high-reliability subminiature axial lead and cartridge fuses micro fuse very fast-acting type 262/268/269 series 285 www.littelfuse.com 8 axial lead and cartridge fuses electrical characteristics: % of ampere ampere opening rating rating time 100% 1/500 5 4 hours, min imum 200% 1/500 3/10 5 seconds, max imum 4/10 5 2 seconds, max imum agency approvals: recognized under the components program of underwriters laboratories and certified by csa. fuses to mil spec: 262 series is available in fm07a on qpl for mil-prf-23419/7. to order, change 262 to 269. interrupting rating: 10,000 amperes at 125 vac/vdc environmental specifications: operating temperature: 55 c to 125 c. shock: (1/500): mil-std-202, method 213, test condition a (50 g s peak for 11 milliseconds). (1/200 5): mil-std-202, method 213, test condition i (100 g s peak for 6 milliseconds). vibration: mil-std-202, method 201 (10 55 hz); mil-std-202, method 204, test condition c (55 2000 hz at 10 g s peak). salt spray: mil-std-202, method 101, test condition b. seal test: mil-std-202, method 112, test condition a insulation resistance (after opening): mil-std-202, method 302, test condition a (1/2 megohm minimum). thermal shock: mil-std-202, method 107, test condition b ( 65 c to 125 c). moisture resistance: mil-std-202, method 106. physical specifications: materials: gold-plated copper leads, type ii (fuse cap is also gold-plated). weight: 262 and 269 series .36 grams; 268 series .48 grams. lead pull force: mil-std-202, method 211, test condition a (will withstand a 5 lb. axial pull test). aql (electrical characteristics): certified to 1% aql. sampling: per mil-std-105, inspection level ii. traceability and identification records: controlled by lot number and retained on file for a minimum of three years. copies of lot certification test data available when requested with order. options: special screening tests, burn-in, etc. can be supplied on special order to meet specific requirements. patented plug-in radial lead nominal catalog catalog ampere voltage resistance number number rating rating cold ohms 262 .002 268 .002 1/500 125 2000 262 .005 268 .005 1/200 125 280 262 .010 268 .010 1/100 125 94.0 262 .015 268 .015 1/64 125 44.0 262 .031 268 .031 1/32 125 16.45 262 .050 268 .050 1/20 125 3.20 262 .062 268 .062 1/16 125 2.25 262 .100 268 .100 1/10 125 1.17 262 .125 268 .125 1/8 125 1.0 262 .200 268 .200 2/10 125 2.30 262 .250 268 .250 1/4 125 1.75 262 .300 268 .300 3/10 125 1.25 262 .400 268 .400 4/10 125 0.227 262 .500 268 .500 1/2 125 0.167 262 .600 268 .600 6/10 125 0.140 262 .700 268 .700 7/10 125 0.114 262 .750 268 .750 3/4 125 0.104 262 .800 268 .800 8/10 125 0.094 262 001 268 001 1 125 0.100 262 01.5 268 01.5 1 1 / 2 125 0.063 262 002 268 002 2 125 0.046 262 003 268 003 3 125 0.034 262 004 268 004 4 125 0.019 262 005 268 005 5 125 0.018 ordering information: please contact littelfuse for average time current curve. qpl 7.37 (.29") 4.32 (.17") 2.54 (.10") 5.97 (.235") 7.37 (.29") 25.4 (1.0") 2.54 (.10") 262 000 series 268 000 series
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