resistors technology of tomorrow revision: 5. nov. 2004 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 ?internet: www.koaeurope.de specifications given herein may be changed at any time without prior notice. please confirm technical specifications before you order and/or use. products with pb-free terminations meet rohs requirements 0603 rk73a 1j 200 0.1 w 50 v 100 v 10 ? ~ 1 m ? 10 ? ~ 1 m ? 250 0805 rk73a 2a 200 0.125 w 150 v 200 v 10 ? ~ 1 m ? 10 ? ~ 1 m ? - 55 c ?+ 155 c 250 1206 rk73a 2b 200 0.25 w 200 v 400 v 10 ? ~ 1 m ? 10 ? ~ 1 m ? 250 rk73a black light blue, 3 digits features ruo 2 thick film resistor element anti-leaching nickel barrier terminations for high resolution sound and clearity in signal processing and audio circuits produced with selected materials in a special process ideal for use in audio equipment (cd, amplifier, etc.) and video equipment (hi-fi video, dvd, etc.) rated ambient temperature: +70 c meets or exceeds iec 60 115-8 suitable for reflow and wave soldering structure identification 1 ceramic substrate 2 top termination (ag pd) 3 bottom termination (ag pd) 4 resistive layer 5 glass layer 6 trimming cut 7 protective layer 8 end termination 9 diffusion barrier (ni) 10 solder plating dimensions (mm) rating 0603 rk73a 1j 1.6 0.8 0.1 0.3 0.1 0.3 0.1 0.45 0805 rk73a 2a 2.0 1.25 0.1 0.4 0.2 0.3 0.5 1206 rk73a 2b 3.2 1.6 0.2 0.5 0.3 0.4 0.6 size type l ?.2 w c d t 0.1 2.2 ? 9.1 ? 2.2 ? 9.1 ? 2.2 ? 9.1 ? 2.2 ? 9.1 ? 2.2 ? 9.1 ? 2.2 ? 9.1 ? +0.2 ?.1 +0.2 ?.1 resistance range (e24) operating temperature range size type t.c.r. (ppm/k) power* rating max. working voltage max. overload voltage g ( ?%) j ( ?%) type coating color marking flat chip high quality sound thick film rk73a type designation (how to order) *please see ?ackaging rk73ad product code 1j style 1j: 0603 2a: 0805 2b: 1206 td taping* 10r nominal resistance 3 digits termination surface material t: sn l: sn/pb j tolerance rk73a 1j td 100 t j tolerance j: ?% g: ?% resistors what is a ?igh quality sound resistor? ? the quality sound resistor creates high fidelity sounds with high resolution and clearity when used in signal processing circuits (d/a converter, amplifier, ?etc.) for sound related equipment such as audio and voice signals. ? it is the same shape and compatible with rk73 series. comparison with general purpose chip resistors: ? production method: strictly selected materials are used for high quality sound and the production is controlled at specialized processes. ? performance: the general characteristics are the same as standard resistors, which makes it possible to be used for existing models. ? sound quality: heavy bass echo, high frequency sound, resolution, clearity, etc. are improved. * for resistors operated at an ambient temperature of 70? or above, the power rating shall be derated. old part no. new part no. (pb-free)
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