040802.5WR - 408 Series

Series: 408
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Disclaimer Notice

Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

Littelfuse 408 Series is a 100% lead-free, RoHS compliant, and halogen-free fuse designed specifically to provide overcurrent protection to circuits that operate under high working ambient temperatures up to 150°C and high in-rush currents. The general design ensures excellent temperature stability and performance reliability. This high I2t time lag fuse is designed to have ultra-high in-rush current withstand capability to avoid nuisance fuse open.

Features:

  • Operating Temperature from -55°C to +150°C
  • UL Recognized to UL / CSA / NMX 248-1 and UL / CSA / NMX 248-14
  • 100% Lead-free, RoHS compliant, and Halogen-free
  • Suitable for both leaded and lead-free reflow / wave soldering
  • Ultra-high I2t values

Benefits:

  • Avoids nuisance opening due to high inrush and surge current inherent in the system
  • High current ratings in small

Applications:

  • Displays
  • Servers
  • Computers
  • Printers
  • Scanners
  • Data Modems
  • Gaming Consoles

Property (Mouseover for details) Value
Ampere Rating (A) 2.5
Body Ceramic
Nominal Melting I2T (A2sec) 0.65
Nominal Cold Resistance (Ohms) 0.052
Opening Slo-Blo/Time Lag (T)/Time Delay
Breaking Capacity VDC 50A @ 32
Interrupt Current (Max) AMP 50A
Operating Temperature -55° to 150°C
Partner ECAD Models 040802.5WR
To request product environmental information, please complete the Product Environmental Information Request Form.