surge voltage specified at 85 c or 105 c for 30 seconds through a protective resistor (r=1k o ), then discharge for 5-1/2 minutes through a resistor with the same value. appearance no significant damage capacitance change [p 5% of the initial value df (tan e ) [ the initial specified value esr [ 150% of the initial specified value leakage current [ the initial specified value the capacitors shall be subjected to 15% of the rated voltage at 85 c , or 15% of the maximum operating voltage at 105 c , in the reverse polarity direction for 125 hours, and shall be subjected to the rated voltage at 85 c , or the maximum operating voltage at 105 c , in the forward polarity direction for 125 hours. appearance no significant damage capacitance change [p 10% of the initial value df (tan e ) [ the initial specified value esr [ the initial specified value leakage current [ the initial specified value after the capacitors are subjected to - 55 c , for 30 minutes and +125 c for 30 minutes for 5 cycles, they shall be conducted in accordance with the load life test or the bias humidity test specified above. 1% per 1000 hours maximum (confidence level 60% at 105 c ) iec 384-18-1 (fixed aluminum electrolytic chip capacitors with solid electrolyte) characteristics downsized mfz mfx ? dimensions (terminal type=fd) [mm] case code d6 e8 l 6.4 8.4 w 4.6 5.7 h 4.6 5.7 p 3.3 4.0 a 1.1 1.5 w p 0.2 l p 0.2 h p 0.2 0.5min. 0.3max. p p 0.1 1.6 p 0.2 1.5 p 0.2 a p 0.1 dummy terminal mfz 16 fd 15 m e8 tp capacitance 6.8 m f 10 m f 33 m f code 6r8 10 33 with tape case code cap tolerance ( p 20%) nominal cap code terminal type (fd) 85 c rated voltage in volts series name ? part numbering system
surface mount aluminum electrolytic capacitors solid electrolyte capacitors d6 270 440 490 570 270 440 490 570 270 440 490 570 100 150 180 200 300 480 540 630 300 480 540 630 300 480 540 630 110 170 200 230 320 500 570 660 320 500 570 660 320 500 570 660 130 190 220 250 3.2 4 4 4 5 6.3 6.3 6.3 8 10 10 10 13 16 16 16 105 85 60 45 105 85 60 45 105 85 60 45 105 85 60 45 270 270 270 425 22 15 10 4.7 4 6.3 10 16 e8 350 530 630 740 350 530 630 740 350 530 630 740 270 440 490 570 370 550 660 770 370 550 660 770 370 550 660 770 300 480 540 630 390 580 700 810 390 580 700 810 390 580 700 810 320 500 570 660 3.2 4 4 4 5 6.3 6.3 6.3 8 10 10 10 13 16 16 16 105 85 60 45 105 85 60 45 105 85 60 45 105 85 60 45 180 180 180 270 47 33 22 10 4 6.3 10 16 case code rated voltage (v dc ) cap ( m f) esr (m o ) [20 c /500khz] temp. ( c ) max operating voltage ( v dc ) max. ripple (marms) 500khz 300khz 100khz case code rated voltage (v dc ) cap ( m f) esr (m o ) [20 c /500khz] temp. ( c ) max operating voltage ( v dc ) max. ripple (marms) 500khz 300khz 100khz e8 350 530 630 740 350 530 630 740 350 530 630 740 270 440 490 570 270 440 490 570 370 550 660 770 370 550 660 770 370 550 660 770 300 480 540 630 300 480 540 630 390 580 700 810 390 580 700 810 390 580 700 810 320 500 570 660 320 500 570 660 3.2 4 4 4 5 6.3 6.3 6.3 8 10 10 10 13 16 16 16 16 20 20 20 105 85 60 45 105 85 60 45 105 85 60 45 105 85 60 45 105 85 60 45 180 180 180 270 270 56 47 33 15 3.3 4 6.3 10 16 20 case code rated voltage (v dc ) cap ( m f) esr (m o ) [20 c /500khz] temp. ( c ) max operating voltage ( v dc ) max. ripple (marms) 500khz 300khz 100khz case code rated voltage (v dc ) cap ( m f) esr (m o ) [20 c /500khz] temp. ( c ) max operating voltage ( v dc ) max. ripple (marms) 500khz 300khz 100khz d6 270 440 490 570 270 440 490 570 270 440 490 570 100 150 180 200 300 480 540 630 300 480 540 630 300 480 540 630 110 170 200 230 320 500 570 660 320 500 570 660 320 500 570 660 130 190 220 250 3.2 4 4 4 5 6.3 6.3 6.3 8 10 10 10 13 16 16 16 105 85 60 45 105 85 60 45 105 85 60 45 105 85 60 45 270 270 270 425 27 22 15 6.8 4 6.3 10 16 ? standard ratings mfz mfx
surface mount aluminum electrolytic capacitors ? precautions for users solid electrolyte capacitors ( c ) peak temp. reflow time (sec.) 240 220 200 0102030 260 a d w1 d a 2.5 2.5 location of capacitor : solder land on pc board c 1.5 b @ recommended solder land on pc board case code d6 e8 a 0.8 0.95 b 1.15 2.15 c 1.7 2.7 d 1.7 2.1 w 1 4.6 5.7 [mm] acteristics of the capacitors. use reflow soldering conditions within the recommended range. also, the temperature varies with the location and population of the components, the material and the thickness of pc board. verify temperature profies prior to actual production run ; then, set reflow condition within the limits prescribed in the catalogue. mfz and mfx series might have a high leakage current, a few to 100 m a, after reflow soldering. however, the applying voltage to the capacitors gradually decreases the leakage current because of dielectric stabiliz- ing. cleaning conditions as long as the cleaning agents prescribed are used, the cleaning does not give the capacitor any damage. for cfcs substitutions and other cleaning agents, consult us before actual use. for ultrasonic cleaning, take a pretest under the customers condition and verify that the condition cannot incur breaking terminals due to vibration. storage storage mfz and mfx without no mechanical stress to the capacitcors. the storage maintains dry and low temperature, approximately 20 c , to prevent the leads and the dummy terminal from degrading. dummy terminal the purpose of the dummy terminal is to prevent the capacitor body from sliding or lifting up on pc board during reflow soldering. the dummy terminal may be peeled off by the foilowing mechanical stress. 1. mechanical shock by bending or cutting a multi-board 2. transportation shock 3. mechanical strss like lifting up, poking or hitting terminal strength terminal strength is specified 10n maximum from the side for 5 sec- onds without loosening or cutting off terminals. do not apply any ex- cessive force to the side of a capacitor soldered on a pc board. failure mode 1.mfx and mfz series contain a solid electrolyte, mno 2 (manganese dioxide) ; therefore, the life ends mostly due to random failure mode, mainly short circuit. the failure rate specified in the catalogue will vary by applying voltage and the ambient temperature. designing device circuit needs to consider the failure rate under your condition. 2.continuosly a large amount of current through a capacitor results in short circuit of the capacitors. the capacitor is overheated at a higher than 500 c . the heat incurs damage of pc board. the current through capacitor is restricted to less than 5a. applying voltage 1.do not apply an over-voltage exceeding the full rated operating voltage of capacitors. the over-voltage may cause increasing the leakage current and giving short circuit. 2.reducing an applying voltage minimizes a failure rate. for instance, 50% of the full rated operating voltage can reduce failure rate at one hundredth. operating temperature by applying less-full operating voltage to mfz and mfx at maximum 105 c , the capacitor exhibits stable characteristics. the temperature as well as the applying voltage is related to the faiiure rate. for instance, operating at maximum 60 c can reduces to approximately 1/4 failure rate. reverse voltage mfz and mfx are polarized capacitors. do not use the capacitors in wrong polarity. both series still shows stable characteristics even if the reverse voltage up to 15% of the rated voltage at 85 c , or 15% of the maximum operating voltage at 105 c is applied for 250 hours. however, this charac- teristics is not assured for a long period of time. permissible ripple current 1. do not exceed the rated permissible ripple current of the capacitors. 2. the sum of the dc bias voltage and ac voltage must not exceed the specified full rated or maximum operating voltage of the capacitors. reflow soldering high soldering temperature and long soldering time will affect the char- recommended reflow soldering condition the following conditions are recommended for air or infrared reflow soldering of the surface mount capacitors onto a glass epox y circuit board of 90 b 50 b 0.8mm (with resist) by cream solder (eutectic solder). the temperatures shown are the surface temperature values on the top of the cap. @ hot plate reflow @ in frared reflow peak temp. reflow preheat time (sec.) temp. ( c ) 150 25 preheat : 150 c max. within 120 seconds
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