Surface Mount Fuses Thin Film Fuse > 470 Series >1206 Fast Acting RoHS Pb 470 Series Fuse 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 125C. Features Very Small 1206 Footprint ENERGY STAR Surge Immunity test compliant Agency Approvals 125V Voltage Rating (100kHz Ring Wave, 2.5kV, Fast-Acting 7 strikes common and Agency Agency File Number Ampere Range Pb-Free, RoHS Compliant differential modes) - 1.5A and Halogen-Free and above ampere rating E10480 0.500 - 2A only Wide Operating temperature range of -55C to 125C Applications LED Lighting Power Supply Units Electrical Characteristics for Series LCD/LED TVs Telecom Systems % of Ampere Notebooks/PCs White Goods Opening Time Rating Gaming Consoles 100% 4 Hours, Minimum Batter y Charging Circuit 200% 5 Seconds, Maximum Protection Electrical Characteristic Agency Approvals Ampere Nominal Max Voltage Nominal Melting Rating Amp Code Interrupting Rating Cold Resistance 2 2 Rating (V) I t (A sec.) (A) (Ohms) 0.500 .500 125V 0.5455 0.02874 x 1.00 001. 125V 0.2242 0.14785 x 50A 125VDC 1.25 1.25 125V 50A 125VAC 0.1637 0.30269 x 300A 32VDC 1.50 01.5 125V 0.1263 0.45970 x 2.00 002 125V 0.1004 0.75625 x 2 Note: I t values stated for 8msec opening time. 2018 Littelfuse, Inc. Application testing is strongly recommended. Specifications are subject to change without notice. Revised: 06/29/18Surface Mount Fuses Thin Film Fuse > 470 Series >1206 Fast Acting Temperature Rerating Curve Average Time Current Curves 0.5A 1A 1.25A 1.5A 2A 100 10 1 0. 1 0. 01 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 Reflow Condition Pb free assembly t P T P Critical Zone Ramp-up T to T L P - Temperature Min (T ) 150C s(min) T L Pre Heat - Temperature Max (T ) 200C s(max) t L T S(max) - Time (Min to Max) (t ) 60 180 seconds s Ramp-down Average Ramp-up Rate (Liquidus Temp Preheat 5C/second max. (T ) to peak) T L S(min) t S T to T - Ramp-up Rate 5C/second max. S(max) L - Temperature (T ) (Liquidus) 217C L 25 Reflow time to peak temperature - Temperature (t ) 60 90 seconds L Time (t 25C to peak) +0/-5 Peak Temperature (T ) 250 C P Time within 5C of actual peak 20 40 seconds Temperature (t ) p Ramp-down Rate 5C/second max. Time 25C to peak Temperature (T ) 8 minutes max. P Do not exceed 260C 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 06/29/18 TIME IN SECONDS Temperature