utl series ? resistances from 0.1 to 8.2k ohms ? excellent pulse handling ? power rating 1 to 10 watts ? resistance tolerances of 5% ? non-inductive windings available ? available in bulk, tape & reel, and ammo pack specifications ordering information: for non-inductive windings, insert the letter n ( i.e. utln-5 ) part description: part type - resistance - tolerance - packing example: utl-5 100 ohm 5% tape & reel low cost silicone coated power resistors type power rating ( watts @ 40c ) ohmic range dimensions maximum working voltage min max 1 a ( max ) b ( max ) c 0.002 [0.05mm] UTL-1 1 0.1 2.4k 0.47 [12.0] 0.18 [4.5] 0.028 [0.7] 33 utl-2 2 0.1 4.7k 0.61 [15.5] 0.22 [5.5] 0.031 [0.8] 80 utl-3 3 0.1 5.1k 0.63 [16.0] 0.24 [6.0] 0.031 [0.8] 148 utl-5 5 0.1 8.2k 0.98 [25.0] 0.33 [8.5] 0.031 [0.8] 400 utl-7 7 0.1 15k 0.98 [25.0] 0.37 [9.5] 0.031 [0.8] 400 UTL-10 10 0.1 27k 1.57 [40.0] 0.33 [8.5] 0.039 [1.0] 1000 1 for non-inductive windings, divide maximum resistance by 2 riedon inc. 300 cypress avenue alhambra ca 91801 (626) 284-9901 (626) 284-1704 www.riedon.com 06/13
utl series silicone coated power resistors -40 0 40 80 120 160 200 240 0 20 40 60 80 100 120 power ( % ) ambient temperature (c) power derating curve specifcation value tolerances 5% ( 1, 3, and 10% on request ) temperture coeffcient <10w : 0 to 600 ppm/c 10w : -80 to +140 ppm/c temperature range -40c to +200c climatic category ( iec 60068 ) 40 / 200/ 56 basic specifcation iec60 115-1 maximum voltage p x r environmental performance dr load life ( 1000h at rated power, 1.5h on, 0.5h off ) 5% + 0.1w moisture resistance ( 56d @ 40c, 90-95% rh ) 1% + 0.05w thermal shock ( 30m @ -40c, 30m @ +200c, 5 cycles) 1% + 0.05w 10x overload ( 5s ) 2% + 0.1w vibration ( 10 to 500hz, 10g, 6h ) 0.5% + 0.05w riedon inc. 300 cypress avenue alhambra ca 91801 (626) 284-9901 (626) 284-1704 www.riedon.com 06/13
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