Resistors High Surge Film TM TM Metal Glaze Surface Mount Metal Glaze lm element HSF red at 1000C to solid ceramic High Surge Film HSF Series TM Surface Mount Metal Glaze 150C maximum operating temperature High TM Metal Glaze temperature RoHS - compatible components available thick lm element dielectric red at 1000C coating to solid ceramic Up to triple the surge rating of the rugged CHP1 Solder over 1 Watt and 1/2 Watt power rating nickel barrier Replaces costly surface-mount wirewound resistors 150C maximum operating temperature RoHS - Compatible Components Available High temperature Up to triple the surge rating of the rugged CHP1 dielectric Replaces costly surface-mount wirewound resistors coating All Pb-All Pb-frfreeee parts c parts comply omply with EU Dirwith EU Directivective e 2011/65/EU amended b2011/65/EU amended by y (EU) 2015/863 (R(EU) 2015/863 (RoHS3)oHS3) Solder over nickel barrier Electrical Data Maximum Resistance Tolerance TCR Product Industry Working Type Power Rating Range () (%) (ppm/C) Category Footprint Voltage 5R9, 6R8, 11R, 27R, 1 2512 HSF-1 1W 70C 350 10 200 High Surge 12R, 68R, 270R 1 3612 HSF-2 2W 25C 500 8R2, 22R, 300R 10 200 High Surge Note 1 Standard TCR is 200ppm/C. TCR of 100ppm/C is available at selected values on request. Environmental Data Characteristics Maximum Change Test Method Temperature Coef cient As speci ed MIL-R-55342H Par 4.7.9 (-55C +125C) Thermal Shock 0.5% +0.01 ohm MIL-R-55342H Par 4.7.3 (-65C +150C, 5 cycles) Low Temperature Operation 0.25% +0.01 ohm MIL-R-55342H Par 4.7.4 (-65C working voltage) MIL-R-55342H Par 4.7.5 Short Time Overload 0.5% +0.01 ohm 2.5 x P x R for 5 seconds High Temperature Exposure 0.5% +0.01 ohm MIL-R-55342H Par 4.7.6 (+150C for 100 hours) Resistance to Bonding 0.25% +0.01 ohm MIL-R-55342H Par 4.7.7 (re ow soldered to board at 260C for 10 seconds) Exposure Solderability 95% min. coverage MIL-STD-202, Method 208 (245C for 5 seconds) Moisture Resistance 0.5% +0.01 ohm MIL-R-55342H Par 4.7.8 (10 cycles, total 240 hours) Life Test 0.5% +0.01 ohm MIL-R-55342H Par 4.7.10 (2000 hours at 70C intermittent) 1% +0.01 ohm Terminal Adhesion Strength 1200 gram push from underside of mounted chip for 60 seconds no mechanical damage Chip mounted in center of 90mm long board, de ected 5mm so 1% +0.01 ohm Resistance to Board bending no mechanical damage as to exert pull on chip contacts for 10 seconds General Note General Note BI Technologies IRC Welwyn TT Electronics reserves the right to make changes in product specification without notice or liability. 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. All information is subject to TT Electronics own data and is considered accurate at time of going to print. A subsidiary of www.ttelectronics.com/resistors TT electronics plc Wire and Film Technologies Division 4222 South Staples Street Corpus Christi Texas 78411 USA T TT Electronics plcelephone: 361 992 7900 Facsimile: 361 992 3377 Website: www.irctt.com HSF-1 Series Issue October 2010 Sheet 1 of 4 06.18HSF High Surge Film Surface Mount Metal Glaze High Surge Film TM HSF Series Surface Mount Metal Glaze Physical Data L C W Dimensions (Inches and (mm)) Industry L W C Type Footprint (Length) (Width/Diameter) (Termination Width) 0.251 0.010 0.079 0.006 0.040 0.010 2512 HSF-1 (6.38 0.25) (2.01 0.15) (1.02 0.25) 0.367 0.010 0.105 0.006 0.050 0.010 3612 HSF-2 (9.32 0.25) (2.67 0.15) (1.27 0.25) Recommended Solder Pad Dimensions (Re ow): F A C A B E D Dimensions (Inches and mm)) Industry Footprint ABC D E F 0.121 0.126 0.127 0.183 0.040 0.369 HSF 1 2512 (3.07) (3.20) (3.23) (4.65) (1.02) (9.37) 0.17 0.16 0.213 0.273 0.044 0.553 HSF 2 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 HSF-1 Series Issue October 2010 Sheet 2 of 4 General Note BI Technologies IRC Welwyn 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.ttelectronics.com/resistors TT Electronics plc 06.18