HCRTP-mini Series - 16VDC 500A High Current Reflowable Thermal Protector Mini

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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.

High Current Reflowable Thermal Protection Mini (HCRTP-MINI) Device is a low-resistance, robust surface mountable thermal protector. It has a set open temperature and can be installed using reliable, lead-free, Surface Mount Device (SMD) assembly and reflow processes.


  • Capable of high hold current 
  • Low profile, compact footprint
  • Low series resistance; DC interrupt voltage capable
  • AEC-Q200 qualified
  • Compatible with SMD solder reflow process up to 260°C


  • Helps prevent failed components from causing damage in case of a thermal event
  • Allows the use of standard surface-mount production methods so that no special assembly costs are required
  • Low power dissipation and voltage drop
  • Supports DC electronic circuits
  • Enables green design


  • Automotive HVAC, ABS, power steering, DC/DC converters, diesel heaters, engine cooling fans, body control modules, PTC heaters, etc.
  • IT servers, telecom power converters, etc. 
  • Other industrial applications with high demanding environmental, life and reliability requirements
  • Other DC thermal protection

Access specifications, certifications, check availability and order parts below

Catalog #StockSamples
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
RF4515-000 HCRTP-MINI RoHS No 10/12/2016 PbFree No 10/12/2016 CoC_RoHS10_RF4515-000_HCRTP-MINI Yes
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