features ruo 2 thick film resistor element anti-leaching nickel barrier terminations for high resolution sound and clarity in signal processing and audio circuits marking: three-digit, light blue on black protective coating products with lead-free terminations meet rohs requirements 16 koa speer electronics, inc. ?bolivar drive ?p.o. box 547 ?bradford, pa 16701 ?usa ?814-362-5536 ?fax: 814-362-8883 ?www.koaspeer.com specifications given herein may be changed at any time without prior notice. please confirm technical specifications before you order and/or use. 11/14/05 rk73a audio applications 2%, 5% tolerance chip resistor dimensions and construction protective coating inner electrode resistive film ceramic substrate solder plating ni plating l c c w t d for further information on packaging, please refer to appendix a. ordering information g: ?% j: ?% t: sn l: snpb (other termination styles available, contact factory for options) 2 significant figures + 1 multiplier ? indicates decimal on value <100 ? 1j 2a 2b tp: 2mm pitch punched paper (0603 only) td: 7" paper tape (0603, 0805 & 1206) tdd: 10" paper tape (0603, 0805 & 1206) te: 7" punched plastic (0805 & 1206) ted: 10" punched plastic (0805 & 1206) rk73a type size nominal resistance tolerance termination material packaging new part # 1j td 102 j t type l .012 +.008 -.004 (0.3 +0.2 ) -0.1 .016 +.008 -.004 (0.4 +0.2 ) -0.1 .018?004 (0.45?.1) .012?004 (0.3?.1) .02?004 (0.5?.1) .024?004 (0.6?.1) .012?004 (0.3?.1) .016?008 (0.4?.2) .02?012 (0.5?.3) .063?008 (1.6?.2) .126?008 (3.2?.2) .049?004 (1.25?.1) .031?004 (0.8?.1) .063?008 (1.6?.2) .079?008 (2.0?.2) 1j (0603) 2a (0805) 2b (1206) (inch size code) wc d t dimensions inches (mm) resistors
rk73a audio applications 2%, 5% tolerance chip resistor absolute maximum working voltage resistance range e-24 (j?%) resistance range e-24 (g?%) part designation* absolute maximum overload voltage operating temperature range power rating @ 70? t.c.r. (ppm/?) max. applications and ratings -55? to +125? 50v 100v rk73a1j (0603) 1/10w (.10w) 2.2 ? - 9.1 ? 2.2 ? - 9.1 ? ?00 10 ? - 1m ? 10 ? - 1m ? ?50 150v 300v rk73a2a (0805) 1/8w (.125w) 2.2 ? - 9.1 ? 2.2 ? - 9.1 ? ?00 10 ? - 10m ? 10 ? - 10m ? ?50 200v 400v rk73a2b (1206) 1/4w (.25w) 2.2 ? - 9.1 ? 2.2 ? - 9.1 ? ?00 10 ? - 1m ? 10 ? - 1m ? ?50 derating curve environmental applications % rated power 100 80 60 40 20 -60 -40 -20 0 40 60 80 100 140 70 20 ambient temperature ( c) 0 -55 120 125 17 koa speer electronics, inc. ?bolivar drive ?p.o. box 547 ?bradford, pa 16701 ?usa ?814-362-5536 ?fax: 814-362-8883 ?www.koaspeer.com specifications given herein may be changed at any time without prior notice. please confirm technical specifications before you order and/or use. 11/14/05 for complete environmental specifications, please refer to pages 28-29. * parenthesis indicate eia package size codes. resistors
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