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product guide high performance electrical double-layer capacitors dmf series www.murataamericas.com/edlc
high performance electrical double-layer capacitors 1 features bene ts applications ? ? high power output and high energy: 5.5v ? ? compact and slim: 21.0mm x 14.0mm x 2.5mm ? ? wide operation temperature range from -30c to +70c ? ? low esr: 40m C 60m C stable esr at lower temperatures ? ? esr change @ -30c < twice the nominal esr ? ? low leakage current C typical leakage less than 10a@96hrs ? ? long cycle life - exceeding 100k cycles ? ? leveling the high peak load up to hundreds of milli-seconds C extend battery run time and cycle life by stable combination with edlc C enable the use of lower power battery or reduction of the number of series connections C enable the use of high peak load applications without high power battery ? ? quick charge and discharge of high energy C secure power line from large load change and power down C secure battery power down at lower temperatures C shorten the standby time ? ? maintenance-free energy storage device with exible charge ? ? peak power assist C led ash (dvc, dsc, smart phones), valve operation (smart meters), e-paper applications ? ? backup applications C solid state drives, ups, last gasp applications ? ? energy harvesting systems C micro and macro energy harvesting systems ? ? battery peak load leveling C point of sale equipment, tablet pcs, audio, smart meters, gps/gprs tracking systems, fuel cells, primary cell equipment, power tools momentary peak load, the components also level battery load and can drive high-output functions that are di cult for batteries alone. to meet consumer demand for mobile devices with greater e ciency and functionality, murata began focusing its r&d e orts on electrical double-layer capacitors (edlc) in 2008, at which time we made a strategic decision to license leading-edge supercapacitor technology from cap-xx limited ( cap-xx ), an australia-based rm. working from this collaborative basis, murata has enhanced the design and manufacture of these high power (low esr) edlcs in a compact, slim package, and we continue our research e orts to develop even better and higher performing products. electrical double-layer capacitors (edlcs), often referred to as supercapacitors, are energy storage devices with high power density characteristics that are up to 1,000 times greater than what is typically found in conventional capacitor technology. muratas electrical dou ble layer capacitor combines these advanced characteristics in a small and slim module. optimization of electrochemical systems, including the electrode structure, enables exible charging and discharging from high to low output over a range of temperatures. by supporting
high performance electrical double-layer capacitors 2 product lineup part number description dmf 3r 5r5 l 334 m 3d t a0 ? ???? ???? 1. series dmf high peak power type (smaller size) 2. external dimension (lwt) (mm) code l w t 3r 21.00.5 14.00.5 2.50.2 3z 21.00.5 14.00.5 3.20.2 3. rated voltage expressed by three-digit alphanumerics code rated voltage 5r5 5.5v (peak) / 4.2v(constant) 4. esr code esr @1khz h 40m l 60m 5. nominal capacitance code nominal capacitance 334 33x10 4 f=330mf 474 47x10 4 f=470mf 6. capacitance tolerance code tolerance m 20% 7. external terminal code terminal speci cation 3d 3 terminals (+ C / balance) 8. packing code code packing speci cation t tray type, 50pcs/tray 9. inhouse speci cation code expressed by two-digit alphanumerics series murata part number rated voltage nominal esr@1khz nominal capacitance t operating temperature dmf DMF3R5R5L334M3DTA0 peak 5.5v constant 4.2v 60m 330mf 2.5 0.2mm min: - 30c max: +70c dmf3z5r5h474m3dta0 peak 5.5v constant 4.2v 40m 470mf 3.2 0.2mm
high performance electrical double-layer capacitors 3 marking dimensions (mm) land pattern design 14.0 0.5mm 25.5mm max (typ: 25.0) 21.0 0.5mm s: less than 0.2mm 4.8mm max (typ: 4.3mm) t a: 2.5mm b: 3.0C4.0mm c : 1.0mm balance terminal (bal) a c a a c b b b negative te r m i n a l (-) positive terminal (+) positive electrode rated voltage esr code capacitance and tolerance code negative electrode series code balance electrode sequence number 9 9 b dmf l334m 5.5vp * * * * *
high performance electrical double-layer capacitors 4 performance and validation method item validation method speci cation operating temperature C -30c to +70c nominal capacitance discharge method 1. charge capacitor for 30min at rated peak voltage 5.5v. 2. then discharge voltage (v) rated voltage v 1 v 2 t 2 t 1 time (sec) 30 min v1: 80% of rated peak voltage v2: 40% of rated peak voltage t1: time with voltage v1 t2: time with voltage v2 discharge current: 100ma v 1 -v 2 i x(t 1 -t 2 ) c= r c max voltage a v please refer to lineup list esr impedance method measured at ac1khz current: 10ma - 200ma please refer to lineup list leakage current @96hrs C less than or equal to 10ua at 96hrs. temperature characteristics esr: -30c to +70c temperature characteristics esr@1khz capacitance 70c 30% 10% 40c 15% 10% 25c C C 0c +40% or less 10% -20c +80% or less 10% -30c +100% or less 10% charge-discharge cycle test charge voltage: 5.5v charge: 0.5a discharge: 5a 67msec test temperature: 70c 2c cycle number: 20,000 times capacitance change: ? under 80% of initial value esr change (@1khz): ? under 130% of initial value high temperature loading 70c+2c/-0c 1000 hrs+24hrs/-0hrs applying hold voltage esr @1khz: under 130% of initial value capacitance change: over 70% of initial value
high performance electrical double-layer capacitors 5 electrical characteristics capacitance and esr temperature characteristics discharge characteristic -50 0 50 100 150 200 250 300 350 400 -40-30-20-10 0 1020304050607080 esr change(%) temperature(c) capacitance change(%) temperature(c) -100 -80 -60 -40 -20 0 20 40 60 80 100 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 leakage current (@25c) 0.1 1 10 100 1000 0 100 200 300 400 500 leakage current (a) time(hr) capacitance esr constant current discharge (@25c) (charge voltage: 5.5v) constant current discharge (@25c) (charge voltage: 4.2v) 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 0 100 200 300 voltage (v) time (msec.) 1a 2a 4a 8a 2.0 2.5 3.0 3.5 4.0 0 100 200 300 1a 2a 4a 8a voltage (v) time (msec.)
high performance electrical double-layer capacitors 6 electrical characteristics, continued charge characteristic 0 1 2 3 4 5 0 5 10 15 20 voltage(v) time(sec) 4a 2a 1a 500ma 400ma 300ma 200ma 100ma constant current charge (@25c) discharge characteristic, continued constant power discharge (@25c) (charge voltage: 5.5v) constant power discharge (@25c) (charge voltage: 4.2v) 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 0 100 200 300 1w 5w 10w 20w voltage (v) time (msec.) 2.0 2.5 3.0 3.5 4.0 4.5 0 100 200 300 1w 5w 10w 20w voltage (v) time (msec.)
high performance electrical double-layer capacitors 7 electrical characteristics, continued high temperature loading dc high temperature loading test condition: 4.2v@70c esr charge-discharge cycle characteristic (@70c) 0 5 10 15 20 25 30 35 40 45 50 0 5000 10000 15000 20000 esr change (%) cycle esr 0 10 20 30 40 50 60 70 80 90 100 0 200 400 600 800 1000 esr change (%) time(hr) -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 0 5000 10000 15000 20000 capacitance change (%) cycle 0 200 400 600 800 1000 -50 -40 -30 -20 -10 0 capacitance change (%) time(hr) capacitance capacitance
high performance electrical double-layer capacitors 8 caution before use caution ? ? this device must be used within rated voltage. over voltage may cause electrolyte leakage or swelling. ? ? this device has polarity. please do not reverse polarity when in use. reverse polarity may damage the electrolyte or electrode inside. please verify the orientation of the capacitor before use in accordance with the markings of polarity on the products. ? ? avoid outer case contact to ground plane, as this may cause leakage current failure. ? ? this device cannot be used under any acidic or alkaline environment. ? ? this device uses a relatively low vapor pressure liquid electrolyte. at high altitudes (with low external pressure), internal resistance or other performance may decrease. if you would like to use this product at high altitude, please consult a murata representative rst. ? ? dmf series product has two individual cells connected electrically in series. please ensure that peak voltage is less than 2.75 v per cell and less than 2.1v per cell for constant load. murata strongly recommends the use of active balancing control circuits or balance resistors. for further details, contact your local murata representative. ? ? when connecting two or more capacitors in series, voltage load may vary between capacitors. this could lead to excessive voltage on any capacitor. in these cases, please consult a murata representative beforehand. caution for soldering and assembling 1. these parts should not be soldered using re- ow or ow pro les. please use connection methods that prevent exposure to temperatures beyond the maximum allowable range. these may include hand soldering, ultrasonic welding, etc. 2. please do not apply excessive force to the capacitor during insertion as well as after soldering. excessive force may result in damage to electrode terminals and/or degradation of electrical performance. 3. hand soldering please solder under the following conditions: soldering iron temperature at 350c 10c; solder iron wattage: 70w or less; soldering time: 3.0+1/-0sec. allowable soldering passes: 3 times/device C allow at least for 15 seconds between successive soldering. please do not touch laminate package directly with the soldering iron. 4. do not wash the device after soldering.
high performance electrical double-layer capacitors 9 packaging cover tray 10 trays total 500 pcs outer package label label 500pcs label 500pcs tray(50 pcs/ tray) min packaging quantity (500pcs) minimum shipping quantity: 500 pcs storage conditions storage condition without opening outer package: 30c 60%rh for 1 year (before opening outer package) *note: this product cannot be baked. storage conditions after opening outer package: 1. term of warranty is 3 months after sealed package is opened. 2. storage environment please adhere to the following conditions in sealed package: temperature: 5 to 35c; and humidity: no more than 70%rh with no condensation. avoid any acidic or alkaline environments. avoid excessive external force while in storage. 3. keep device in sealed plastic package before use. 4. do not apply any heat treatment before use. response to iata dangerous goods regulations according to the 54th edition of iata dangerous goods regulations e ective from january 1, 2013, electrical double-layer capacitors (eldcs) with an energy storage capacity greater than 0.3 wh are treated as dangerous goods and introduced as un3499 in class 9. however, the energy storage capacity of each of muratas edlcs is not greater than 0.3. therefore, muratas edlcs are not covered by this regulation. top view pro le
high performance electrical double-layer capacitors 10 note 1. export control no murata products should be used or sold, through any channels, for use in the design, development, production, utilization, m aintenance or operation of, or otherwise contribution to (1) any weapons (weapons of mass destruction [nuclear, chemical or biological wea pons or missiles] or conventional weapons) or (2) goods or systems specially designed or intended for military end-use or utilization b y military end-users. for products which are controlled items subjects to the foreign exchange and foreign trade law of japan, the export license s peci ed by the law is required for export. 2. please contact our sales representatives or product engineers before using the products in this catalog for the applications listed below, which require especially high reliability for the prevention of defects which might directly damage a third partys life , body or property, or when one of our products is intended for use in applications other than those speci ed in this catalog. 3. product speci cations in this catalog are current as of december 2012. they are subject to change or our products in it may be discontinued without advance notice. please check with our sales representatives or product engineers before ordering or if there are any additional questions. 4. due to space constraints, this catalog only includes limited detailed speci cations. therefore, please review our product speci cations or approval sheet for speci cations before ordering, particularly rating and caution (f or storage, operating, rating, soldering, mounting and handling) background to prevent smoking and/or burning, etc. 5. please note that unless otherwise speci ed, we shall assume no responsibility whatsoever for any con ict or dispute that may occur in connection with the e ect of our and/or a third partys intellectual property r ights and other related rights in consideration of your use of our products and/or information described or contained in our catalogs. in this connection, no representation shall be made to the e ect that any third parties are authorized to use the rights mentioned above under licenses without our consent. 6. no ozone depleting substances (ods) under the montreal protocol are used in our manufacturing process. ? aircraft equipment ? aerospace equipment ? undersea equipment ? power plant equipment ? medical equipment ? transportation equipment (vehicles, trains, ships, etc.) ? tra c signal equipment ? disaster prevention/crime prevention equipment ? data-processing equipment ? application of similar complexity and/or reliability requirements to the applications listed above
www.murataamericas.com/edlc ? january 2013 murata americas head office 1-10-1, higashi kotari 1-chome nagaokakyo-shi, kyoto 617-8555, japan phone: 81-75-951-9111 international division 3-29-12, shibuya 3-chome, shibuya-ku, tokyo 150-0002 japan phone: 81-3-5469-6123 murata americas murata electronics n.a., inc. (regional hq) 2200 lake park drive smyrna, ga 30080-7604, usa. phone: 1-770-436-1300 fax: 1-770-436-3030 for additional information visit: www.murataamericas.com/edlc murata (china) investment co., ltd. lane 318 yonghe road zhabei district, shanghai 200072, china phone: 86-21-3205-4616 fax: 86-21-3205-4617 murata europe murata electronics europe b.v. (regional hq) daalmeerstraat 4, 2131hc hoofddorp the netherlands phone: +31-(0)23-5698360 fax: +31-(0)23-5698361 taiwan murata electronics co., ltd. no 225 chung - chin road, taichung, taiwan phone: 886-4-2425-4151 murata electronics singapore (pte.) ltd. 200 yishun avenue 7 singapore, 768927 tel: 65-6758-4233 fax: 65-6758-2026

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