general note irc reserves the right to make changes in product speci?cation without notice or liability. all information is subject to ircs own data and is considered accurate at time of going to print. a subsidiary of tt electronics plc ? 4222 south staples street ? corpus christi texas 78411 usa ? irc wire and film technologies division telephone: 361 992 7900 ? facsimile: 361 992 3377 ? website: www.irctt.com metal glaz e ? thic k film element fired at 1000c to solid ceramic substrat e high temperature dielectr ic coating solder ov er ni cke l barr ier metal glaze? cylindrical surface mount power resistors electrical data chp series ? up to 2 watts ? up to 1000 volts ? 0.2 ohm to 2.2 megohm range ? rohs-compliant version available ? 150c maximum operating temperature environmental data size code1 industry footprint irc type maximum power rating working voltage2 maximum voltage resistance range (ohms)3 tolerance (%)3 tcr (ppm/c)3 product category b 1206 chp 1/8 1/4w @ 70c 200 400 0.1 to 0.99 1, 2, 5 100 low range 1.0 to 1.0 m 1, 2, 5 50, 100 standard 20 to 348k 0.25, 0.5 50, 100 tight tolerance d 2010 chp 1/2 1/2w @ 70c 300 600 0.1 to 0.99 1, 2, 5 100 low range 1.0 to 348k 1, 2, 5 50, 100 standard f 2512 chp 1 1w @ 70c 350 700 0.1 to 0.99 1, 2, 5 100 low range 1.0 to 2.21m 1, 2, 5 50, 100 standard 20 to 348k 0.25, 0.5 50, 100 tight tolerance h 3610 chp 2 2w @ 25c 1.33w @ 70c 500 1000 0.2 to 0.99 1, 2, 5 100 low range 1.0 to 2.21m 1, 2, 5 50, 100 standard 1see page 8 for product dimensions, recommended solder pads, and standard packaging. 2not to exceed p x r 3consult factory for tighter tcr, tolerance, or resistance values. characteristics maximum change test method temperature coef?cient as speci?ed mil-r-55342e par 4.7.9 (-55c + 125c) thermal shock 0.5% + 0.01 ohm mil-r-55342e par 4.7.3 (-65c + 150c, 5 cycles) low temperature operation 0.25% + 0.01 ohm mil-r-55342e par 4.7.4 (-65c @ working voltage) short time overload 0.5% + 0.01 ohm 1% for r>100k ohm mil-r-55342e par 4.7.5 2.5 x for 5 seconds high temperature exposure 0.5% + 0.01 ohm mil-r-55342e par 4.7.6 (-150c for 100 hours) resistance to bonding 0.25% + 0.01 ohm mil-r-55342e par 4.7.7 (re?ow soldered to board at 260c for 10 seconds) exposure 95% minimum coverage mil-std-202, method 208 (245c for 5 seconds) solderability 0.5% + 0.01 ohm mil-r-55342e par 4.7.8 (10 cycles, total 240 hours) moisture resistance 0.5% + 0.01 ohm mil-r-55342e par 4.7.10 (2000 hours at 70c intermittent) life test terminal adhesion strength 1% + 0.01 ohm no mechanical damage 1200 gram push from underside of mounted cchip for 60 seconds 1% + 0.01 ohm no mechanical damage chip mounted in center of 90mm long board, de?ected 1mm so as to exert pull on chip contacts for 5 seconds chp series issue september 2008 sheet 1 of 3
? 4222 south staples street ? corpus christi texas 78411 usa ? irc wire and film technologies division telephone: 361 992 7900 ? facsimile: 361 992 3377 ? website: www.irctt.com irc advanced film division physical data size code industry footprint actual size dimensions (inches and (mm) l w c b 1206 0.128 0.007 (3.25 0.18) 0.057 0.006 (1.45 0.15) 0.020 0.010 (0.51 0.25) c 1206 0.128 0.007 (3.25 0.18) 0.063 0.010 (1.60 0.25) 0.020 0.010 (0.51 0.25) d 2010 0.200 0.010 (5.08 0.25) 0.079 0.006 (2.01 0.15) 0.030 0.010 (0.761 0.25) e 2010 0.200 0.010 (5.08 0.25) 0.105 0.006 (2.67 0.15) 0.040 0.015 (1.02 0.38) f 2512 0.251 0.010 (6.38 0.25) 0.079 0.006 (2.01 0.15) 0.040 0.010 (1.02 0.25) h 3610 0.367 0.010 (9.32 0.25) 0.105 0.006 (2.67 0.15) 0.050 0.010 (1.27 0.25) recommended solder pad dimensions (re?ow): size code industry footprint dimensions (inches and mm)) a b c d e f b & c 1206 0.076 (1.93) 0.093 (2.36) 0.058 (1.47) 0.098 (2.49) 0.032 (0.81) 0.211 (5.36) d 2010 0.111 (2.82) 0.126 (3.20) 0.096 (2.44) 0.152 (3.86) 0.040 (1.02) 0.318 (8.08) e 2010 0.170 (4.32) 0.160 (4.06) 0.072 (1.83) 0.132 (3.35) 0.044 (1.12) 0.412 (10.46) f 2512 0.121 (3.07) 0.126 (3.20) 0.127 (3.23) 0.183 (4.65) 0.040 (1.02) 0.369 (9.37) h 3610 0.170 (4.32) 0.160 (4.06) 0.213 (5.41) 0.273 (6.93) 0.044 (1.12) 0.553 (14.05) f e b d a c a l c w metal glaze? cylindrical surface mount power resistors chp series issue september 2008 sheet 2 of 3
? 4222 south staples street ? corpus christi texas 78411 usa ? irc wire and film technologies division telephone: 361 992 7900 ? facsimile: 361 992 3377 ? website: www.irctt.com irc advanced film division size code industry footprint reel diameter* quantity per reel carrier tape width component pitch b & c 1206 7 2,500 max. 8mm 4mm 13 10,000 max. d 2010 7 1,500 max. 12mm 4mm 13 5,000 max. e 2010 7 1,500 max. 12mm 4mm 13 5,000 max. f 2512 13 5,000 max. 12mm 4mm h 3610 7 1,500 max. 24mm 4mm *the 13 reel is considered standard and will be supplied unless otherwise speci?ed. sample part no. irc type (chp 1/8, chp 1/2, chp 1, or chp 2) temperature coef?cient (50 ppm, 100 ppm) resistance value (100 ohms and greater - first 3 signi?cant digits plus 4th digit multiplier) example: 100 ohms = 1000, 1000 ohms = 1001, 150,000 ohms = 1503 (less than 100 ohms - "r" is used to designate decimal) example: 51 ohms = 51r0, 1 ohm = 1r00, 0.25 ohms = r250 tolerance (c = 0.25%, d = 0.5%, f = 1.0%; g = 2.0%; j = 5.0%) packaging code* (blk = bulk, 7 = 7" reel, 13 = 13" reel) lead free construction ordering data chp 1 - 100 2203 f 13 lf 30 40 50 60 70 80 90 100 110 120 130 140 150 % of rated power 100 80 60 40 20 0 ambient temperature (c) chp 1/8, 1/2, 1 chp 2 power derating curve repetitive surge curve 0.0001 0.0010 0.0100 0.1000 1.0000 .1msec 1msec 10msec 100msec 10000msec peak power (watts) surge or pulse duration (seconds) chp 1 chp 2 chp 1/8 1000 100 10 1 note: use for repetitive pulses where the average power dissipation is not to exceed the component rating at 70c. surge handling capacity for low-repetitive surges may be signi?cantly greater than shown above. contact factory for recommendations. metal glaze? cylindrical surface mount power resistors chp series issue september 2008 sheet 3 of 3 standard reel packaging per eia-481:
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