0468003. - 468 Series

Series: 468
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0468.500NR 011
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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.

The 468 Series Time-Lag (Slo-Blo®) SMF is a small (1206
size) thin-film device designed for secondary protection
of circuits used in space constrained applications such as
hand-held portable electronic devices.
This series is 100% lead-free and meets the requirements
of the RoHS directive. New Halogen-Free 468 Series
fuses are available–to order use the “HF” suffix. See Part
Numbering section for additional information.


  • Complies with electronic industry environmental standards for lead reduction.
  • Product is compatible with lead-free solders and higher temperature profiles.
  • Time delay feature withstands high in-rush currents and prevents nuisance openings.
  • Package is visually distinct from fast-acting version for easy identification.
  • Top side marking allows visual verification of amperage rating.
Property (Mouseover for details) Value
Body Epoxy Substrate
Nominal Melting I2T (A2sec) 1.27
Nominal Cold Resistance (Ohms) 0.0195
Opening Slo-Blo/Time Lag (T)/Time Delay
Operating Temperature -55° to 90°C
Partner ECAD Models 0468003.

TUVicon TUVR_R50555208_20220812

URicon UR_JDYX2_E10480_101212360

cURicon cUR_JDYX8_E10480_101212360

pdficon Fuseology Selection Guide

Littelfuse Fuseology Selection Guide

pdficon Circuit Protection Technology Application Matrix

Littelfuse is the world leader in the design and manufacturing of fuses for the automotive industrial handheld computer and telecom markets...

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pdficon Fuse 468 Datasheet

The 468 Series Time-Lag (Slo-Blo®) SMF is a small (1206 size) thin-film device designed for secondary protection of circuits...

Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
0468003.NR SLIMLINE LEAD-FREE 1206 SLO-BLO 3A RoHS No 02/19/2004 PbFree No 02/19/2004 CoC_RoHS10_0468003.NR REACH_SVHC Declaration (Contain)_0468003.NR No
Contains IPC_468xxx_Series
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