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| Axial Lead and Cartridge Fuses Subminiature RoHS PICO(R) II Time Lag Fuse 471 Series (R) (R) * The PICO(R) II time-lag fuse is designed for applications that require moderate inrush withstand. * For additional inrush withstand, consult the 473 Series. * RoHS Compliant version now available, use ordering suffix `L' (see example on data sheet). ELECTRICAL CHARACTERISTICS: % of Ampere Rating 100% 200% Opening Time 4 hours, Minimum 120 seconds, 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. INTERRUPTING RATINGS: 50 amperes at 125 VAC and VDC. 38.1 (1.5") 7.11 (.280") REF. 38.1 (1.5") 2.41 (.095") DIA. REF. F L 0.64 (.025") DIA. 1A ENVIRONMENTAL SPECIFICATIONS: Operating Temperature: -55C to 125C. 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); Method 204, Test Condition C (55-2000 Hz at 10 G's Peak). Moisture Resistance: MIL-STD-202, Method 106. EPOXY COATING PHYSICAL SPECIFICATIONS: Materials: Encapsulated, Epoxy-Coated Body; Solder Coated Copper Wire Leads. RoHS Compliant Product: Pure Tin coated copper wire leads. Flammability Rating: UL 94V0 PACKAGING SPECIFICATIONS: Tape and Reel per EIA-296; T1: 2.062" (52.4mm) taped spacing; 5,000 per reel. Options: For RoHS Compliant devices add the letter `L' to end of packaging suffix. Example: 0471001.NRT1L (RoHS Compliant 1A, 5,000 per reel). Average Time Current Curves 1A 1 1/2A 2A 2 1/2A 3A 4A 5A 1 10 100 CURRENT IN AMPERES 1/2A Soldering Parameters: Wave Solder -- 260C, 10 seconds maximum. Solderability: MIL-STD-202, Method 208. Lead Pull Force: MIL-STD-202, Method 211, Test Condition A (will withstand a 7 lb. axial pull test). 100 ORDERING INFORMATION: Catalog Number 0471.500 0471 001. 0471 01.5 0471 002. 0471 02.5 0471 003. 0471 004. 0471 005. Ampere Rating 1/2 1 11/2 2 21/2 3 4 5 Voltage Rating 125 125 125 125 125 125 125 125 Nominal Resistance Cold Ohms 0.189 0.085 0.054 0.039 0.030 0.023 0.012 0.008 Nominal Melting I 2t A2 Sec. 0.159 0.722 1.610 2.500 4.390 6.960 10.600 15.400 10 TIME IN SECONDS 1 0.1 0.01 0.001 0.05 0.1 1000 390 w w w. l i t t e l f u s e . c o m |
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