Surface Mount Fuses NANO2® Fuse > 470 Series >1206 Fast Acting 470 Series Fuse RoHS PS E Pb Description The 470 series is a family of 125V rated high energy SMD fuses, perfect for space constrained applications. It offers the standard Nano Fuse circuit protection capability with a very small 1206 foot print. This product is RoHS compliant, Halogen-Free and 100% Pb-Free with guaranteed operating temperature of up to 125°C. Features Agency Approvals Agency Agency File Number Ampere Range E10480 0.500 - 2A Pending 0.500 - 2A PS E • Very Small 1206 Footprint • ENERGY STAR® Surge Immunity test compliant • 125V Voltage Rating (100kHz Ring Wave, 2.5kV, • Fast-Acting 7 strikes common and • Pb-Free, RoHS Compliant differential modes) - 1.5A and Halogen-Free and above ampere rating only • Wide Operating temperature range of -55°C to 125°C Applications Electrical Characteristics for Series % of Ampere Rating Opening Time 100% 4 Hours, Minimum 200% 5 Seconds, Maximum • LED Lighting • • LCD/LED TVs • Telecom Systems • Notebooks/PCs • • Gaming Consoles • Battery Charging Circuit Protection Power Supply Units White Goods Electrical Characteristic Agency Approvals Ampere Rating (A) Amp Code Max Voltage Rating (V) 0.500 .500 125V 0.5455 0.02874 x P 1.00 001. 125V 0.2242 0.14785 x P 1.25 1.25 125V 1.50 01.5 125V 1.60 01.6 2.00 002 Interrupting Rating 50A @ 125VDC 50A @ 125VAC 300A @ 32VDC Nominal Nominal Melting Cold Resistance I2t (A2 sec.) (Ohms) 0.1637 0.30269 x P 0.1263 0.45970 x P 125V 0.1212 0.51400 x P 125V 0.1004 0.75625 x P Note: I2t values stated for 8msec opening time. © 2015 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 02/08/15 Surface Mount Fuses NANO2® Fuse > 470 Series >1206 Fast Acting Temperature Rerating Curve 2A 1.6A 1.25A 1.5A 1A 0.5A Average Time Current Curves 100.000 TIME IN SECONDS 10.000 1.000 0.100 0.010 NOTE: Derating depicted in this curve is in addition to the standard derating of 25% for continuous operation. 0.001 0.1 1 10 100 CURRENT IN AMPERES Soldering Parameters Pre Heat Pb – free assembly - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (Min to Max) (ts) 60 – 180 seconds Average Ramp-up Rate (Liquidus Temp (TL) to peak) 5°C/second max. TS(max) to TL - Ramp-up Rate 5°C/second max. Reflow - Temperature (TL) (Liquidus) 217°C - Temperature (tL) 60 – 90 seconds Peak Temperature (TP) 250+0/-5 °C Time within 5°C of actual peak Temperature (tp) 20 – 40 seconds Ramp-down Rate 5°C/second max. Time 25°C to peak Temperature (TP) 8 minutes max. Do not exceed 260°C © 2015 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 02/08/15 tP TP Temperature Reflow Condition Critical Zone TL to TP Ramp-up TL TS(max) tL Ramp-down TS(min) Preheat tS 25 time to peak temperature (t 25ºC to peak) Time Surface Mount Fuses NANO2® Fuse > 470 Series >1206 Fast Acting Product Characteristics Materials Body: Epoxy Resin Terminations: Cu/Ni/Sn (100% Pb-free) Product Marking Body: Current Rating Operating Temperature –55ºC to +125ºC Solderability MIL-STD-202 Insulation Resistance (after opening) IEC 60127-4 (0.1Mohm Min) Dimensions Thermal Shock MIL-STD-202, Method 107, Test Condition B, 5 cycles, -65°C to 125°C, 15 minutes @ each extreme Mechanical Shock MIL-STD-202, Method 213B, Test Condition I: De-energized. 100G’s peak amplitude, sawtooth wave 6ms duration, 3 cycles XYZ+xyz = 18 shocks Vibration MIL-STD-202, Method 201: 0.03” amplitude, 10-55 Hz in 1 min. 2 hrs. each XYZ = 6hrs (10- 55 Hz) Moisture Resistance MIL-STD-202, Method 106, 10 cycles Condition A Salt Spray MIL-STD-202, Method 101, Test Condition B (48 hrs) Resistance to Soldering Heat Method 210, Test Condition B (10 sec at 260°C) Part Marking System Amp Code 1.1469 (.045”) K 1.4972 (.059”) 0.83 (.033”) 3.1467 (.124”) Recommended Pad Layout 3.65 (.143”) Marking Code .500 F 001. H 1.25 J 01.5 K 01.6 M 002. N Part Numbering System 0470 002. D R Series 2.05 (.081”) Amp Code* Refer to Amp Code column of Electrical Characteristics Table Quantity Code 1.185 (.047”) D = 1500 pieces 1.28 (.050”) Packaging Code R = Tape and Reel Packaging Packaging Option Packaging Specification Quantity Quantity & Packaging Code Reel Size 8mm Tape and Reel EIA-RS-481-1 1500 DR N/A © 2015 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 02/08/15