features carbon element standard surface mount pro le compatibility assorted resistances and tapers flatted and knurled shaft styles wide operating temperature range rohs compliant* prs11s - 11 mm smd potentiometer *rohs directive 2002/95/ec jan. 27, 2003 including annex and rohs recast 2011/65/eu june 8, 2011. speci cations are subject to change without notice. customers should verify actual device performance in their speci c applications. electrical characteristics standard resistance range...................................................................................................... .............................................1k ohms to 1 megohm standard resistance tolerance r < 250k ohms ................................................................................................................ .............................................................................20 % r 250k ohms ................................................................................................................ .............................................................................30 % end resistance r < 50k ohms ................................................................................................................. ................................................................. 30 ohms max. r 50k ohms ................................................................................................................. ............................................................ 0.1 % of tr max. insulation resistance @ 250 vdc ............................................................................................... ............................................... 100 megohms min. dielectric withstanding voltage ............................................................................................... ..................................................................... 300 vac standard taper ................................................................................................................ ...................................................................... linear, audio power rating linear ....................................................................................................................... ...............................................................................0.05 watts audio ........................................................................................................................ .............................................................................0.025 watts slider noise .................................................................................................................. .........................................................................100 mv max. max. operating voltage ........................................................................................................ .......................................................... 50 vac / 30 vdc environmental characteristics rotational life................................................................................................................ ....................................................................... 15,000 cycles tr shift ..................................................................................................................... ....................................................................................15 % operating temperature range ................................................................................................... ......................................................-10 c to +70 c storage temperature ........................................................................................................... .............................................................-40 c to +85 c ip rating ..................................................................................................................... ........................................................................................ip 40 mechanical characteristics mechanical angle .............................................................................................................. ............................................................... 300 +10 , -5 running torque ................................................................................................................ ................................................................. 20 to 150 gf-cm stop strength.................................................................................................................. ............................................................................ 50 gf min. shaft push/pull strength ...................................................................................................... ................................................................ 10.2 kgf max. weight ........................................................................................................................ ............................................................... 5 gm (0.17 oz.) max. terminals ..................................................................................................................... ...................................... printed circuit board sufrface mount soldering condition re? ow soldering ..................... sn 95.5 / ag 2.8 / cu 0.7 solder with no clean ? ux (see solder pro? les for recommended time and temperature) manual soldering ............................................................................................................. ......................................................... not recommended hardware ...................................................................................................................... ...................... no hardware supplied with this potentiometer packaging ..................................................................................................................... .......................................................................... 40 pcs./tube *rohs compliant how to order prs11s - n 20 k - 103 b1 model number designator prs11s = 11 mm smd potentiometer switch option n = no switch shaft length (fms) 20 = 20 mm shaft style f = flatted metal k = knurled metal (18 tooth) resistance code (see standard resistance table) resistance taper (see taper charts) taper series followed by curve number standard resistance table resistance resistance (ohms) code 1,000 102 5,000 502 10,000 103 25,000 253 50,000 503 100,000 104 250,000 254 300,000 304 500,000 504 1,000,000 105 derating curve ambient temperature (c) 20 40 50 60 70 80 90 100 30 10 0 20 33 40 60 80 100 0 rating power ratio (%)
11.3 (.445) 5.0 (.197) dia. 2 plcs. solder land recommended land pattern glue land 5.0 (.197) 2.0 (.079) 5 plcs. 4.0 (.157) 5 plcs. 1.5 +0.1/-0 (.059 +.004/-0) 8.0 (.315) 8.5 (.335) 11.7 ?0.3 (.461 ?.012) 60 7.2 (.283) 5.0 (.197) y x x y 20.0 (.787) 12.8 (.504) 5.0 (.197) 0.1 (.004) coplanarity max. 0.2 (.008) r max. 0.5 (.020) c 1.5 (.059) mounting surface 0.95 (.037) r 1.0 (.039) 1.4 (.055) 1.5 (.059) 2.5 (.098) 13.0 (.512 ) y y x shaft shown in full c.c.w. position notes: 1. layout tolerances: ?.1 mm/(.004 in.). 2. recommended pcb thickness: 1.6 mm/(.063 in.). x 45 3 2 1 6.0 (.236) 9.0 (.354) 9.5 (.374) 7.0 (.276) 7.5 (.295) 4.5 (.177) dia. 7.5 (.295) 3.8 (.150) 4.3 (.169) 1.0 (.039 7.5 (.295) 4.0 (.157) 5.0 (.196) 18 teeth knurled shaft flatted shaft 12.8 (.504) 6.0 (.236) dia. 6.0 (.236) 4.5 (.177) dia. speci cations are subject to change without notice. customers should verify actual device performance in their speci c applications. prs11s - 11 mm smd potentiometer product dimensions schematic 3 r1 1 4 = no connection 5 = no connection 2 dimension tolerance <10.0 (<.394) ?.3 (?012) 10.0 ~ 100 (.394 ~ 3.937) ?.5 (?020) dimensions: mm (inches) tolerances applications multimedia sound systems audio and dj equipment portable electronics portable appliances automotive sound systems environmental controls
speci cations are subject to change without notice. customers should verify actual device performance in their speci c applications. prs11s - 11 mm smd potentiometer solder pro les notes: 1. no clean solder paste is recommended. 2. aqueous wash is not recommended. 3. use of water soluble soldering ux shall be avoided due to possible corrosion. 4. multiple passes through the soldering process is not recommended. 25 seconds max. 300 temperature (?) 200 80~100 seconds processing method: reflow soldering with infrared heat (only once). time 150 ?5 ? 250 ? max. (3 seconds max.) 100 300 temperature (?) 200 80~100 seconds processing method: reflow soldering with hot air (only once). 60 seconds max. time 150 ?5 ? 230 ? max. (3 seconds max.) 100 taper charts 010 10 20 20 30 30 40 40 50 50 60 60 70 70 80 80 90 90 100 100 a series tapers terminal 1-2 output voltage terminal 1-3 input voltage x 100 (%) rotational travel (%) (05a): a1 (10a): a2 (1 5a): a3 (2 0 a ) : a 4 (25 a ): a5 (30 a ): a 6 010 10 20 20 30 30 40 40 50 50 60 60 70 70 80 80 90 90 100 100 c series tapers terminal 1-2 output voltage terminal 1-3 input voltage x 100 (%) rotational travel (%) (30c) : c6 (05c) : c1 (10c) : c2 (15 c) : c3 (2 5c) : c5 (2 0 c) : c4 b series tapers 0 10 20 30 40 50 60 70 80 90 100 rotational travel (%) 10 20 30 40 50 60 70 80 90 100 terminal 1-2 output voltage terminal 1-3 input voltage x 100 (%) b5 b 2 b 1 b 3 b4 rev. 03/12 asia-paci c: 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
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