2 thick film chip resistors cr, cj series features ?low noise ?nickel barrier terminations application ?general purpose c a b d e how to order cr 05 - 472 j - h structure and material l w t cc d d dimensions millimeters (inches) code structure material a coating glass or epoxy ruo 2 resistor b resistor (the same material of termination for chip jumper) c substrate 96% alumina d termination silver e plating (ni, sn-pb) plating cr05, cj05 (0402) cr10, cj10 (0603) cr21, cj21 (0805) cr32, cj32 (1206) w 0.50?.05 0.80 mm 1.25 mm 1.55 mm (0.020?.002) (0.031 ) (0.050 mmn ) (0.061 mmn ) l 1.00?.05 1.60?.10 2.00?.10 3.10?.10 (0.039?.002) (0.063?.004) (0.080?.004) (0.122?.004) c 0.20?.15 0.25?.20 0.35?.20 0.45?.20 (0.008?.006) (0.010?.008) (0.014?.008) (0.018?.008) d 0.20?.10 0.20 mm 0.40?.20 0.45?.20 (0.008?.004) (0.008 mmn ) (0.016?.008) (0.018?.008) t 0.35?.05 0.50?.10 0.55?.10 0.55 mm (0.014?.002) (0.020?.004) (0.022?.004) (0.022 mmn ) +0.006 -0.004 +0.006 -0.004 +0.006 -0.004 +0.004 -0.002 +0.15 -0.10 +0.15 -0.10 +0.15 -0.10 +0.10 -0.05 +0.008 -0.006 +0.20 -0.15 specifications series cr05 (0402) cr10 (0603) cr21 (0805) cr32 (1206) rated power 0.0625 (1/16) w 0.10 (1/10) w 0.125 (1/8) w 0.25 (1/4) w max. working voltage 50v 50v 100v 200v f = ?% d = ?.5% d = ?.5% d = ?.5% resistance tolerance j = ?% f = ?% f = ?% f = ?% j = ?% j = ?% j = ?% 10 ? to 1m ? : d 10 ? to 1m ? : d 10 ? to 1m ? : d resistance value range 10 ? to 1m ? : f 10 ? to 1m ? : f 10 ? to 1m ? : f 10 ? to 1m ? : f 1.0 ? to 10m ? : j 1.0 ? to 10m ? : j 1.0 ? to 10m ? : j 1.0 ? to 10m ? : j working temperature -55 to +125? -55 to +125? -55 to +125? -55 to +125? packaging t = 7?reel/punched paper tape (5,000 pcs/reel) except cr05 h = 7?reel/punched paper tape (10,000 pcs/reel, 2mm pitch taping) cr05 and cr10 d = 10?reel/punched paper tape (10,000 pcs/reel) cr32, cr21, cr10 k = 13?reel/punched paper tape (20,000 pcs/reel) except cr05 (optional) resistance tolerance d = ?.5% j = ?% f = ?% blank = jumper chips resistance value (3 digits or 4 digits) example: 562 = 56x10 2 = 5600 ? 4021 = 402x10 1 = 4020 ? chip jumper = 000 size (eia) 05 = 0402 21 = 0805 10 = 0603 32 = 1206 series cr = resistor cj = jumper
100 80 60 40 20 0 -55 70 power ratio(%) ambient temp ( c) 125 3 thick film chip resistors cr, cj series specifications cj series part number cj05, cj10, cj21 cj32 (0402, 0603, 0805 type) (1206 type) rated current 1a (70?) 2a (70?) resistivity 50m ? max. 50m ? max. working temperature -55 to +125? -55 to +125? how to calculate rated voltage e = p ?r e = rated voltage (v) p = rated power (w) r = standard resistance value ( ? ) rated voltage should be lower than max. working voltage. bb a c eia size 0402 0603 0805 1206 a 0.50 0.80 1.00 2.00 (0.020) (0.031) (0.039) (0.079) b 0.40 0.70 0.80 0.80 (0.016) (0.028) (0.031) (0.031) c 0.50 0.80 1.20 1.50 (0.020) (0.031) (0.047) (0.059) recommended land pattern millimeters (inches) standard resistance value marking rated power should be reduced as below when temperature become higher. under high temperature, power derated as follows: derating curve marking available as follows: series: cr32, cj32, cr21, cj21, cr10, cj10 3 digit indication example: 473=47x10 3 = 47000 ? = 47 k ? 0 = 0 ? (jumper) 100 = 10 ? 102 = 1 k ? 105 = 1 m ? series: cr05 and cj05 - no marking note: on cr32 4 digit marking is standard for ?% and ?.5% tolerances. 1.0 1.1 1.2 1.3 1.5 1.6 1.8 2.0 2.2 e24 2.4 2.7 3.0 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.2 6.8 7.5 8.2 9.1 10.0 10.2 10.5 10.7 11.0 11.3 11.5 11.8 12.1 12.4 12.7 13.0 13.3 13.7 14.0 14.3 14.7 15.0 15.4 15.8 16.2 16.5 16.9 17.4 17.8 18.2 18.7 19.1 19.6 20.0 20.5 21.0 21.5 22.1 22.6 23.2 23.7 24.3 24.9 25.5 e96 26.1 26.7 27.4 28.0 28.7 29.4 30.1 30.9 31.6 32.4 33.2 34.0 34.8 35.7 36.5 37.4 38.3 39.2 40.2 41.2 42.2 43.2 44.2 45.3 46.4 47.5 48.7 49.9 51.1 52.3 53.6 54.9 56.2 57.6 59.0 60.4 61.9 63.4 64.9 66.5 68.1 69.8 71.5 73.2 75.0 76.8 78.7 80.6 82.5 84.5 86.6 88.7 90.9 93.1 95.3 97.6 for ?% and ?5% tolerance
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