04200002UR LITTELFUSE | Alldatasheet
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Technical content
2 www.littelfuse.com Subminiature Surface Mount PICO® SMF Slo-Blo® Type Fuse 420 Series (250V) ELECTRICAL CHARACTERISTICS: % of Ampere Opening Rating Time 100% 4 hours, Minimum 200% 1 second, Min.; 120 seconds, Max. 300% 0.2 second, Min.; 3 seconds, Max. 800% 0.02 second, Min.; 0.1 second, Max. AGENCY APPROVALS:Recognized under the Components Program of Underwriters Laboratories and Certified by CSA.
460 SERIES INTERRUPTING RATINGS:
1A through 5A, 35A @ 250 VAC 0.5A, 20A @ 250 VAC Soldering Parameters: 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) PACKAGING SPECIFICATIONS:12mm Tape and Reel per EIA- RS481-1 (IEC 286, part 3); 500 per reel, add packaging suffix, UR. ORDERING INFORMATION: Nominal Nominal Catalog Ampere Voltage Resistance Melting I 2t Number Rating Rating Cold Ohms A 2 Sec. 0420 0001UR 1 250 0.280 2.01 0420 0002UR 1 1/2 250 0.116 3.94 0420 0003UR 2 250 0.0172 7.60 0420 0004UR 2 1/2 250 0.052 13.0 0420 0005UR 3 250 0.038 21.0 0420 0006UR 3 1/2 250 0.024 26.8 0420 0007UR 4 250 0.0194 35.0 0420 0008UR 5 250 0.0133 54.8 0420 0009UR 1/2 250 1.19 0.210 ® ® 4.32 (.170")
5 A 2 5 0 V
B 3® ® 3.05 (.120") 2.97 (.117") 7.24(.285") REF. 8.26 (.325") 1.65 (.065") 4.95 (.195") 1.30(.051") REF. 2.03 (.080") RECOMMENDED PAD LAYOUT RoHS Surface Mount Fuses