30R300 - 30R Series

Series: 30R
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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 30R series radial leaded device is designed to provide overcurrent protection for low voltage (≤30V) applications where space is not a concern and resettable protection is preferred.


  • Cured, flame retardant epoxy polymer insulating material meets UL 94V-0 requirements
  • Fast time-to-trip
  • RoHS compliant, Lead-Free and Halogen-Free


  • USB hubs, ports and peripherals
  • Computers & peripherals
  • Motor protection
  • General electronics
  • Automotive applications

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pdficon Resettable PTCs 30R Datasheet

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...

Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
30R300UU PTC 30V POLYFUSE RADIAL LEADS 3A RoHS No 07/01/2006 PbFree No 07/01/2006 CoC_RoHS10_30R300UU REACH201_Declaration_30R300UU Yes
Does not Contain IPC 30R300UU_KN
30R3000UPR RoHS No 07/01/2006 PbFree No 07/01/2006 Yes
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