psot15kca thru psot36kca standard capacitance tvs array 1 05108.r5 3/07 www.protekdevices.com applications ? rs-232, rs-422 & rs-423 ? digital sensor i/o ports ? control & monitoring systems ? portable electronics ? 12 & 33 volt dc protection iec compatibility (en61000-4) ? 61000-4-2 (esd): air - 15kv, contact - 8kv ? 61000-4-4 (eft): 40a - 5/50ns ? 61000-4-5 (surge): 12a, 8/20s - level 1(line-gnd) & level 2(line-line) features ? 300 watts peak pulse power per line (tp = 8/20s) ? 200 watts peak pulse power per line (tp = 1.2/50s) ? 40 watts peak pulse power per line (tp = 10/1000s) ? esd protection > 40 kilovolts ? low clamping voltage ? common cathode configuration ? provides two lines of protection ? rohs compliant mechanical characteristics ? molded jedec sot-23 package ? weight 8 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 ? 8mm tape and reel per eia standard 481 ? marking: marking code 05108 sot-23 pin configuration
psot15kca thru psot36kca 2 05108.r5 3/07 www.protekdevices.com device characteristics maximum ratings @ 25c unless otherwise specified operating temperature symbol value -55 to 150 c c -55 to 150 units t l t stg parameter storage temperature peak pulse power (t p = 8/20s) - see figure 1 p pp 300 watts peak pulse power (t p = 10/100s) - see figure 1 p pp 40 watts peak pulse power (t p = 1.2/50s) - see figure 1 p pp 200 watts electrical characteristics per line @ 25c unless otherwise specified note 1: for unidirectional test only pins 1-3 and 2-3. part number (see note 1) device marking code minimum breakdown voltage @ 1ma v (br) volts maximum clamping voltage (see fig. 2) @ i p = 1.9a v c volts maximum clamping voltage (see fig. 2) @8/20s v c @ i pp typical capacitance @0v, 1 mhz c j pf psot15kca psot36kca pka pkb 14.3 36.0 21.2 45.0 33v @9a 66v @ 6a 120 45 maximum leakage current @v wm i d a 0.1 0.1 rated stand-off voltage v wm volts 12.8 33.0
psot15kca thru psot36kca 3 05108.r5 3/07 www.protekdevices.com 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 300w 8/20s waveform 10 100 1,000 10,000 p pp - peak pulse power - watts figure 1 peak pulse power vs pulse time 200w 8/20s waveform
psot15kca thru psot36kca 4 05108.r5 3/07 www.protekdevices.com sot-23 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 a l b s g 3 2 1 d h v j c k 0 o - 10 o a b c d g h j k l s v 2.80 1.20 0.89 0.37 1.78 0.013 0.085 0.45 0.89 2.10 0.45 3.04 1.40 1.11 0.50 2.04 0.100 0.177 0.60 1.02 2.50 0.60 0.1102 0.0472 0.0350 0.0150 0.0701 0.0005 0.0034 0.0180 0.0350 0.0830 0.0177 0.1197 0.0551 0.0440 0.0200 0.0807 0.0040 0.0070 0.0236 0.0401 0.0984 0.0236 dim min max min max millimeters inches package dimensions notes 1. dimensioning and tolerances per ansi y14.5m, 1985. 2. controlling dimension: inches 3. pin 3 is the cathode (unidirectional only). 4. dimensions are exclusive of mold flash and metal burrs. package outline sot-23 mounting pad 0.037? (0.95mm) 0.033? (0.85mm) 0.079? (2.00mm) 0.033? (0.85mm) tape & reel ordering nomenclature 1. surface mount product is taped and reeled in accordance with eia-481. 2. suffix-t7 = 7 inch reel - 3,000 pieces per 8mm tape, i.e., psot15kca-t7. 3. suffix-t13 = 13 inch reel - 10,000 pieces per 8mm tape, i.e., psot15kcat13. 4. suffix - lf = lead-free, pure-tin plating, i.e., psot15kca-lf-t7. outline & dimensions: rev 1 - 11/01, 06012
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