features fast tripping resettable circuit protection surface mount packaging for automated assembly small footprint size (1210) rohs compliant* and halogen free** agency recognition* applications game consoles pc motherboards usb port protection - usb 2.0, 3.0 & otg hdmi 1.4 source protection ieee 1394 ports mobile phones digital cameras mf-usmf series - ptc resettable fuses * rohs directive 2002/95/ec jan. 27, 2003 including annex and rohs recast 2011/65/eu june 8, 2011. ** bourns follows the prevailing de nition of ?alogen free?in the industry. bourns considers a product to be ?alogen free?if (a) the bromine (br) content is 900 ppm or less; (b) the chlorine (cl) content is 900 ppm or less; and (c) the total bromine (br) and chlorine (cl) content is 1500 ppm or less.speci cations are subject to change without notice. the device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. users should verify actual device performance in their speci c applications. environmental characteristics operating temperature ......................................... -40 ? to +85 ? maximum device surface temperature in tripped state .................................................... 125 ? passive aging ....................................................... +85 ?, 1000 hours ....................................... ........ ? % typical resistance change humidity aging...................................................... +85 ?, 85 % r.h. 1000 hours ............................. 5 % typical resistance change thermal shock ..................................................... +85 ? to -40 ?, 20 times ................................. ... ?0 % typical resistance change solvent resistance ............................................... mil-std-202, method 215 ................................... no change vibration ............................................................... mil-std-883c, method 2007.1, ........................... no change condition a electrical characteristics model v max. volts i max. amps i hold i trip resistance max. time to trip tripped power dissipation amperes at 23 ? ohms at 23 ? amperes at 23 ? seconds at 23 ? watts at 23 ? hold trip r min. r 1max. typ. mf-usmf005 30 10 0.05 0.15 2.800 50.000 0.25 1.50 0.6 mf-usmf010 30 10 0.10 0.30 0.800 15.000 0.50 0.60 0.6 mf-usmf020 30 10 0.20 0.40 0.400 5.000 8.00 0.02 0.6 mf-usmf035 6 40 0.35 0.75 0.200 1.300 8.00 0.20 0.6 mf-usmf050 13.2 40 0.50 1.00 0.180 0.900 8.00 0.10 0.6 mf-usmf075 6 40 0.75 1.50 0.070 0.450 8.00 0.10 0.6 mf-usmf110 6 40 1.10 2.20 0.050 0.210 5.00 1.00 0.6 mf-usmf150 6 40 1.50 3.00 0.030 0.110 5.00 5.00 0.6 MF-USMF175X*** 6 40 1.75 3.50 0.020 0.090 8.00 1.00 0.7 *** csa approval pending. test procedures and requirements for model mf-usmf series test test conditions accept/reject criteria visual/mech. ......................................................... verify dimensions and materials ......................... .. per mf physical description resistance ............................................................ in still air @ 23 ? ................................... .............. rmin r r1max time to trip ........................................................... at speci ed 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 arcing or burning trip endurance ..................................................... vmax, 48 hours ..................................................... no arcing or burning solderability .......................................................... ansi/j-std-002 ........................................ ........... 95 % min. coverage ul file number .................................................... e174545 http://www.ul.com/ follow link to certi cations, then ul file no., enter e174545 csa file number .................................................. ca110338 http://directories.csa-international.org/ under ?erti cation record?and ?ile number? enter 110338-0-000 t?v certi cate number ....................................... r 02057213 http://www.tuvdotcom.com/ follow link to ?ther certi cates? enter file no. 2057213 *rohs compliant
speci cations are subject to change without notice. the device characteristics and parameters in this data sheet can and do vary in different applications and actual device perfor mance may vary over time. users should verify actual device performance in their speci c applications. mf-usmf series - ptc resettable fuses product dimensions dimensions: mm (inches) model abcd min. max. min. max. min. max. min. mf-usmf005 3.00 (0.118) 3.43 (0.135) 2.35 (0.093) 2.80 (0.110) 0.80 (0.031) 1.1 (0.043) 0.30 (0.012) mf-usmf010 3.00 (0.118) 3.43 (0.135) 2.35 (0.093) 2.80 (0.110) 0.80 (0.031) 1.1 (0.043) 0.30 (0.012) mf-usmf020 3.00 (0.118) 3.43 (0.135) 2.35 (0.093) 2.80 (0.110) 0.80 (0.031) 1.1 (0.043) 0.30 (0.012) mf-usmf035 3.00 (0.118) 3.43 (0.135) 2.35 (0.093) 2.80 (0.110) 0.55 (0.022) 0.85 (0.033) 0.30 (0.012) mf-usmf050 3.00 (0.118) 3.43 (0.135) 2.35 (0.093) 2.80 (0.110) 0.55 (0.022) 0.85 (0.033) 0.30 (0.012) mf-usmf075 3.00 (0.118) 3.43 (0.135) 2.35 (0.093) 2.80 (0.110) 0.55 (0.022) 0.85 (0.033) 0.30 (0.012) mf-usmf110 3.00 (0.118) 3.43 (0.135) 2.35 (0.093) 2.80 (0.110) 0.55 (0.022) 0.85 (0.033) 0.30 (0.012) mf-usmf150 3.00 (0.118) 3.43 (0.135) 2.35 (0.093) 2.80 (0.110) 0.40 (0.016) 0.85 (0.033) 0.30 (0.012) MF-USMF175X 3.00 (0.118) 3.43 (0.135) 2.35 (0.093) 2.80 (0.110) 0.40 (0.016) 0.85 (0.033) 0.30 (0.012) packaging: 3000 pcs. per reel. terminal material: electroless ni under immersion au termination pad solderability: standard au nish: meets ansi/j-std-002 category 2. recommended storage: 40 ? max./70 % rh max. a b c top and bottom view side view d 160?20 300 250 200 150 100 50 0 10?0 temperature ( c) 120 preheating soldering cooling time (seconds) solder re ow recommendations notes: ? mf-usmf models cannot be wave soldered. ?if re ow temperatures exceed the recommended pro le, devices may not meet the performance requirements. ? compatible with pb and pb-free solder re ow pro les. ? excess solder may cause a short circuit, especially during hand soldering. please refer to the multifuse polymer ptc soldering recommendation guidelines. recommended pad layout 2.5 ?0.1 (.098 ?.004) 2.0 ?0.1 (.079 ?.004) 1.0 ?0.05 (.039 ?.002) 1.0 ?0.05 (.039 ?.002)
?freexpansion design? is a trademark of bourns, inc. speci? cations are subject to change without notice. the device characteristics and parameters in this data sheet can and do vary in different applications and actual device perfor mance may vary over time. users should verify actual device performance in their speci? c applications. mf-usmf series - ptc resettable fuses typical time to trip at 23 ?c the time to trip curves represent typical performance of a device in a simulated application environment. actual performance in speci c customer applications may differ from these values due to the in uence of other variables. thermal derating chart - i hold (amps) model ambient operating temperature -40 ?c -20 ?c 0 ?c 23 ?c 40 ?c 50 ?c 60 ?c 70 ?c 85 ?c mf-usmf005 0.08 0.07 0.06 0.05 0.04 0.04 0.03 0.03 0.02 mf-usmf010 0.15 0.13 0.12 0.10 0.09 0.08 0.07 0.06 0.05 mf-usmf020 0.32 0.28 0.24 0.20 0.18 0.16 0.14 0.12 0.10 mf-usmf035 0.51 0.46 0.40 0.34 0.30 0.27 0.24 0.22 0.18 mf-usmf050 0.76 0.66 0.58 0.48 0.42 0.38 0.35 0.29 0.23 mf-usmf075 1.10 0.97 0.86 0.72 0.64 0.58 0.55 0.47 0.39 mf-usmf110 1.60 1.42 1.26 1.10 0.94 0.86 0.80 0.70 0.58 mf-usmf150 2.30 2.02 1.76 1.43 1.24 1.11 1.00 0.85 0.65 MF-USMF175X 2.80 2.45 2.10 1.75 1.55 1.45 1.35 1.25 1.10 0.001 0.01 0.1 1 10 100 0.1 1 10 100 fault current (amps) time to trip (seconds) mf-usmf010 mf-usmf020 mf-usmf035 mf-usmf050 mf-usmf150 MF-USMF175X mf-usmf110 mf-usmf075 mf-usmf005 how to order mf - usmf 010 x - 2 multifuse product designator series usmf = 1210 surface mount component hold current, ihold 005-175 (0.05-1.75 amps) multifuse freexpansion design packaging packaged per eia 481-1 -2 = tape and reel typical part marking represents total content. layout may vary. part identification: mf-usmf005 = 0 mf-usmf010 = 1 mf-usmf020 = 2 mf-usmf035 = 3 mf-usmf050 = 4 mf-usmf075 = 5 mf-usmf110 = 6 mf-usmf150 = 8 MF-USMF175X = 9 biweekly date code: week 1 and 2 = a week 51 and 52 = z 6 a underscore signifies halogen free compliance mf-usmf series, rev. n, 09/13
mf-usmf series tape dimensions per eia 481-2 w 8.0 0.3 (0.315 0.012) p 0 4.0 0.1 (0.157 0.004) p 1 4.0 0.1 (0.157 0.004) p 2 2.0 0.05 (0.079 0.002) a 0 2.76 0.10 (0.109 0.004) b 0 3.50 0.10 (0.138 0.004) b 1 max. 4.35 (0.171) d 0 1.5 + 0.1/-0.0 (0.059 + 0.004/-0) f 3.5 0.05 (0.138 + 0.002) e 1 1.75 0.10 (0.069 0.004) e 2 min. 6.25 (0.246) t max. 0.6 (0.024) t 1 max. 0.1 (0.004) k 0 1.07 0.10 (0.042 0.004) leader min. 390 (15.35) trailer min. 160 (6.30) reel dimensions a max. 185 (7.283) n min. 50 (1.97) w 1 8.4 + 1.5/ -0.0 (0.331 + 0.059/-0) w 2 max. 14.4 (0.567) mf-usmf series tape and reel speci cations speci cations are subject to change without notice. the device characteristics and parameters in this data sheet can and do vary in different applications and actual device perfor mance may vary over time. users should verify actual device performance in their speci c applications. dimensions: mm (inches) 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 e 2 e 1 w
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