SURFACE MOUNT FUSES SUBMINIATURE SURFACE MOUNT PICO® SMF Slo-Blo ® Type Fuse 460 Series ® ® The PICO® SMF Slo-Blo® Fuse product provides Pico® fuse reliability and performance in a standard rectangular surface mount package. ELECTRICAL CHARACTERISTICS: % of Ampere Rating 100% 200% 300% 800% Opening Time 4 hours, Minimum 1 second, Min.; 120 seconds, Max. 0.2 second, Min.; 3 seconds, Max. 0.02 second, Min.; 0.1 second, Max. AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. Approved by MITI from 1 through 5 amperes. 5A ® .325" .080" .120" .117" PACKAGING SPECIFICATIONS: 12mm Tape and Reel per EIA-RS481 (IEC 286, part 3); 500 per reel, add packaging suffix, UR. PATENTED ORDERING INFORMATION: Nominal Resistance Cold Ohms 1.19 0.497 0.280 0.116 0.071 0.052 0.038 0.024 0.0194 0.0133 Nominal Melting I 2t A2 Sec. 0.210 0.760 2.01 3.94 7.60 13.0 21.0 26.8 35.0 54.8 .195" RECOMMENDED PAD LAYOUT .051" REF. .500A .750A 1.0A 1.5A 2.0A 2.5A 3.0A 3.5A 4.0A 5.0A Average Time Current Curves 1000 100 10 TIME IN SECONDS PHYSICAL SPECIFICATIONS: Materials: Body: Molded Thermoplastic Terminations: Tin-Lead Plated Copper Soldering Parameters: Wave Solder — 260°C, 3 seconds maximum Reflow Solder — 230°C, 30 seconds maximum Solderability: MIL-STD-202, Method 208. Voltage Rating 125 125 125 125 125 125 125 125 125 125 .170" B3 .065" 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, 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, (3 sec. at 260°C). Thermal Shock: MIL-STD-202, Method 107, (–65 to 125°C). Moisture Resistance: MIL-STD-202, Method 106, High Humidity (90-98 RH), Heat (65°C). Ampere Rating 1/2 3/4 1 11/2 2 21/2 3 31/2 4 5 4 60 ® T .285" REF. INTERRUPTING RATINGS: 50 amperes at 125 VAC. 50 amperes at 125 VDC. Catalog Number R460.500 R460.750 R460 001 R460 01.5 R460 002 R460 02.5 R460 003 R460 03.5 R460 004 R460 005 1 25 V LF AGENCY FILE NUMBERS: UL E10480, CSA LR 29862. 1 0.1 0.01 0.05 0.1 1 100 10 CURRENT IN AMPERES 1000 37