044806.3

Surface Mount Fuses Subminiature Surface Mount RoHS Pb Lead-Free NANO2® Fuse Very Fast-Acting 448 Series ® ® The lead free Nano2 SMF Fuse is a very small, square surface mount fuse that is RoHS compliant and 100% Lead-Free. This product is fully compatible with lead-free solder alloys and higher temperature profiles associated with lead-free assembly. ELECTRICAL CHARACTERISTICS: % of Ampere Rating 100% 200% Ampere Rating 1/16 –15 1/16 –10 12–15 Opening Time 4 hours, Minimum 5 seconds, Maximum 20 seconds, Maximum 6.86 (.270") 3.15 (.124") 2.95 1.96 (.116") (.077") Recommended pad layout 1.45 (.057") 6.10 (.240") F 2.69 (.106") 2.69 (.106") 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: 1/16 – 8A 10A 12A – 15A 50 amperes at 125 VAC/VDC 300 amperes at 32 VDC 35 amperes at 125 VAC/50 amperes at 125 VDC 300 amperes at 32 VDC 50 amperes at 65 VAC/VDC 300 amperes at 24 VDC 7A 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). Salt Spray: MIL-STD-202, Method 101, Test Condition B. Insulation Resistance (After Opening): MIL-STD-202, Method 302, Test Condition A, (10,000 ohms minimum). Resistance to Soldering Heat: MIL-STD-202, Method 210, Test Condition B (10 sec. at 260°C). Thermal Shock: MIL-STD-202, Method 107, Test Condition B (–65 to 125°C). Moisture Resistance: MIL-STD-202, Method 106, High Humidity (90-98 RH), Heat (65°C). PHYSICAL SPECIFICATIONS: Materials: Body: Ceramic, blue ink used for device marking Terminations: Gold over nickel plated brass caps Soldering Parameters(see page 3 for typical soldering profile): Wave Solder — 260°C, 10 seconds maximum Reflow Solder — 260°C, 30 seconds maximum Solderability: MIL-STD-202, Method 208. PACKAGING SPECIFICATIONS: 12mm Tape and Reel per EIA-RS481-1 (IEC 286, part3); 1,000 pieces per reel, add packaging suffix, MR; 5,000 per reel, add packaging suffix NR. PATENTED Average Time Current Curves ORDERING INFORMATION: Catalog # 0448.062 0448.080 0448.100 0448.125 0448.160 0448.200 0448.250 0448.315 0448.375 0448.400 0448.500 0448.630 0448.750 0448.800 0448 001. 0448 1.25 0448 01.5 0448 01.6 0448 002. 0448 02.5 0448 003. 0448 3.15 0448 03.5 0448 004. 0448 005. 0448 06.3 0448 007. 0448 008. 0448 010. 0448 012. 0448 015. 374 Ampere Rating 0.062 0.080 0.100 0.125 0.160 0.200 0.250 0.315 0.375 0.400 0.500 0.630 0.750 0.800 1.0 1.25 1.5 1.6 2.0 2.5 3.0 3.15 3.5 4 5 6.3 7 8 10 12 15 Voltage Rating 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 65 65 Nominal Nominal Resistance Melting I2t Cold Ohms A2 Sec. 5.50 4.42 2.90 2.58 1.76 1.40 1.05 0.7900 0.7300 0.4895 0.3800 0.2821 0.2475 0.1907 0.08630 0.06619 0.06514 0.06261 0.03529 0.02934 0.02445 0.02300 0.02100 0.01577 0.01531 0.01044 0.00900 0.00780 0.00700 0.00533 0.00394 0.00023 0.00043 0.00082 0.00130 0.00280 0.00380 0.01520 0.0265 0.0240 0.0416 0.1000 0.121 0.206 0.272 0.441 0.900 0.900 1.122 0.812 1.156 1.720 1.810 2.300 3.970 4.490 12.10 13.92 18.33 28.00 47.59 96.10 100 TIME IN SECONDS 0.1 0.01 0.001 0.1 1 10 CURRENT IN AMPS 100 1000 w w w. l i t t e l f u s e . c o m .062 .080 .100 .125A .160 .200A .250A .315A .375A .400 .500A .630 .750A .800 1A 1.25A 1.5A 1.6A 2A 2.5A 3 3.15A 3.5A 4A 5A 6.3A 7A 8A 10A 12A 15A 10 1