? 2012 littelfuse, inc. speci?cations are subject to change without notice. surface mount fuses 460 series pico ? smf fuse > 460 series please refer to www.littelfuse.com/series/460.html for current information. 460 series 460 series pico ? slo-blo ? surface mount fuse description agency approvals agency agency file number ampere range e10480 0.375a - 5a lr29862 0.375a - 5a ps e nbk030205-e10480b 1a - 5a electrical characteristics for series features % of ampere rating opening time 100% 4 hours, minimum 20 0% 1 second, min.; 120 seconds, max. 300% 0.2 second, min.; 3 seconds, max. 800% 0.02 second, min.; 0.1 second, max. the 460 series slo-blo ? smf is based on littelfuse pico ? fuse through-hole technology, though offered in a surface mount package. this series of devices meets the requirements of the rohs directive. electrical speci?cations by item ampere rating (a) amp code max voltage rating (v) interrupting rating nominal cold resistance (ohms) nominal melting i 2 t (a 2 sec) agency approvals ps e 0.375 .375 125 50 a @125 vac 50 a @125 vdc 1.7400 0.085 x x 0.500 .500 125 1.1900 0.210 x x 0.750 .750 125 0.4970 0.760 x x 1.00 001. 125 0.3000 2.01 x x x 1.50 01.5 125 0.1160 3.94 x x x 2.00 002. 125 0.0710 7.60 x x x 2.50 02.5 125 0.0520 13.0 x x x 3.00 003. 125 0.0380 21.0 x x x 3.50 03.5 125 0.0240 26.8 x x x 4.00 004. 125 0.0194 35.0 x x x 5.00 005. 125 0.0133 54.8 x x x applications t 8 j s f m f t t c b t f t u b u j p o t / f u x p s l f r v j q n f o u t 5 f m f d p n f r v j q n f o u t 4 m p x # m p x t ) j h i j o s v t i d v s s f o u x j u i t u b o e d b q b c j m j u z t 8 j e f d v s s f o u s b u j o h s b o h f " u p " t 8 j e f p q f s b u j o h u f n q f s b u v s f s b o h f t 3 p ) 4 d p n q m j b o u ps e revised: april 24, 2012
introduction to circuit protection introduction to circuit protection transientology ? 2012 littelfuse, inc. speci?cations are subject to change without notice. surface mount fuses 460 series pico ? smf fuse > 460 series please refer to www.littelfuse.com/series/460.html for current information. materials body: molded thermoplastic terminations: 100% tin-plated copper (460 series) solderability mil-std-202, method 208 product marking body: brand logo, current rating, voltage rating, series code, date code, agency approved logo moisture sensitivity level level 1 j-std - 020c operating temperature C55c to 125c product characteristics shock mil-std-202, method 213, test condition i (100 gs peak for 6 msecs.) vibration mil-std-202, method 201 (10C55 hz, 0.06 inch total excursion) salt spray mil-std-202, method 101, test condition b (48 hours) insulation resistance (after opening) mil-std-202, method 302, (10,000 ohms minimum at 100 volts) thermal shock mil-std-202, method 107, test condition b (C65c to 125c) moisture resistance mil-std-202, method 106, high humidity (90-98 rh), heat (65c) average time current curves 1000 100 10 1 0.1 0.01 10 current in amperes time in seconds 1000 100 0.1 1 0.05 5a 4a 3.5a 3a 2.5a 2a 1.5a 1a .750a .500a .375a soldering parameters temperature rerating curve / p u f 1. rerating depicted in this curve is in addition to the standard rerating of 25% for continuous operation. wave soldering 260c, 3 seconds max. re?ow soldering 230c, 30 seconds max.
? 2012 littelfuse, inc. speci?cations are subject to change without notice. surface mount fuses 460 series pico ? smf fuse > 460 series please refer to www.littelfuse.com/series/460.html for current information. 460 series dimensions packaging part numbering system packaging option packaging speci?cation quantity quantity & packaging code 12mm t ape and reel eia rs-481-1 (iec 286, part 3) 500 ur 12mm tape and reel eia rs-481-1 (iec 286, part 3) 2500 er 4.32 (.170") 5 a 1 2 5 v l f 4 6 0 b 3 ? ? 3.05 (.120") 2.97 (.117") 7.24(.285") ref. 8.26 (.325") 1.65 (.065") 4.95 (.195") 1.30(.051") ref. 2.03 (.080") recommended pad layout 0 4 60 .500 ur series packaging code r = tape and reel amp code refer to electrical characteristics table quantity code ur = 5 00 pcs er = 2 5 00 pcs example: 1 amp product is 0460 .001 ur (.5 amp q s p e v d u t i p x o b c p w f
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