asia-pacific: tel: +886-2 2562-4117 ? fax: +886-2 2562-4116 europe: tel: +41-41 768 5555 ? fax: +41-41 768 5510 the americas: tel: +1-951 781-5500 ? fax: +1-951 781-5700 www.bourns.com sensors & controls 0473 - shaftless rotary potentiometer features plastic housing plug-in shaft available as accessory additional models and versions available; special data sheets can be requested carbon resistive element characteristics mechanical angle..................270 10 starting torque ...................0.5 to 2 ncm end stop strength .............25 ncm max. resistance range ...................100 ohms to 4.7 megohms resistance taper...........................linear power rating .................................0.2 w temperature range ......-25 c to +70 c rotational life ...................10,000 cycles product dimensions dimensions are: mm (inches) resistance resistance (ohms) code 100 101 220 221 470 471 1,000 102 2,200 222 4,700 472 10,000 103 22,000 223 47,000 473 100,000 104 220,000 224 470,000 474 1,000,000 105 2,200,000 225 4,700,000 475 standard resistance table how to order 0473 - 600 - a b 103 model type ? 0473 terminal style ? 300 ? 600 (other styles available upon request) independent linearity a = 5 % b = 4 % c = 3 % d = 2.5 % e = 2 % element taper b = linear carbon 20 % e = linear carbon 10 % m = linear carbon 30 % l = linear carbon 5 % resistance code other versions available upon request. 15.0 (.591) 1 1 2 3 2 3 3.02 + 0.03 (.119 .001) 1.1 - 0.1 (.043 - .004) 4.5 0.3 (.177 .012) 4.02 + 0.05 (.158 + .002) 10.0 (.394) 17.5 (.689) 10.0 (.394) component side 1.0 (.039) 2.2 (.087) plug-in spindle bearing 1.3 + 0.1/-0 (.051 + .004/-0) dia. 3 plcs. 4.4 +0.1/-0 (.173 +.004/-0) dia. 5.0 (.197) 7.5 (.295) 6.0 0.2 (.236 .008) 3.5 +0/-0.1 (.138 +0/-004) recommended pcb layout 0473-300 15.0 (.591) 3.02 +0.03/-0 (.119 +.001/-0) 1.1 +0/-0.1 (.043 +0/-.004) 4.02 +0.03/-0 (.158 +.001/-0) 16.5 (.650) 9.0 (.354) 6.0 0.2 (.236 .008) 8.5 (.335) 4.5 0.3 (.177 .012) 1 2 3 4.4 +0.1/-0 (.173 +.004/-0) dia. 1.0 (.039) plug-in spindle bearing 3.5 +0/-0.1 (.138 +0/-.004) component side 5.0 (.197) 7.0 (.276) 7.5 (.295) 10.0 (.394) 1.3 +0.1/-0 (.051 +.004/-0) dia. 3 plcs. 1 2 3 recommended pcb layout 0473-600 1 3 cw clockwise ccw 2 wiper *rohs compliant *rohs directive 2002/95/ec jan 27 2003 including annex specifications are subject to change without notice. customers should verify actual device performance in their specific applications. 11/07
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