specifications given herein may be changed at any time without prior notice. please confirm technical specifications before you order and/or use. technology of tomorrow 68 europe gmbh ?kaddenbusch 6 ?d-25578 d?geling / itzehoe ?phone: +49 (0) 48 21/89 89-0 ?fax: +49 (0) 48 21/89 89 89 ?interne t: www.koaeurope.de thermal sensors / circuit protectors thermal sensors linear ptc, thin film lt 73 features resistance value changes in linear positive way to temperature suitable for temperature control in various industrial equipment 90/10 solder plated terminations anti-leaching nickel barrier terminations 25 specific temperature characteristics rated ambient temperature: + 70 c operating temperature range: -40 c ... + 125 c suitable for reflow and wave soldering 1 ceramic substrate 2 metal film resistor element 3 t op termination 4 bottom termination 5 end termination 6 protective layer 7 nickel barrier 8 sn pb plating structure size type t .c.r.* power rating l t73 orange black, 4 digits identification product code coating color marking dimensions (mm) rating size l 0.2 w 0.2 t 0.1 c d 0805 l t73 2a 2.0 1.25 0.5 0.4 0.2 0.3 1206 l t73 2b 3.2 1.6 0 0.6 0.5 0.3 0.4 type max. working voltage max. overload voltage t .c.r. tolerance e24 ?g (?%) resistance range e24 ?j (?%) + 0.2 - 0.1 150 ?250 ?350 ?450 ?500 ppm/k 100 ppm/k 2 k ? ... 24 k ? 600 ?700 ?800 ?900 ppm/k 150 ppm/k 1 k ? ... 20 k ? 1000 ?1200 ?1400 ppm/k 15% 1 k ? ... 13 k ? 1600 ?1800 ppm/k 510 ? ... 4.7 k ? 0805 l t73 2a 2000 ?2200 ?2400 ppm/k 0.1 w 50 v 100 v 510 ? ... 4.7 k ? 2600 ?2800 ppm/k 3000 ?3300 ?3600 ppm/k 10% 510 ? ... 3 k ? 3900 ppm/k 4200 ppm/k 100 ? ... 1 k ? 4500 ppm/k 51 ? ... 510 ? 150 ?250 ?350 ?450 ?500 ppm/k 100 ppm/k 2 k ? ... 51 k ? 600 ?700 ?800 ?900 ppm/k 150 ppm/k 1 k ? ... 43 k ? 1000 ?1200 ?1400 ppm/k 15% 1 k ? ... 27 k ? 1600 ?1800 ppm/k 1 k ? ... 10 k ? 1206 l t73 2b 2000 ?2200 ?2400 ppm/k 0.125 w 75 v 150 v 510 ? ... 9.1 k ? 2600 ?2800 ppm/k 3000 ?3300 ?3600 ppm/k 10% 510 ? ... 6.2 k ? 3900 ppm/k 4200 ppm/k 100 ? ... 2 k ? 4500 ppm/k 51 ? ... 510 ? * t.c.r. measuring temperature: + 25 c / + 75 c type designation (how to order) *please see ?ackaging l t73 product code 2a style td t aping* 10k nominal resistance 3 digits old part no. new part no. termination surface material t: sn l: sn/pb j resistance tolerance l t73 2a td 103 l j resistance tolerance 1000 t .c.r. (ppm/k) 1000 t .c.r. (ppm/k)
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