low capacitance tvs array 1 05019.r5 5/07 www.protekdevices.com sm8lc05 thru sm8lc24 applications ? video on-demand ? isdn telecom interface ? usb, adsl & scsi interfaces ? modems ? lan interconnects ? portable electronics iec compatibility (en61000-4) ? 61000-4-2 (esd): air - 15kv, contact - 8kv ? 61000-4-4 (eft): 40a - 5/50ns ? 61000-4-5 (surge): 24a, 8/20s level 2 (line-ground) & level 3 (line-line) features ? 800 watts peak pulse power per line (tp=8/20s) ? bidirectional configuration ? esd protection > 40 kilovolts ? available in multiple voltage types: 5v to 24v ? protects up to two line pairs ? low capacitance: 25pf ? rohs compliant mechanical characteristics ? molded jedec so-8 ? weight 70 milligrams (approximate) ? available in lead-free pure-tin plating(annealed) ? solder reflow temperature: pure-tin - sn, 100: 260-270c ? consult factory for leaded device availability ? flammability rating ul 94v-0 ? 12mm tape and reel per eia standard 481 ? marking: marking code, logo, date code & pin one defined by dot on top of package 05019 pin configuration so-8
sm8lc05 thru sm8lc24 2 05019.r5 5/07 www.protekdevices.com device characteristics symbol v alue 800 c -55 to 150 units t stg p pp parameter peak pulse power (tp = 8/20s) - see figure 1 operating temperature t l -55 to 150 c maximum ratings @ 25c unless otherwise specified storage temperature watts part number (see note 1 & 2) device marking minimum breakdown voltage @ 1ma v (br) volts maximum clamping voltage (see fig. 2) @ i p = 1a v c volts maximum clamping voltage (see fig. 2) @8/20s v c @ i pp maximum capacitance 0v @ 1 mhz c pf sm8lc05 sm8lc08 sm8lc12 sm8lc15 sm8lc24 pga pgb pgc pgd pge 6.0 8.5 13.3 16.7 26.7 9.8 13.3 19.0 25.5 40.0 24.6v @ 45a 25.5v @ 40a 32.9v @ 34a 38.5v @ 27a 48.5v @ 22a 25 25 25 25 25 maximum leakage current @v wm i d a 100 10 4 4 4 rated stand-off voltage v wm volts 5.0 8.0 12.0 15.0 24.0 electrical characteristics per line @ 25c unless otherwise specified note 1: devices are designed to be used in parallel (see circuit diagram) page 1. for other applications, contact the factory. do n ot surge in the ?forward? direction of the tvs. note 2: do not surge from pins 1 to 8, 7 to 2, 6 to 3 and 4 to 5. piv typically greater than 100 volts for each rectifier diode.
3 05019.r5 5/07 www.protekdevices.com sm8lc05 thru sm8lc24 graphs 0 25 50 75 100 125 150 t l - lead temperature - c 20 40 60 80 100 % of rated power peak pulse power 8/20s average power figure 3 power derating curve 0 0 5 10 15 20 25 30 t - time - s 0 20 40 60 80 100 120 i pp - peak pulse current - % of i pp test waveform parameters t f = 8s t d = 20s t f peak value i pp e -t t d = t i pp /2 figure 2 pulse wave form 0.1 1 10 100 1,000 10,00 0 t d - pulse duration - s 800w 8/20s waveform 10 100 1,000 10,000 p pp - peak pulse power - watts figure 1 peak pulse power vs pulse time
sm8lc05 thru sm8lc24 4 05019.r5 5/07 www.protekdevices.com so-8 package outline & dimensions copyright ? prot ek devices 2007 specifications: protek reserves the right to change the electrical and or mechanical characteristics described herein without notice (except jedec). design changes: protek reserves the right to discontinue product lines without notice, and that the final judgement concerning selection and specifications is the buyer?s and that in furnishing engineering and technical assistance, protek assumes no responsibility with respect to the s election or specifications of such products. protek devices 2929 south fair lane, tempe, az 85282 tel: 602-431-8101 fax: 602-431-2288 e-mail: sales@protekdevices.com web site: www.protekdevices.com tape & reel/bulk ordering nomenclature 1. surface mount product is taped and reeled in accordance with eia-481. 2. suffix-t7 = 7 inch reel - 1,000 pieces per 12mm tape, i.e. sm8lc05-t7. 3. suffix-t13 = 13 inch reel - 2,500 pieces per 12mm tape, i.e., sm8lc05-t13. 4. suffix - lf = lead-free, pure-tin plating, i.e., sm8lc05-lf-t7. 5. no suffix = product shipped in tubes of 98 pcs per tube. a b c d f g j k p r 4.80 3.80 1.35 0.35 0.40 1.27 bsc 0.18 0.10 5.80 0.25 5.00 4.00 1.75 0.49 1.250 1.27 bsc 0.25 0.25 6.20 0.50 0.189 0.150 0.054 0.014 0.016 0.05 bsc 0.007 0.004 0.229 0.010 0.196 0.157 0.068 0.019 0.049 0.05 bsc 0.009 0.008 0.244 0.019 dim min max min max millimeters inches package dimensions notes 1. - t - = seating plane and datum surface. 2. dimensions ?a? and ?b? are datum. 3. dimensions ?a? and ?b? do not include mold protrusion. 4. maximum mold protrusion is 0.015? (0.380 mm) per side. 5. dimensioning and tolerances per ansi y14.5m, 1982. 6. dimensions are exclusive of mold flash and metal burrs.
package outline so-8 !" # mounting pad outline & dimensions: rev 1 - 11/01, 06009
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