0273005.HXX Littelfuse

Axial Lead and Cartridge Fuses Subminiature QPL MICRO FUSE Very Fast-Acting Type 272/273/274/278/279 Series Developed originally for the U.S. Space Program, MICRO fuse provides reliability in a compact design. The MICRO fuse is available in plug in or radial lead styles and a complete range of ampere ratings from 1/500 to 5 amperes to suit a wide variety of design needs. ELECTRICAL CHARACTERISTICS: % of Ampere Ampere Opening Rating Rating Time 100% 1/5005 4 hours, Minimum 1/5003/10 5 seconds, Maximum 200% 4/105 2 seconds, Maximum AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. 272 000 Series 273 000 Series AGENCY FILE NUMBERS: UL E10480, CSA LR 29862. 5.97 7.30 6.35 8.89 4.32 4.32 (.235 ) (.29 ) (.25 ) (.35 ) (.17 ) (.17 ) INTERRUPTING RATING: 10,000 amperes at 125 VAC/VDC. 2.54 (.10 ) 2.54 (.10 ) FUSES TO MIL SPEC: 273 Series is available in Military QPL type (FM02). To order, change 273 to 274. 278 000 Series Operating Temperature: 5.97 7.30 (.235 ) (.29 ) 273 and 279: 55C to 85C. 25.4 (1.0 ) 272 and 278: 55C to 125C 2.54 (.10 ) PATENTED 279 000 Series ORDERING INFORMATION: 6.35 8.89 (.25 ) 25.4 (1.0 ) (.35 ) Plug-In Radial Lead Nominal Nominal 2 Catalog Catalog Catalog Catalog Ampere Voltage Resistance Melting I t 2.54 (.10 ) 2 Number Number Number Number Rating Rating Cold Ohms A Sec. 272.002 273.002 278.002 279.002 1/500 125 2200 0.00000000845 NOTE: Amperage and voltage rating stamped on cap. Leads are solder-coated 272.005 273.005 278.005 279.005 1/200 125 280 0. 0.0000000810 copper .025 diameter. 272.010 273.010 278.010 279.010 1/100 125 80.0 0.000000462 272.015 273.015 278.015 279.015 1/64 125 44.0 0.00000123 272.031 273.031 278.031 279.031 1/32 125 16.0 0.00000810 Average Time Current Curves 272.050 273.050 278.050 279.050 1/20 125 3.20 0.0000666 272.062 273.062 278.062 279.062 1/16 125 2.32 0.000115 272.100 273.100 278.100 279.100 1/10 125 1.25 0.000385 100 272.125 273.125 278.125 279.125 1/8 125 1.0 0.000691 272.200 273.200 278.200 279.200 2/10 125 2.30 0.00409 272.250 273.250 278.250 279.250 1/4 125 1.75 0.00640 272.300 273.300 278.300 279.300 3/10 125 1.25 0.00945 272.400 273.400 278.400 279.400 4/10 125 0.227 0.0251 272.500 273.500 278.500 279.500 1/2 125 0.167 0.0716 10 272.600 273.600 278.600 279.600 6/10 125 0.430 0.0411 272.700 273.700 278.700 279.700 7/10 125 0.324 0.0710 272.750 273.750 278.750 279.750 3/4 125 0.293 0.0900 272.800 273.800 278.800 279.800 8/10 125 0.271 0.113 272 001 273 001 278 001 279 001 1 125 0.0880 0.0648 1 1 272 01.5 273 01.5 278 01.5 279 01.5 1 /2 125 0.0578 0.160 272 002 273 002 278 002 279 002 2 125 0.0425 0.300 272 003 273 003 278 003 279 003 3 125 0.0275 0.759 272 004 273 004 278 004 279 004 4 125 0.0202 1.38 272 005 273 005 278 005 279 005 5 125 0.0156 2.21 0.1 0.01 0.001 0.005 0.01 0.1 1 10 100 CURRENT IN AMPERES 394 www.littelfuse.com TIME IN SECONDS 1/200 A 1/100 A 1/64 A 1/32 A 1/16 A 1/8 A 1/4 A 1/2 A 3/4 A 1 A 1 1/2 A 2 A 3 A 4 A 5 AX-ON Electronics Largest Supplier of Electrical and Electronic Components Click to view similar products for Littelfuse manufacturer: Other Similar products are found below : MAC212A8G 59140-1-T-05-F 59145 4 T 02 F 59022-1-S-02-F 59075-3-S-02-A 59022-4-T-02-F V385LS40BP MDSR-7-8-10 MDRR-DT- 30-35-F GTCS36-750M-R10 Z0109MNT1G GTCA28-231M-R05 SA7.0CA RXEF185K SMD260F-2 RXEF250 00970019XP LX5090 0224006.HXUP 740GN MFP 815.650 FLA2.25 FLNR600 FLSR400 FLSR600 900-1535-012RN 901-134 970699013 971-670A-92WCN 153.5631.5601 154-KIT 155100 157.5701.6271 1.5KE110A-B 1.5SMC150CA BLF006 BLF008 JLLN600.X JLLS-250 235.200 901- 152C-042RN L15S150.T 920-401X-330BN 273.100 282007 LFC600602CID LJCA030.X SE-GRM024 980-788A-070