37 surface mount fuses subminiature surface mount pico ? smf slo-blo ? type fuse 460 series the pico ? smf slo-blo ? fuse product provides pico ? fuse reliability and performance in a standard rectangular sur- face mount package. electrical characteristics: % of ampere opening rating time 100% 4 hours, min imum 200% 1 second, min.; 120 seconds, max. 300% 0.2 second, min.; 3 seconds, max. 800% 0.02 second, min.; 0.1 second, max . agency approvals: recognized under the components program of underwriters laboratories and certified by csa. approved by miti from 1 through 5 amperes. agency file numbers: ul e10480, csa lr 29862. interrupting ratings: 50 amperes at 125 vac. 50 amperes at 125 vdc. environmental specifications: operating temperature: C55c to 125c. shock: mil-std-202, method 213, test condition i (100 gs peak for 6 milliseconds). vibration: mil-std-202, method 201 (10C55 hz). mil-std-202, method 204, test condition c (55 C2000 hz, 10 gs peak). salt spray: mil-std-202, method 101, test condition b. insulation resistance (after opening): mil-std-202, method 302, (10,000 ohms minimum at 100 volts). resistance to soldering heat: mil-std-202, method 210, (3 sec. at 260c). thermal shock: mil-std-202, method 107, (C65 to 125c). moisture resistance: mil-std-202, method 106, high humidity (90-98 rh), heat (65c). physical specifications: materials: body: molded thermoplastic terminations: tin-lead plated copper soldering parameters: wave solder 260c, 3 seconds maximum reflow solder 230c, 30 seconds maximum solderability: mil-std-202, method 208. packaging specifications: 12mm tape and reel per eia-rs481 (iec 286, part 3); 500 per reel, add packaging suffix, ur. patented ordering information: 1000 100 10 1 0.1 0.01 10 current in amperes time in seconds 100 1000 0.1 1 0.05 5.0a 4.0a 3.5a 3.0a 2.5a 2.0a 1.5a 1.0a .750a .500a nominal nominal catalog ampere voltage resistance melting i 2 t number rating rating cold ohms a 2 sec. r460 .500 1/2 125 1.19 0.210 r460 .750 3/4 125 0.497 0.760 r460 001 1 125 0.280 2.01 r460 01.5 1 1 / 2 125 0.116 3.94 r460 002 2 125 0.071 7.60 r460 02.5 2 1 / 2 125 0.052 13.0 r460 003 3 125 0.038 21.0 r460 03.5 3 1 / 2 125 0.024 26.8 r460 004 4 125 0.0194 35.0 r460 005 5 125 0.0133 54.8 average time current curves t .170" 5 a 1 2 5 v l f 4 6 0 b 3 .120" .117" .285" ref. .051" ref. .080" .325" .065" .195" recommended pad layout
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