Fuse Mounting Accessories Page 73 Fuse & Mounting Accessories

2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 03/03/17 Surface Mount Fuses NANO 2 > 250V > Slo-Blo Fuse > 443 Series 443 Series Fuse Features 250 VAC voltage rating Slo-Blo Fuse Available 0.50A - 5.00A RoHS Compliant Fully compatible with lead-free solder alloys and higher temperature profiles associated with lead-free assembly RoHS % of Ampere Rating Opening Time 100% 4 hours, Minimum 250% 120 seconds, Maximum Electrical Specifications by Item Ampere Rating (A) Amp Code Max Voltage Rating (V) Interrupting Rating Nominal Cold Resistance (Ohms) Nominal Melting I 2 t (A 2 sec) Nominal Voltage Drop (mV) Agency Approvals PS E 0.50 .500 250 50A @250VAC 0.600 1.61 448 x 0.75 .750 250 0.275 3.025 285 x 1 001. 250 0.180 10.17 234 x 1.50 01.5 250 0.100 14.72 196 x 2 002. 250 0.052 18.06 154 x 2.50 02.5 250 0.035 18.13 139 x 3 003. 250 0.028 51.44 113 x 3.50 03.5 250 0.019 53.14 98 x 4 004. 250 0.016 122.5 81 x 5 005. 250 0.0115 180.6 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. The 250V Nano 2 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. AC/DC power adaptor Telecom equipment system power Portable system built-in AC/DC converter Lighting System LED Lighting Description Applications Agency Approvals Electrical Characteristics for Series AGENCY AGENCY FILE NUMBER AMPERE RANGE E10480 0.500A - 5.00A SU05024 -14004 SU05024 -14003 SU05024 -14002 0.500A - 0.750A 1.00A - 2.50A 3.00A - 5.00A PS E NBK290416-JP1021 1.00A - 5.00A R50310551 0.500A - 5.00A Specifications are subject to change without notice. Application testing is strongly recommended. PS E Additional Information Datasheet Samples Resources

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