*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. crh0603/crh0805/crh1206 - chip resistors electrical characteristics characteristic data dimensional drawing derating curve dimensions are: mm (inches) features 1 % tolerance from 1.02 megohms to 10 megohms rohs compliant* power rating at 70 ?: crh0603 - 0.10 w, crh0805 - 0.125 w, crh1206 - 0.25 w suitable for all types of soldering processes three layer contacting process with nickel barrier helps prevent leaching and provides excellent solderability paper tape on reel for automatic placement characteristic model model model crh0603 crh0805 crh1206 power rating @ 70 ? 1/10 w 1/8 w 1/4 w operating temperature range -55 ? to +125 ? derated to 0 load at +125 ? maximum working voltage 50 v 100 v 200 v maximum overload voltage 100 v 200 v 400 v resistance range (e-96 + e-24) 1.02 megohms - 10 megohms temperature coefficient ?00 ppm/? l h i 2 i 2 w i 1 i 1 overcoat resistor (ru0 2 ) (jumper chip is a conductor) alumina substrate internal electrode (ag-pd) secondary electrode (nickel plated) external electrode (see part numbering - may be ordered as solder-plated or tin-plated) chip dimensions dimension model model model crh0603 crh0805 crh1206 l 1.60?.10 2.00?.15 3.20?.25 (0.063?.004) (0.079?.006) (0.126?.010) w 0.80?.10 1.25?.15 1.60?.15 (0.031?.004) (0.049?.006) (0.063?.006) h 0.45?.10 0.50?.10 0.60?.15 (0.018?.004) (0.020?.004) (0.024?.006) i 1 0.30?.20 0.40?.20 0.50?.25 (0.012?.008) (0.016?.008) (0.020?.010) i 2 0.30?.20 0.40?.20 0.50?.20 (0.012?.008) (0.016?.008) (0.020?.010) 100 80 60 40 20 0 rated power in percentage (%) -55 0 70 125 (c) ambient temperature *rohs compliant tests per iec115-1 ? r max. load life (1000 hours) ? % load life humidity (1000 hours) ? % short time overload ? % asia-pacific: tel +886-2 25624117 fax +886-2 25624116 europe: tel +41-41 7685555 fax +41-41 7685510 the americas: tel +1-951 781-5500 fax +1-951 781-5700 www.bourns.com for standard values used in capacitors, inductors, and resistors, click here .
specifications are subject to change without notice. customers should verify actual device performance in their specific applications. soldering profile for rohs compliant chip resistors and arrays crh0603/crh0805/crh1206 - chip resistors 25 75 125 175 225 275 0 50 100 150 200 250 300 time (seconds) temperature (c) 60 - 120 seconds 60 - 90 seconds 260 ? peak 190 ? 150 ? 220 ? ramp down 6 ?/second 255 ? maximum of 20 seconds between +255 ? and +260 ? ramp up 3 ?/second maximum 10 seconds minimum <1> <1> series a b crh0603 1.9 0.2 1.1 0.2 (.075 .008) (.043 .008) crh0805 2.4 0.2 1.65 0.2 (.094 .008) (.065 .008) crh1206 3.57 0.2 2.00 0.2 (.161 .008) (.079 .008) packaging dimensions (conforms to eia rs-481a) marking on reel: part number, quantity, resistance value and tolerance, date code. 1.5 +0.1/-0 (.056 + .004/-0) maximum 1 mm (.040) thick *cumulative tolerance over 10 holes: ?.2 mm 1.75 ?0.1 (.059 ?.004) b 4.0 ?0.1 (.157 ?.004) 2.0 ?0.05 (.079 ?.002) a 8.0 ?0.2 (.315 ?.008) 3.5 ?0.05 (.138 ?.002) 4.0 ?0.1 (.157 ?.004) 20.5 (.807) 13.0 ?0.5 (.512 ?.020) 2.0 (.080) 1.0 ?0.2 (.040 ?.020) 10.0 ?1.5 (.394 ?.059) 80.0 ?1.0 (3.150 ?.040) 178.0 ?2.0 (7.008 ?.080) dimensions are: mm (inches)
specifications are subject to change without notice. customers should verify actual device performance in their specific applications. crh0603/crh0805/crh1206 - chip resistors crh0805 crh1206 e-96 marking value = 44.2k ohms crh0603 eia-96 marking 1 % marking value = 12.4k ohms marking explanation e-96: 4 digits, first three digits are significant, fourth digit is number of zeros to follow. letter r is decimal point. 0603 e-96: eia-96 marking (see table below). resistor markings eia-96 marking for crh0603, 1 % code r value code r value code r value code r value code r value code r value code r value code r value 01 100 13 133 25 178 37 237 49 316 61 422 73 562 85 750 02 102 14 137 26 182 38 243 50 324 62 432 74 576 86 768 03 105 15 140 27 187 39 249 51 332 63 442 75 590 87 787 04 107 16 143 28 191 40 255 52 340 64 453 76 604 88 806 05 110 17 147 29 196 41 261 53 348 65 464 77 619 89 825 06 113 18 150 30 200 42 267 54 357 66 475 78 634 90 845 07 115 19 154 31 205 43 274 55 365 67 487 79 649 91 866 08 118 20 158 32 210 44 280 56 374 68 499 80 665 92 887 09 121 21 162 33 215 45 287 57 383 69 511 81 681 93 909 10 124 22 165 34 221 46 294 58 392 70 523 82 698 94 931 11 127 23 169 35 226 47 301 59 402 71 536 83 715 95 953 12 130 24 174 36 232 48 309 60 412 72 549 84 732 96 976 this table shows the first two digits for the three-digit eia-96 part marking scheme. the third character is a letter multiplie r: y=10 -2 x=10 -1 a=10 0 b=10 1 c=10 2 d=10 3 e=10 4 f=10 5 how to order crh 1206 - f w - 1024 e lf model (crh = chip resistor high value) size 0603 0805 1206 resistance tolerance f = ? % tcr (ppm/?) w = ?00 resistance value ? %, 1.02 megohms through 10 megohms ......first three digits are significant, fourth digit represents number of zeros to follo w (example: 1024 = 1.02 megohms). packaging e = paper tape (5,000 pcs.) on 7 ?plastic reel termination lf = tin-plated (rohs compliant) rev. 02/08
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