* 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. electrical characteristics max. time tripped i hold i trip to trip power resistance dissipation model amperes ohms amperes seconds watts v max. i max. at 23 c at 23 c at 23 c at 23 c at 23 c volts amps hold trip r min. r 1max. typ. mf-psmf010x 15 40 0.10 0.30 1.0 7.5 0.5 1.5 0.5 mf-psmf020x 9 40 0.20 0.50 0.65 3.5 8.00 0.02 0.5 mf-psmf035x 6 40 0.35 0.75 0.250 1.200 8.00 0.10 0.5 mf-psmf050x 6 40 0.50 1.00 0.150 0.900 8.00 0.10 0.5 mf-psmf075x 6 40 0.75 1.50 0.090 0.350 8.00 0.20 0.6 mf-psmf110x 6 40 1.10 2.20 0.060 0.210 8.00 0.30 0.6 operating temperature ......................................-40 ? to +85 ? maximum device surface temperature in tripped state ................................................125 ? passive aging......................................................+85 ?, 1000 hours ....................................? % t ypical resistance change humidity aging....................................................+85 ?, 85 % r.h. 1000 hours ..................? % typical re sistance change thermal shock ....................................................+85 ? to -40 ?, 20 times ........................?0 % typica l resistance change solvent resistance ............................................mil-std-202, method 215 ........................no change vibration ..............................................................mil-std-883c, method 2007.1, ................no change condition a environmental characteristics test test conditions accept/reject criteria visual/mech.....................................verify dimensions and materials ....................................per mf physi cal description resistance ......................................in still air @ 23 ?........................................................... .rmin r r1max time to trip ....................................at specified current, vmax, 23 ? ..................................t max. time to trip (seconds) hold current ..................................30 min. at ihold ..............................................................no trip trip cycle life ................................vmax, imax, 100 cycles ..................................................no arcin g or burning trip endurance ................................vmax, 48 hours ..............................................................no ar cing or burning solderability ....................................ansi/j-std-002 ............................................................95 % min. coverage ul file number ..................................e174545 http://www.ul.com/ follow link to certifications, then ul file no., enter e174545 test procedures and requirements for model mf-psmf series mf-psmf series - ptc resettable fuses features compact design to save board space - 0805 footprint small size results in very fast time to react to fault events low profile rohs compliant* agency recognition: applications usb port protection - on the go and 2.0 pc motherboards - plug and play protection mobile phones - battery and port protection pdas / digital cameras game console port protection thermal derating chart - i hold (amps) ambient operating temperature model -40 c -20 c0 c 23 c 40 c 50 c 60 c 70 c 85 c mf-psmf010x 0.15 0.13 0.12 0.10 0.09 0.08 0.07 0.06 0.05 mf-psmf020x 0.20 0.25 0.23 0.20 0.17 0.14 0.12 0.10 0.07 mf-psmf035x 0.47 0.44 0.39 0.35 0.30 0.27 0.24 0.20 0.14 mf-psmf050x 0.68 0.62 0.55 0.50 0.40 0.37 0.33 0.29 0.23 mf-psmf075x 1.00 0.90 0.79 0.75 0.63 0.57 0.53 0.42 0.35 mf-psmf110x 1.45 1.35 1.20 1.10 0.92 0.84 0.75 0.65 0.52 *rohs compliant
specifications are subject to change without notice. customers should verify actual device performance in their specific applications. product dimensions packaging: 3000 pcs. per reel. mf-psmf series - ptc resettable fuses a b c d model min. max. min. max. min. max. min. mf-psmf010x 2.00 2.30 1.20 1.50 0.48 0.85 0.20 (0.079) (0.091) (0.047) (0.059) (0.019) (0.033) (0.008) mf-psmf020x 2.00 2.30 1.20 1.50 0.48 0.85 0.20 (0.079) (0.091) (0.047) (0.059) (0.019) (0.033) (0.008) mf-psmf035x 2.00 2.30 1.20 1.50 0.48 0.85 0.20 (0.079) (0.091) (0.047) (0.059) (0.019) (0.033) (0.008) mf-psmf050x 2.00 2.30 1.20 1.50 0.48 0.85 0.20 (0.079) (0.091) (0.047) (0.059) (0.019) (0.033) (0.008) mf-psmf075x 2.00 2.30 1.20 1.50 0.75 1.25 0.20 (0.079) (0.091) (0.047) (0.059) (0.030) (0.049) (0.008) mf-psmf110x 2.00 2.30 1.20 1.50 0.75 1.25 0.20 (0.079) (0.091) (0.047) (0.059) (0.030) (0.049) (0.008) mm (inches) unit = terminal material: nickel/gold plated. termination pad solderability: standar d au finish: meets ansi/j-std-002 category 2. recommended storage: 40 ? max./70 % rh max. a b 1.50 ?0.10 (.059 ?.004) c top view bottom view side view recommended pad layout d 4 1.20 ?0.10 (.047 ?.004) 1.00 ?0.05 (.039 ?.002) additional features patents pending additional applications automotive electronic control modules how to order mf - psmf 050 x - 2 multifuse product designator series psmf = 0805 surface mount component hold current, i hold 010-110 (0.10 - 1.10 amps) free expansion design packaging packaged per eia 481-1 -2 = tape and reel typical time to trip at 23 c typical part marking represents total content. layout may vary. part identification: mf-psmf010x = 1 mf-psmf020x = 2 mf-psmf035x = 3 mf-psmf050x = 4 mf-psmf075x = 5 mf-psmf110x = 6 biweekly date code will appear on the packaging label: week 1 and 2 = a week 51 and 52 = z 4 the time to trip curves represent typical performance of a device in a simulated application environment. actual performance in specific customer applications may differ from these values due to the influence of other variables. 1 10 0.1 0.01 0.001 1 0.1 10 100 current (amps) time to trip (seconds) mf-psmf050x mf-psmf035x mf-psmf020x mf-psmf010x mf-psmf075x mf-psmf110x
specifications are subject to change without notice. customers should verify actual device performance in their specific applications. mf-psmf series - ptc resettable fuses 160?20 300 250 200 150 100 50 0 10?0 temperature ( c) 120 preheating soldering cooling time (seconds) notes: mf-psmf models cannot be wave soldered. please contact bourns for hand soldering recommendations. if reflow temperatures exceed the recommended profile, devices may not meet the performance requirements. compatible with pb and pb-free solder reflow profiles. mf-psmf series, rev. g, 04/08 asia-pacific: tel: +886-2 2562-4117 ?fax: +886-2 2562-4116 europe: tel: +41-41 768 5555 ?fax: +41-41 768 5510 the americas: tel: +1-951 781-5500 ?fax: +1-951 781-5700 www.bourns.com solder reflow recommendations
mf-psmf010x, mf-psmf020x, mf-psmf035x & mf-psmf075x & mf-psmf050x mf-psmf110x tape dimensions per eia 481-1 per eia 481-1 w p 0 p 1 p 2 a 0 b 0 b 1 max. d 0 f e 1 e 2 min. t max. t 1 max. k 0 leader min. trailer min. reel dimensions a max. n min. w 1 w 2 max. specifications are subject to change without notice. customers should verify actual device performance in their specific applications. mf-psmf series tape and reel specifications b 1 n(hub dia.) (measured at hub) a t cover tape k 0 t 1 a 0 w 2 (measured at hub) w 1 p 1 b 0 f d 0 p 2 p 0 e 2 e 1 w unit = mm (inches) 8.0 0.30 (0.315 0.012) 4.0 0.10 (0.157 0.004) 4.0 0.10 (0.157 0.004) 2.0 0.05 (0.079 0.002) 1.65 0.10 (0.065 0.004) 2.4 0.10 (0.094 0.004) 4.35 (0.171) 1.75 0.10 (0.069 0.004) 6.25 (0.246) 390 (15.35) 3.5 0.05 (0.138 + 0.002) 8.4 + 1.5/ -0.0 (0.331 + 0.059/-0) 1.50 + 0.10/-0.0 (0.059 + 0.004/-0) 0.6 (0.024) 0.10 (0.004) 0.95 0.10 (0.037 0.004) 160 (6.30) 185 (7.28) 50 (1.97) 14.4 (0.567) 8.0 0.30 (0.315 0.012) 4.0 0.10 (0.157 0.004) 4.0 0.10 (0.157 0.004) 2.0 0.05 (0.079 0.002) 1.65 0.10 (0.065 0.004) 2.4 0.10 (0.094 0.004) 4.35 (0.171) 1.75 0.10 (0.069 0.004) 6.25 (0.246) 390 (15.35) 3.5 0.05 (0.138 + 0.002) 8.4 + 1.5/ -0.0 (0.331 + 0.059/-0) 1.50 + 0.10/-0.0 (0.059 + 0.004/-0) 0.6 (0.024) 0.10 (0.004) 1.25 0.10 (0.049 0.004) 160 (6.30) 185 (7.28) 50 (1.97) 14.4 (0.567)
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