0473005

Axial Lead and Cartridge Fuses Subminiature RoHS PICO® II Slo-Blo ® Fuse 473 Series ® ® The PICO® II Slo-Blo® fuse combines time delay performance characteristics with the proven reliability of a PICO® fuse. • RoHS Compliant version now available, use ordering suffix ‘L’ (see example on data sheet). ELECTRICAL CHARACTERISTICS: % of Ampere Rating 100% 200% 300% 800% Opening Time 4 hours, Minimum 1 second, Min.; 60 seconds, Max. 0.2 second, Min.; 3 seconds, Max. 0.02 second, Min.; 0.1 second, Max. AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. Approved by METI from 1 through 5 amperes. AGENCY FILE NUMBERS: UL E10480, CSA LR 29862. 38.1 (1.5") 7.11 (.280") REF. 38.1 (1.5") 3.175 (.125") DIA. REF. INTERRUPTING RATING: 50 amperes at 125 VDC/VAC F L 0.64 (.025") DIA. 1A 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); 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. 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, Test Condition C (20 sec at 260°C). Thermal Shock: MIL-STD-202, Method 107, Test Condition B (–65°C to 125°C). Moisture Resistance: MIL-STD-202, Method 106 (90–98% RH), Heat (65°C). PACKAGING SPECIFICATIONS: Tape and Reel per EIA-296; T1: 2.062" (52.4mm) taped spacing; 4,000 per reel. Options: For RoHS Compliant devices add the letter ‘L’ to end of packaging suffix. Example: 473001.YRT1L (RoHS Compliant 1A, 4,000 per reel). Average Time Current Curves .375A .50A .75A 1.0A 1.5A 2.0A 2.5A 3.0A 3.5A 4.0A 5.0A 7.0A 11 AXIAL LEAD AND CARTRIDGE FUSES 1000 PHYSICAL SPECIFICATIONS: Materials: Encapsulated, Epoxy-Coated Body; Solder Coated Copper Wire Leads. RoHS Compliant Product: Pure Tin coated copper wire leads. 1000 Soldering Parameters: Wave Solder — 260°C, 3 seconds maximum. 100 withstand a 10 lb. axial pull test). PATENTED ORDERING INFORMATION: Catalog Number 0473.375 0473.500 0473.750 0473 001 0473 01.5 0473 002 0473 2.25 0473 02.5 0473 003 0473 03.5 0473 004 0473 005 0473 007 Ampere Rating 3/8 1/2 3/4 1 11/2 2 21/4 21/2 3 31/2 4 5 7 Voltage Rating 125 125 125 125 125 125 125 125 125 125 125 125 125 Nominal Resistance Cold Ohms 1.74 1.13 0.460 0.267 0.116 0.0712 0.0630 0.0520 0.0380 0.0240 0.0194 0.0133 0.0092 Nominal Melting I 2t A2 Sec. 0.0850 0.210 0.760 2.01 3.94 7.60 9.28 13.0 21.0 26.8 35.0 54.8 105.0 TIME IN SECONDS Solderability: MIL-STD-202, Method 208. Lead Pull Force: MIL-STD-202, Method 211, Test Condition A (will 10 1 0.1 0.01 0.1 1 10 100 CURRENT IN AMPERES w w w. l i t t e l f u s e . c o m 391