metal oxide varistors 20d series electronic s circuit prote ct io n system speci?cations are subject to change without notice. please refer to http://www.ruilon.com for current information.
circuit prote ct io n system page:1 speci?cations are subject to change without notice. please refer to http://www.ruilon.com for current information. metal oxide varistors - 20d series features 1. wide operating voltage (v1ma) range from 8v to 1800v. 2. fast responding to transient over-voltage. 3. large absorbing transient energy capability. 4. low clamping ratio and no following-on current. no radioactive material storage temperature: -55oc to +125oc operating temperature: -55oc to +85oc body: nickel plated leads: surface-mount, axial devices: tin plated devices with no leads: nickel plated general characteristics general information the mov-20dxxxk series of 20mm radial leaded varistor devices protects against overvoltage transients such as lightning, power contact and power induction. the metal oxide varistors offer a choice of varistor voltages from 18 v to 1800 v and vrms voltages from 11 v to 1000 v. the devices have a high current handling, high energy absorption capability and fast response times to protect against transient faults up to rated limits. product name 2 0 d 4 7 1 k disc diameter 20=20mm type d: disk s: square nominal varistor voltage 471=47*10 1 v varistor voltage tolerance k = 10 %
metal oxide varistors - 20d series circuit prote ct io n system page:2 speci?cations are subject to change without notice. please refer to http://www.ruilon.com for current information. electriacl characteristics type number maximum allowable voltage varistor voltage maximum clamping voltage withstanding surge current maximum energy (10/1000s) rated power typical capacitance (reference) standard high surge v ac (v) v dc (v) v 1ma (v) i p (a) v c (v) i(a) standard i(a) high surge (j) standard (j) high surge (w) @1khz(pf) 20d180k 20d180kj 11 14 18(15~21.6) 20 36 2000 3000 11 13 0.2 28500 20d220k 20d220kj 14 18 22(19.5~26) 20 43 2000 3000 14 16 0.2 18500 20d270k 20d270kj 17 22 27(24~30) 20 53 2000 3000 16 19 0.2 13000 20K330K 20K330Kj 20 26 33(29.5~36.5) 20 65 2000 3000 23 24 0.2 11500 20d390k 20d390kj 25 31 39(35~43) 20 77 2000 3000 26 28 0.2 8500 20d470k 20d470kj 30 38 47(42~54) 20 93 2000 3000 30 34 0.2 7400 20d560k 20d560kj 35 45 56(50~62) 20 100 2000 3000 41 41 0.2 6500 20d680k 20d680kj 40 56 68(61~75) 20 135 2000 3000 46 49 0.2 5800 20d820k 20d820kj 50 65 82(74~90) 100 135 6500 10000 38 56 1.0 4900 20d101k 20d101kj 60 85 100(90~110) 100 165 6500 10000 45 70 1.0 4000 20d121k 20d121kj 75 100 120(108~132) 100 200 6500 10000 55 85 1.0 3300 20d151k 20d151kj 95 125 150(135~165) 100 250 6500 10000 70 106 1.0 2700 20d181k 20d181kj 11 5 150 180(162~198) 100 300 6500 10000 85 130 1.0 2200 20d201k 20d201kj 130 170 200(180~220) 100 340 6500 10000 95 140 1.0 2000 20d221k 20d221kj 140 180 220(198~242) 100 360 6500 10000 100 155 1.0 1800 20d241k 20d241kj 150 200 240(216~264) 100 395 6500 10000 108 168 1.0 1650 20d271k 20d271kj 175 225 270(243~297) 100 455 6500 10000 127 190 1.0 1500 20d301k 20d301kj 190 250 300(270~330) 100 500 6500 10000 136 210 1.0 1300 20d331k 20d331kj 210 275 330(297~363) 100 550 6500 10000 150 228 1.0 1200 20d361k 20d361kj 230 300 360(324~396) 100 595 6500 10000 163 255 1.0 1100 20d391k 20d391kj 250 320 390(351~429) 100 650 6500 10000 180 275 1.0 1000 20d431k 20d431kj 275 350 430(387~473) 100 710 6500 10000 190 305 1.0 930 20d471k 20d471kj 300 385 470(423~517) 100 775 6500 10000 220 350 1.0 850 20d511k 20d511kj 320 415 510(459~561) 100 845 6500 10000 220 360 1.0 780 20d561k 20d561kj 350 460 560(504~616) 100 925 6500 10000 220 380 1.0 710 20d621k 20d621kj 385 505 620(558~682) 100 1025 6500 10000 220 390 1.0 650 20d681k 20d681kj 420 560 680(612~748) 100 1120 6500 10000 230 400 1.0 600 20d751k 20d751kj 460 615 750(675~825) 100 1240 6500 10000 255 420 1.0 580 20d781k 20d781kj 485 640 780( 702~858) 100 1290 6500 10000 265 440 1.0 560 20d821k 20d821kj 510 670 820(738~902) 100 1355 6500 10000 282 460 1.0 525 20d911k 20d911kj 550 745 910(819~1001) 100 1500 6500 10000 310 510 1.0 495 20d102k 20d102kj 625 825 1000(900~1100) 100 1650 6500 10000 342 565 1.0 480 20d112k 20d112kj 680 895 1100(990~1210) 100 1815 6500 10000 383 620 1.0 460 20d122k 20d122kj 740 975 1200(1080~1320) 100 2010 6500 10000 412 660 1.0 440 20d142k 20d142k 850 1100 1400(1260~1540) 100 2255 6500 10000 470 725 1.0 415 20d152k 20d152k 900 1220 1500(135~1650) 100 2475 6500 10000 529 815 1.0 400 20d162k 20d162kj 1000 1280 1600(1440~1760) 100 2640 6500 10000 606 896 1.0 330 20d182k 20d182kj 1000 1465 1800(1620~1980) 100 2970 6500 10000 625 660 1.0 320
circuit prote ct io n system page:3 speci?cations are subject to change without notice. please refer to http://www.ruilon.com for current information. metal oxide varistors - 20d series electrical rating ltem test condition / description requirement varistor voltage the voltage between two terminals with the speci?ed measuring current 1ma. dc applied is call vb. to meet the speci?ed value maximum allowable voltage the recommended maximum sine wave voltage (rms) or the maximum dc voltage can be applied continuously. rated wattaget the maximum average power that can be applied within the speci?ed ambient temperature. ienergy the maximum energy within the varistor voltage change of 10% when one impulse of10/1000sec. or 2 msec. is applied. withstanding surge current the maximum current within the varistor voltage change of 10% with the standard impulse current (8/20sec.) applied one time. surge life the change of vb shall be measured after the impulse listed below is applied 10,000 times continuously with the interval of ten seconds at room temperature. 5d series 180k to 680k 10a (8/20sec.) 820k to 751k 20a (8/20sec.) 7dseries 180k to 680k 25a (8/20sec.) 820k to 821k 50a (8/20sec.) 10d series 180k to 680k 50a (8/20sec.) 820k to 182k 100a (8/20sec.) 14d series 180k to 680k 75a (8/20sec.) 820k to 182k 150a (8/20sec.) 20d series 180k to 680k 100a (8/20sec.) 820k to 182k 200a (8/20sec.) vb vb <+10% _
metal oxide varistors - 20d series circuit prote ct io n system page:4 speci?cations are subject to change without notice. please refer to http://www.ruilon.com for current information. packaging part number component package quantity packaging option packaging speci?cation 20d 20.0 200 box 400pcs current energy and power dissipation ratings should transients occur in rapid succession, the average power dissipation is the energy (watt-seconds) per pulse times the number of pulses per second. the power so developed must be within the speci?cations shown on the device ratings and speci?cations table for the speci?c device. the operating values of a mov need to be derated at high temperatures as shown above. because varistors only dissipate a relatively small amount of average power they are not suitable for repetitive applications that involve substantial amounts of average power dissipation. 10 0 90 50 10 o 1 t t 1 t 2 time percent of peak va lue 0 1 t 1 t 2 example s current wa ve form: 8 1 20 2 10 0 90 80 70 60 50 40 30 20 10 0 -555 06 07 08 09 01 00 11 01 20 13 01 40 15 0 ambient tempe ra ture ( o c) percent of ra ted va lue figure 1a - po wer derating for epoxy coa te d figure 2 10 0 90 80 70 60 50 40 30 20 10 0 -555 06 07 0809 01 00 11 01 20 13 01 40 15 0 ambient tempe ra ture ( o c) percent of ra ted va lue figure 1b - po wer derating for pholenic coa te d peak pulse current test waveform
circuit prote ct io n system page:5 speci?cations are subject to change without notice. please refer to http://www.ruilon.com for current information. metal oxide varistors - 20d series package dimensions storage conditions: 1. storage temperature: -10c~+40c 2. relative humidity:75%rh 3. keep away from corrosive atmosphere and sunlight. period of storage: 1 year warehouse storage conditions of products d k<3.0 d1 d1 h1 l1 d1 k<3.0 table 2 model t(max.) model t(max.) 180k 4.8 301k 5.8 220k 4.9 331k 6.0 270k 5.0 361k 6.2 330k 5.2 391k 6.5 390k 5.5 431k 6.7 470k 5.6 471k 6.9 560k 5.7 511k 7.0 680k 5.08 561k 7.2 820k 4.9 621k 7.5 101k 5.1 681k 8.2 121k 5.3 751k 5.3 151k 5.6 781k 8.5 181k 5.0 821k 9.0 201k 5.2 911k 9.5 221k 5.3 102k 10.1 241k 5.4 112k 10.6 271k 5.6 182k 13.2 301k 5.7 - - table 1 symbol dimensions h(max.) 26.5 h1(max.) 28.0 l(min.) 20.0 l1(min.) 15.0 d(max.) 23.0 d1(0.8) 7.5+0.8/10.0+1.0 t(max.) table 2 d(0.05) 0.8 d1(0.4) 1.4 unit:mm
circuit prote ct io n system page:6 speci?cations are subject to change without notice. please refer to http://www.ruilon.com for current information. ruilongyuan electronics co., ltd. reproducing and modifying information of the document is prohibited without permission from ruilongyuan international inc. ruilongyuan international inc. reserves the rights to make changes of the content herein the document anytime without noti?cation. please refer to our website for the latest document. ruilongyuan international inc. disclaims any and all liability arising out of the application or use of any product including damages incidentally and consequentially occurred. ruilongyuan international inc. does not assume any and all implied warranties, including warranties of ?tness for particular purpose, non-infringement and merchantability. applications shown on the herein document are examples of standard use and operation. customers are responsible in comprehending the suitable use in particular applications.ruilongyuan international inc. makes no representation or warranty that such applications will be suitable for the specifed use without further testing or modifcation. the products shown herein are not designed and authorized for equipments requiring high level of reliability or relating to human life and for any applications concerning life-saving or life-sustaining, such as medical instruments, transportation equipment,aerospace machinery et cetera. customers using or selling these products for use in such applications do so at their own risk and agree to fullyindemnify ruilongyuan international inc. for any damages resulting from such improper use or sale. tel: +86-755-8290 8296 fax: +86-755-8290 8002 e-mail: jack@ruilon.com
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