0473003.MRT3

AXIAL LEAD AND CARTRIDGE FUSES SUBMINIATURE PICO® II Slo-Blo ® 1 Type Fuse ® ® The PICO® II Slo-Blo® fuse combines time delay performance characteristics with the proven reliability of a Picofuse. ELECTRICAL CHARACTERISTICS: Opening Time 4 hours, Minimum 1 second, Min.: 60 seconds, Max. 0.2 seconds, Min.: 3 seconds, Max. 0.02 seconds, Min.: 0.1 seconds, Max. Catalog Number 473.375 473.500 473.750 473 001 473 01.5 473 002 473 2.25 473 02.5 473 003 473 03.5 473 004 473 005 473 007 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 0.117 0.0730 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 .280" REF. 1.5" LF 1A 1.5" .125" DIA. REF. .025" DIA. 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 AGENCY APPROVALS: 1 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 VDC/VAC 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). PHYSICAL SPECIFICATIONS: Materials: Encapsulated, Epoxy-Coated Body; Solder Coated Copper Wire Leads. Flammability Rating: UL94VO. Soldering Parameters: Wave Solder — 260°C, 3 seconds maximum. Solderability: MIL-STD-202, Method 208. Lead Pull Force: MIL-STD-202, Method 211, Test Condition A (will withstand a 10 lb. axial pull test). PACKAGING SPECIFICATIONS: Tape and Reel per EIA-296; T1: 2.062" (52.4mm) taped spacing; 4,000 per reel. PATENTED ORDERING INFORMATION: 1000 100 TIME IN SECONDS % of Ampere Rating 100% 200% 300% 800% 10 1 0.1 0.01 0.1 1 10 100 CURRENT IN AMPERES 1000 33