0263004.M

Axial Lead and Cartridge Fuses Subminiature RoHS PICO® II 250 Volt Very Fast-Acting Fuse 263 Series ® ® The PICO® II 250 Volt Fuse is a specially designed axial leaded fuse that achieves a 250 volt rating in a small package. • RoHS Compliant version now available, use ordering suffix ‘L’ (see example on data sheet). ELECTRICAL CHARACTERISTICS: % of Ampere Rating 100% 200% 300% Opening Time 4 hours, Minimum 1 second, Maximum 0.1 second, Maximum AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. AGENCY FILE NUMBERS: UL E10480, CSA LR 29862. INTERRUPTING RATING: 50 amperes at 250 VAC. 38.1 (1.5") ENVIRONMENTAL SPECIFICATIONS: Operating Temperature: –55°C to 125°C. Shock: MIL-STD-202, Method 213, Test Condition I 7.62 (.300") REF. 38.1 (1.5") LF 3 1/2 A 250 V (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 (48 hrs.). Insulation Resistance (After Opening): MIL-STD-202, Method 302, Test Condition A (10,000 ohms minimum at 100 volts). 3.683 (.145") DIA. REF. 0.64 (.025") DIA. PACKAGING SPECIFICATIONS: Tape and Reel per EIA-296; T1: 2.062" (52.4mm) taped spacing; 3,000 per reel. Options: For RoHS Compliant devices add the letter ‘L’ to end of packaging suffix. Example: 263001. WRT1L (RoHS Compliant 1A, 3,000 per reel). Resistance to Soldering Heat: MIL-STD-202, Method 210, Test Condition C (10 sec at 260°C). Thermal Shock: MIL-STD-202, Method 107, 3/8A 1/2A 3/4A 1A 1 1/2A 2A 2 1/2A 3A 3 1/2A 4A 5A 1/4A 1/16A Moisture Resistance: MIL-STD-202, Method 106. 1/8A Average Time Current Curves Test Condition B (–55°C to 125°C). 100 PHYSICAL SPECIFICATIONS: Materials: Encapsulated, Epoxy-Coated Body; Solder Coated Copper Leads. RoHS Compliant Product: Pure Tin coated copper wire leads. 10 Soldering Parameters: 11 Test Condition A (will withstand 7 lb. axial pull test). PATENTED ORDERING INFORMATION: Catalog Number 263.062 263.125 263.250 263.375 263.500 263.750 263 001 263 01.5 263 002 263 02.5 263 003 263 03.5 263 004 263 005 Ampere Rating 1/16 1/8 1/4 3/8 1/2 3/4 1 11/2 2 21/2 3 31/2 4 5 Voltage Rating 250 250 250 250 250 250 250 250 250 250 250 250 250 250 Nominal Resistance Cold Ohms 5.50 1.75 0.715 0.391 0.252 0.150 0.105 0.0635 0.0444 0.0340 0.0274 0.0224 0.0193 0.0145 Nominal Melting I 2t A2 Sec. 0.000192 0.00251 0.0165 0.0444 0.1125 0.0411 0.087 0.398 0.74 1.197 1.77 2.33 3.08 5.55 AXIAL LEAD AND CARTRIDGE FUSES Solderability: MIL-STD-202, Method 208. Lead Pull Force: MIL-STD-202, Method 211, TIME IN SECONDS Wave Solder — 260°C, 10 seconds maximum. 1 0.1 0.01 0.001 0.05 0.1 w w w. l i t t e l f u s e . c o m 1 10 CURRENT IN AMPERES 100 387