0443.750DRLC Littelfuse

Surface Mount Fuses 2 NANO > 280VAC > Slo-Blo Fuse > 443LC Series RoHS 443LC Series Fuse Description 2 The 443LC Series 280V Nano Fuse is a small square surface mount fuse that is designed to enable compliance with the RoHS directive. This product is fully compatible with lead-free solder alloy and higher temperature profiles associated with lead-free assembly. Features 280VAC voltage rating Fully compatible with lead-free solder alloys Slo-Blo Fuse and higher temperature Available 0.50A 5.00A profiles associated with lead-free assembly RoHS Compliant and halogen-free UL Recognized to UL/ CSA/NMX 248-1 and UL/ CSA/NMX 248-14 Agency Approvals Applications AC/DC power adaptor High voltage DC/DC Agency Agency File Number Ampere Range converter Telecom equipment E10480 0.500A - 5.00A system power Lighting System Portable system built-in LED Lighting AC/DC converter Electrical Characteristics for Series Additional Information % of Ampere Rating Opening Time 100% 4 hours, Minimum 250% 120 seconds, Maximum Datasheet Resources Samples Electrical Specifications by Item Max Nominal Agency Approvals Ampere Rating Interrupting Nominal Cold Nominal Melting Amp Code Voltage Rating Voltage Drop 2 2 (A) Rating Resistance (Ohms) I t (A sec) (V) (mV) 0.50 .500 280 0.600 1.61 448 x 0.75 .750 280 0.275 3.025 285 x 1 001. 280 0.180 10.17 234 x 1.50 01.5 280 0.100 14.72 196 x 2 002. 280 0.052 18.06 154 x 50A 280VAC 2.50 02.5 280 0.035 18.13 139 x 3 003. 280 0.028 51.44 113 x 3.50 03.5 280 0.019 53.14 98 x 4 004. 280 0.016 122.50 81 x 5 005. 280 0.0115 180.60 80 x Notes: 1. Cold resistance measured at less than 10% of rated current at 23C. 2. Agency Approval Table Key: X=Approved or Certified, P=Pending and Blank=Not Approved 3. Have special electrical characteristic needs Contact Littelfuse to learn more about application specific options. 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 11/25/19Surface Mount Fuses 2 NANO > 280VAC > Slo-Blo Fuse > 443LC Series Temperature Re-rating Curve Average Time Current Curves 100 10 1 0.1 Note: 0.01 1. Derating depicted in this curve is in addition to the standard derating of 25% for continuous operation. 0.001 0.1 110100 1000 CURRENT IN AMPS Soldering Parameters Reflow Condition Pb Free assembly - Temperature Min (T ) 150C t s(min) P T Pre Heat - Temperature Max (T ) 200C P s(max) Critical Zone Ramp-up T to T L P - Time (Min to Max) (t ) 60 180 secs s Average ramp up rate (Liquidus Temp (T ) to peak 5C/second max. L T L t L T to T - Ramp-up Rate 5C/second max. S(max) L T S(max) - Temperature (T ) (Liquidus) 217C L Reflow Ramp-down - Temperature (t ) 60 150 seconds L Preheat +0/5 Peak Temperature (T ) 260 C P T S(min) Time within 5C of actual peak Temperature (t ) 20 40 seconds p t S Ramp-down Rate 5C/second max. Time 25C to peak Temperature (T ) 8 minutes max. P 25 Do not exceed 260C time to peak temperature Time (t 25C to peak) Wave Soldering Parameters 260C Peak Temperature, 3 seconds max. 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 11/25/19 TIME IN SECONDS 0.50 A 0.75 A 1.00 A 1.50 A 2.00 A 2.50 A 3.00 A 3.50 A 4.00 A 5.00 A Temperature