The Littelfuse NANO[2] Slo-Blo[®] fuse (part number 0449002.MR) is a surface mount fuse designed for secondary protection in space-constrained applications. It is fully compatible with lead-free solder alloys and features enhanced inrush withstand characteristics due to its Slo-Blo[®] design. This fuse's time delay helps prevent nuisance openings caused by inrush currents, making it suitable for applications like notebook PCs, telecom systems, LCD/PDP TVs, and power supplies. It is RoHS compliant and 100% lead-free, ensuring environmental responsibility and compatibility with modern manufacturing processes.