Resistors Make Possible Cylindrical Surface Mount MetalGlaze Compliant-Terminal Resistors SMC Series SMC SeriesCylindrical Surface Mount Metal Glaze Lead free, RoHS compliant Compliant-Terminal Resistors Uses standard IRC 2512, 3610 solder pads Ideal for automotive and ot her harsh thermal applications Lead free, RoHS compliant Uncompromising Metal Gla ze performance gives Uses standard IRC 2512, 3610 solder pads Ideal for automotive and other harsh thermal applications excellent surge performance Uncompromising Metal Glaze performance gives excellent Cappe d terminals provide mechanical compliance-relief surge performance from board vs. component TCE mismatch Capped terminals provide mechanical compliance-relief from AllAll partsparts araree Pb-Pb-frfreeee andand ccomplyomply withwith EUEU DirDirectivectivee 2011/65/EU2011/65/EU (R(RoHS2)oHS2) board vs. component TCE mismatch Electrical Data Industry Resistance Operating Maximum IRC Power Rating Tolerance TCR Standard Range Voltage Voltage 1 Type (Watts) (%) (ppm/C) Footprint (Ohms) (V) (V) 1.0 to 10 5 200 SMC-1 2512 1.0 70C 350 700 10 - 1 M 1, 2, 5 100 2.0 25C 1.0 to 10 5 200 SMC-2 3610 500 1000 1.33 70C 10 - 1 M 1, 2, 5 100 Notes: 1 For tolerances below 1%, please contact factory. Environmental Data Characteristics Maximum Change Test Method MIL-PRF-55342E Par 4.7.9 Temperature Coef cient (ppm/C) As speci ed (-55C to +125C) 2.0% +0.01 (R 10) MIL-PRF-55342E Par 4.7.3 Thermal Shock 1.0% +0.01 (R > 10) (-65C to +150C) 1.0% +0.01 (R 10) MIL-PRF-55342E Par 4.7.4 Low Temperature Operation 0.5% +0.01 (R > 10) (-65C working voltage) 1.0% +0.01 (R 10) MIL-PRF-55342E Par 4.7.5 Short Time Overload 0.5% +0.01 (R > 10) (2.5 x PxR for 5 seconds) 1.0% +0.01 (R 10) MIL-PRF-55342E Par 4.7.6 High Temperature Exposure 0.5% +0.01 (R > 10) (+150C for 100 hours) 1.0% +0.01 (R 10) MIL-PRF-55342E Par 4.7.7 Resistance to Bonding 0.5% +0.01 (R > 10) (Re ow soldered to board 260C for 10 seconds) MIL-STD-202, Method 208 Solderability 95% minimum coverage (245C for 5 seconds) 1.0% +0.01 (R 10) MIL-PRF-55342E Par 4.7.8 Moisture Resistance 0.5% +0.01 (R > 10) (10 cycles, total 240 hours) 1.0% +0.01 (R 10) MIL-PRF-55342E Par 4.7.10 Life Test 0.5% +0.01 (R > 10) (2000 hours 70C intermittent) 1% +0.01 1200 gram push from underside of Terminal Adhesion Strength no mechanical damage mounted chip for 60 seconds Chip mounted in center of 90mm long board, 1% +0.01 Resistance to Board Bending de ected 5mm so as to exert pull on chip contacts no mechanical damage for 10 seconds Operating Temperature -55C to +150C General NoteGeneral Note IRC reserves the right to make changes in product speci cation without notice or liability. TT Electronics reserves the right to make changes in product specification 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 All information is subject to TT Electronics own data and is considered accurate at time of going to print. TT electronics plc www.ttelectronicsresistors.com Wire and Film Technologies Division 4222 South Staples Street Corpus Christi Texas 78411 USA Telephone: 361 992 7900 Facsimile: 361 992 3377 Website: www.irctt.com SMC Series Issue March 2010 Sheet 1 of 3 TT Electronics plc 07.14CylindricCylindral Surfical Surface Mount ace Mount Metal Glaze Compliant-Terminal Resistors Make Possible Metal Glaze Compliant SMC Series Terminal Resistors Physical Data L C W Dimensions (Inches and (mm)) Industry L W C IRC Type Footprint (Length) (Width/Diameter) (Termination Width) 0.250 0.010 0.122 0.003 0.060 0.010 2512 SMC-1 (6.35 0.25) (3.10 0.08) (1.50 0.25) 0.367 0.010 0.122 0.003 0.060 0.010 3610 SMC-2 (9.32 0.25) (3.10 0.08) (1.50 0.25) Recommended Solder Pad Dimensions (Re ow): F A A C B E D Dimensions (Inches and mm)) Industry Footprint ABCD E F 0.121 0.126 0.127 0.183 0.040 0.369 2512 (3.07) (3.20) (3.23) (4.65) (1.02) (9.37) 0.170 0.160 0.213 0.273 0.044 0.553 3610 (4.32) (4.06) (5.41) (6.93) (1.12) (14.05) Wire and Film Technologies Division 4222 South Staples Street Corpus Christi Texas 78411 USA Telephone: 361 992 7900 Facsimile: 361 992 3377 Website: www.irctt.com SMC Series Issue March 2010 Sheet 2 of 3 General Note TT Electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT Electronics own data and is considered accurate at time of going to print. www.ttelectronicsresistors.com TT Electronics plc 07.14