Surface Mount Fuses Subminiature Surface Mount PICO® SMF 459 and 460 Series Fuses ENVIRONMENTAL SPECIFICATIONS: Operating Temperature: –55°C to 125°C. Shock: MIL-STD-202, Method 213, Test Condition I (100 G’s peak for 6 milliseconds). Vibration: MIL-STD-202, Method 201 (10–55 Hz, .06 in. total excursion). Salt Spray: MIL-STD-202, Method 101, Test Condition B (48 hrs.). 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 (–65 to 125°C). Moisture Resistance: MIL-STD-202, Method 106, High Humidity (90-98 RH), Heat (65°). PHYSICAL SPECIFICATIONS: Materials: Body: Molded Thermoplastic 5A Terminations: 100% Tin Plated Copper(459 Series) 100% Tin Plated Copper(460 Series) Solderability: MIL-STD-202, Method 208. PACKAGING SPECIFICATIONS: 12mm Tape and Reel per EIA-RS481-1 (IEC 286, part 3); 500 per reel, add packaging suffix, UR. ® PICO SMF B3 8.26 (.325") 2.03 (.080") 7.24(.285") REF. 4.95 (.195") ® ® RECOMMENDED PAD LAYOUT 1.30(.051") REF. ELECTRICAL CHARACTERISTICS: RoHS Opening Time 4 hours, Minimum 1 second, Maximum 0.1 second, Maximum PICO® SMF Components Program of Underwriters Laboratories and Certified by CSA. AGENCY FILE NUMBERS: UL E10480, CSA LR 29862. 459 SERIES INTERRUPTING RATINGS: 50 amperes at 125 VAC. 300 amperes at 125 VDC. Slo-Blo Type Fuse 460 Series % of Ampere Rating 100% 200% 300% 800% Opening Time 4 hours, Minimum 1 second, Min.; 120 seconds, Max. 0.2 second, Min.; 3 seconds, Max. 0.02 second, Min.; 0.1 second, Max. 460 SERIES AGENCY APPROVALS: Recognized under the Soldering Parameters: Components Program of Underwriters Laboratories and Certified by CSA. Approved by METI from 1 through 5 amperes. Wave Solder — 260°C, 10 seconds maximum Reflow Solder — 260°C, 30 seconds maximum Resistance to Soldering Heat: MIL-STD-202, Method 210, Test Condition F (10 sec. at 260°C). 460 SERIES INTERRUPTING RATINGS: PATENTED ORDERING INFORMATION: Soldering Parameters: Ampere Rating 1/16 1/8 1/4 3/8 1/2 3/4 1 11/2 2 21/2 3 31/2 4 5 ® ® ® ELECTRICAL CHARACTERISTICS: 459 SERIES AGENCY APPROVALS: Recognized under the Catalog Number 0459.062 0459.125 0459.250 0459.375 0459.500 0459.750 0459 001 0459 01.5 0459 002 0459 02.5 0459 003 0459 03.5 0459 004 0459 005 2.97 (.117") 1.65 (.065") 3.05 (.120") Very Fast-Acting Type Fuse 459 Series % of Ampere Rating 100% 200% 300% 4.32 (.170") 45 9 ® ® Voltage Rating 125 125 125 125 125 125 125 125 125 125 125 125 125 125 Nominal Resistance Cold Ohms 7.0 1.70 0.665 0.395 0.280 0.175 0.125 0.0800 0.0468 0.0350 0.0290 0.0240 0.0200 0.0155 10 50 amperes at 125 VAC. 50 amperes at 125 VDC. Nominal Melting I 2t A2 Sec. 0.000075 0.00163 0.0106 0.0254 0.0546 0.155 0.281 0.650 0.421 0.721 1.23 1.65 2.35 3.90 SURFACE MOUNT FUSES RoHS 1 25 V LF Wave Solder — 260°C, 3 seconds maximum Reflow Solder — 230°C, 30 seconds maximum Resistance to Soldering Heat: MIL-STD-202, Method 210 (3 sec. at 260°C) ORDERING INFORMATION: Catalog Number 0460.500 0460.750 0460 001 0460 01.5 0460 002 0460 02.5 0460 003 0460 03.5 0460 004 0460 005 w w w. l i t t e l f u s e . c o m Ampere Rating 1/2 3/4 1 11/2 2 21/2 3 31/2 4 5 Voltage Rating 125 125 125 125 125 125 125 125 125 125 Nominal Resistance Cold Ohms 1.19 0.497 0.280 0.116 0.071 0.052 0.038 0.024 0.0194 0.0133 Nominal Melting I 2t A2 Sec. 0.210 0.760 2.01 3.94 7.60 13.0 21.0 26.8 35.0 54.8 383