38 surface mount fuses subminiature surface mount & dip types flat-pak ? fast acting fuse ordering information fast-acting and slo-blo ? fuse versions of the flat-pak ? fuse designs are available. both designs are available in either a gull-wing surface mount package or a dip configuration for through-hole mounting. these fuse designs feature a 250 vac rating in a low profile, rectangular package. electrical characteristics: % of ampere opening rating time 100% 4 hours, min imum 200% 2 seconds, max imum agency approvals: recognized under the components program of underwriters laboratories and certified by csa. agency file numbers: ul e10480, csa lr 29862. interrupting rating: 50 amperes at 250 vac. environmental specification: operating temperature: C55c to 125c. physical specifications: materials: body: thermoplastic terminations: tin/lead plated copper soldering parameters: wave solder 260c, 3 seconds maximum. reflow solder 215c, 30 seconds maximum. solderability: mil-std-202, method 208. cleaning: board washable in most common solvents. packaging specifications: smf fuses 24mm tape and reel per eia-rs481 (iec 286, part 3); 500 per reel. dip fuses antistatic magazine, 100 per magazine. patented nominal nominal catalog catalog 1 ampere voltage resistance melting i 2 t number number rating rating cold ohms a 2 sec. 202 .062 202 .062g 1/16 250 7.90 0.000220 202 .125 202 .125g 1/8 250 2.45 0.00180 202 .250 202 .250g 1/4 250 0.880 0.0147 202 .500 202 .500g 1/2 250 0.298 0.0363 202 .750 202 .750g 3/4 250 0.166 0.0980 202 001 202 001g 1 250 0.119 0.192 202 01.5 202 01.5g 1 1 / 2 250 0.0701 0.540 202 002 202 002g 2 250 0.0469 1.07 202 02.5 202 02.5g 2 1 / 2 250 0.0455 1.76 202 003 202 003g 3 250 0.0327 1.71 202 004 202 004g 4 250 0.0244 3.00 202 005 202 005g 5 250 0.0174 4.68 1 smf fuse marking includes the letter g next to the series number indicating gull-wing. .372" .250" .165" .021" .400" .135" .012" 6 o 202 flat- pak l f f 2a 250 v pat 4563666 dip configuration (thru-hole) mounting .372" .250" .165" 202g flat- pak l f f 2a 250 v pat 4563666 smf configuration ("gull wing" surface mount) .060" .003" .055" .600" .674 .160 .454 .11 0 recommended pad layout reference dimensions: 100 10 0.1 0.01 0.001 1000 100 10 1 0.1 0.05 1/16a 1/8a 1/4a 1/2a 3/4a 1a 1 1/2a 2a 2 1/2a 3a 4a 5a time in seconds current in amperes 1 average time current curves
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