rev. 03/2006a type 0603 0805 1206 power rating ( w ) 1 0.065 0.125 0.25 working voltage ( vac ) 75 100 200 resistance range ( w ) tolerances available ( % ) temperature coeffcients available ( ppm/k ) 2 5.1 w - <10 w - - 1% 50 10 w - <47 w 0.1% to 1% 25 / 50 0.1% to 1% 25 / 50 0.1% to 1% 25 / 50 47 w - <100 w 0.1% to 1% 10 / 15 / 25 / 50 0.1% to 1% 10 / 15 / 25 / 50 0.1% to 1% 10 / 15 / 25 / 50 100 w - 332k 0.1% to 1% 5 / 10 / 15 / 25 / 50 0.05% to 1% 5 / 10 / 15 / 25 / 50 0.05% to 1% 5 / 10 / 15 / 25 / 50 >332k - 1m - 0.1% to 1% 10 / 15 / 25 / 50 0.05% to 1% 10 / 15 / 25 / 50 >1m - 2m - - 0.25% to 1% 50 >2m - 10m - - - cmf series resistances from 5.1ohm to 10mohms power rating 0.065 to 0.75 watts resistance tolerances to 0.05% tcrs to 5 ppm/k extreme low noise precision / thin film resistance element sizes: 0603 / 0805 / 1206 / 1210 / 2512 ? ? ? ? ? ? ? specifications precision chip resistors 1 w @ 70 c / 0w @ 125 c 2 5 / 10 / 15 ppm : +25 c to +85 c 3 1000v available / contact factory willow technologies ltd. shawlands court, newchapel road, lingfield, surrey, rh7 6bl, united kingdom. + 44 (0) 1342 835234 + 44 (0) 1342 834306 info@willow.co.uk http://www.willow.co.uk
rev. 03/2006a specifcation value temperature range -55c to +125c climactic cetegory 55 / 125 / 56 solderability 250c / 3s max. soldering temperature 260c / 10s long term stability max d r < 47 w 47 w - 10 m w storage 125c / 1000h 0.25% 0.15% load life / p=70% / 70c / 1000h 0.25% 0.1% humidity / 96%rh / 40c / 56 days 0.5% 0.15% cmf series precision chip resistors 0 25 50 75 100 125 150 175 0 20 40 60 80 100 120 power ( % ) ambient temperature (c) power derating curve type dimensions l b d c cmf 0603 0.063 0.004 [ 1.6 0.1 ] 0.030 0.004 [ 0.8 0.1 ] 0.018 0.004 [ 0.45 0.1 ] 0.012 0.008 [ 0.3 0.2 ] cmf 0805 0.080 0.004 [ 2.0 0.1 ] 0.050 0.004 [ 1.25 0.1 ] 0.022 0.004 [ 0.55 0.1 ] 0.016 0.008 [ 0.4 0.2 ] cmf 1206 0.126 0.008 [ 3.2 0.2 ] 0.063 0.006 [ 1.6 0.15 ] 0.022 0.004 [ 0.55 0.1 ] 0.020 0.008 [ 0.5 0.2 ] packaging: bulk or blistertape to iec 60286-3 tape width 8mm / reel diameter 180 or 330mm minimum quantity bulk / 100 pieces per value minimum quantity tape & reel / 1000 pieces per value specifications (continued) ordering information part number - resistance - tolerance - tcr - packaging example: cmf 0603 10 kohms 0.1% 10ppm tape ( note: if no tcr is specifed / the highest value will be supplied ) willow technologies ltd. shawlands court, newchapel road, lingfield, surrey, rh7 6bl, united kingdom. + 44 (0) 1342 835234 + 44 (0) 1342 834306 info@willow.co.uk http://www.willow.co.uk
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