design and speci cations are each subject to change without notice. ask factory for the current technical speci cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. ?znr? surge absorbers, smd type ? 34 ? & 1 3 2 ; 7 3 4 5 6 7 8 9 10 11 12 ' . 1 2 product code series construction nominal varistor voltage design no. packaging style bulk taping e w s s l h ?znr? transient/surge absorbers, smd type series: vf features large withstanding surge current capability, in compact size designed for ? ow/re? ow solderings excellent response against high steep surge voltage low clamping voltage rohs compliant recommended applications protection of communication modules (modem, xdsl, terminal adopter) protection of consumer, industrial and automobile equipment absorption of switching surge from relays handling precautions and minimum quantity / packing unit please see related information explanation of part numbers construction dimensions in mm (not to scale) type w l h s e vf m 6.00.4 8.00.5 3.20.3 1.30.3 2.50.2 1 znr element zno etc. 2 resin mold epoxy resin(ul94v-0 approved) 3 conductive adhesive silver 4 electrode silver 5 lead terminals sn plated ni-fe alloy aug. 2012 01
design and speci cations are each subject to change without notice. ask factory for the current technical speci cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. ?znr? surge absorbers, smd type ? 35 ? ratings and characteristics operating temperature range: C 40 to 85 c storage temperature range: C 40 to 125 c packaging style code: 1 for bulk, 2 for embossed taping part no. varistor voltage maximum allowable voltage clamping voltage at ip (max.) rated power maximum energy (2 ms) maximumpeak current (8/20 s, 2 times) v 1 ma (v) acrms (v) dc (v) (v) measuring current (a) (w) (j) (a) type vf m erzvf m220 22(20C24) 14 18 43 2.5 0.02 0.9 125 erzvf m270 27(24C30) 17 22 53 2.5 0.02 1.0 125 erzvf m330 33(30C36) 20 26 65 2.5 0.02 1.2 125 erzvf m390 39(35C43) 25 31 77 2.5 0.02 1.5 125 erzvf m470 47(42C52) 30 38 93 2.5 0.02 1.8 125 erzvf m560 56(50C62) 35 45 110 2.5 0.02 2.2 125 erzvf m680 68(61C75) 40 56 135 2.5 0.02 2.5 125 erzvf m820 82(74C90) 50 65 135 10 0.25 3.5 600 erzvf m101 100(90C110) 60 85 165 10 0.25 4.0 600 erzvf m121 120(108C132) 75 100 200 10 0.25 5.0 600 erzvf m151 150(135C165) 95 125 250 10 0.25 6.0 600 erzvf m201 200(185C225) 130 170 340 10 0.25 8.0 600 erzvf m221 220(198C242) 140 180 360 10 0.25 9.0 600 erzvf m241 240(216C264) 150 200 395 10 0.25 10.0 600 erzvf m271 270(247C303) 175 225 455 10 0.25 12.0 600 erzvf m331 330(297C363) 210 270 545 10 0.1 8.0 300 erzvf m361 360(324C396) 230 300 595 10 0.1 9.0 300 erzvf m391 390(351C429) 250 320 650 10 0.1 9.0 300 erzvf m431 430(387C473) 275 350 710 10 0.1 10.0 300 erzvf m471 470(423C517) 300 385 775 10 0.1 10.0 300 aug. 2012 01
design and speci cations are each subject to change without notice. ask factory for the current technical speci cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. ?znr? surge absorbers, smd type ? 36 ? impulse width (s) impulse current (a) 20 100 1000 10000 0.1 0.2 0.3 0.4 0.5 1 2 3 4 5 10 20 30 40 50 100 200 300 2 times 10 tim es 10 2 times 10 3 times 10 4 times 10 6 times 1 0 5 t im e s 5 min. interval 2 min. interval 10 sec. interval 2 times : up to 10 times : up to 10 6 times : 1000 100 10 1 20 100 1000 0.1 10000 2 times 10 times 10 2 times 10 3 times 10 4 tim es 10 6 times 10 5 tim es impulse width (s) impulse current (a) 5 min. interval 2 min. interval 10 sec. interval 2 times : up to 10 times : up to 10 6 times : 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 10 C6 10 C5 10 C4 10 C3 10 C2 10 C1 10 0 10 1 10 2 10 3 10 4 431 241 221 391 271 471 431 391 361 241 221 201 820 101 121 151 820 101 121 151 201 271 361 471 current (a) voltage (v) test current waveform 10 C6 to 10 C3 a : direct current 10 C1 to 10 4 a : 8/20 s max. clamping voltage max. leakage current 400 300 200 100 90 80 70 60 50 40 30 7 6 3 20 10 9 8 10 C6 10 C5 10 C4 10 C3 10 C2 10 C1 10 0 10 1 10 2 10 3 10 4 680 680 560 470 560 470 390 330 270 270 220 220 4 5 390 330 current (a) voltage (v) test current waveform 10 C6 to 10 C3 a: direct current 10 C1 to 10 3 a: 8/20 s max. clamping voltage max. leakage current typical characteristics voltage vs. current impulse derating (relation between impulse width and impulse current multiple) erzvf1(2)m220 to erzvf1(2)m680 erzvf1(2)m820 to erzvf1(2)m271 erzvf1(2)m331 to erzvf1(2)m471 erzvf1(2)m820 to erzvf1(2)m471 erzvf1(2)m220 to erzvf1(2)m680 impulse width (s) impulse current (a) 20 100 1000 10000 1 0.1 2 3 4 5 10 20 30 40 50 100 200 300 400 500 1000 2000 2 times 10 times 10 2 times 10 3 times 10 4 times 10 6 times 10 5 times 5 min. interval 2 min. interval 10 sec. interval 2 times : up to 10 times : up to 10 6 times : aug. 2012 01
design and speci cations are each subject to change without notice. ask factory for the current technical speci cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. ?znr? surge absorbers, smd type ? 37 ? z n r v f m 01 t c e d r b wt a (not to scale) (w=16 mm) t 1 t 2 chip component p 1 p 2 p 0 chip pocket feeding hole tape running direction e f w b f d 0 (not to scale) a marking contents 1 product name znr, znr surge absorbers 2 series vf m, vf series 3 abbreviation of part no. the ? rst two digits are signi? cant ? gures and the third one denotes the number of zeros following. 4 date code left ? (year) 2011:1, 2012:2, 2013:3, 2014:4, 2015:5, 2016:6 right(month) jan. to sep.:1 to 9, oct.:o, nov.:n, dec.:d packaging methods packing quantity reel embossed taping style quantity embossed taping 2000 pcs./reel bulk 200 pcs./bag dimensions (mm) abcde 382 max. 50 min. 13.00.5 21.00.8 2.00.5 dimensions (mm) wt t r 16.4 +2.0 22.4 max. 2.50.5 1.0 C0 dimensions (mm) abwfep 1 6.80.2 11.9 max. 16.00.3 7.50.1 1.750.10 8.00.1 dimensions (mm) p 2 p 0 0 d 0 t 1 t 2 2.00.1 4.00.1 1.5 +0.1 0.6 max. 6.5 max. C0 ? if the 10's digit of a christian year is an even year, as an end abbreviation, an alphabetic character is used. 1 a, 2 b, 3 c, 4 d, 5 e, 6 f, 7 g, 8 h, 9 j, 0 k if the 10's digit of a christian year is an odd year, as an end abbreviation, a number is used. aug. 2012 01
design and speci cations are each subject to change without notice. ask factory for the current technical speci cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. ?znr? surge absorbers, smd type ? 38 ? 5.0 10.0 8.0 6.0 3.0 occupied space product land performance characteristics characteristics test methods speci? cations standard test condition electrical measurements (initial/after tests) shall be conducted at temperature of 5 to 35 c, relative humidity of maximum 85 % ??? varistor voltage the voltage between two terminals with the speci? ed measuring current cma dc applied is called vc or v cma . the measurement should be made as fast as possible to avoid heat effects. to meet the speci? ed value. maximum allowable voltage the recommended maximum sinusoidal wave voltage (rms) or the maximum dc voltage that can be applied continuously. clamping voltage the maximum voltage between two terminals with the speci? ed impulse current (8/20 s). rated power the maximum power that can be applied within the speci? ed ambient temperature. maximum energy maximum energy of less than 10 % of the varistor voltage change when the standard impulse (2 ms) is applied one time. maximum peak current maximum current of less than 10 % of the varistor voltage change when impulse current (8/20 s) is applied twice continuously with an interval of 5 minutes. temperature co ef fi cient of varistor volt age v cma at 85 c C v cma at 25 c 1 100(%/c) v cma at 25 c 60 0 to C0.05 %/c impulse life (i) the change of vc shall be measured after the speci? ed impulse is applied 10000 times continuously with an interval of 10 seconds at room temperature. part number waveform current erzvf m220 to erzvf m680 erzvf m820 to erzvf m271 erzvf m331 to erzvf m471 8/20 s 8/20 s 8/20 s 18 a 50 a 30 a v cma /v cma < 10 % impulse life (ii) the change of vc shall be measured after the speci? ed impulse is applied 100000 times continuously with an interval of 10 seconds at room temperature. part number waveform current erzvf m220 to erzvf m680 erzvf m820 to erzvf m271 erzvf m331 to erzvf m471 8/20 s 8/20 s 8/20 s 12 a 35 a 20 a v cma /v cma < 10 % recommendation land size (unit:mm) aug. 2012 01
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