Littelfuse LED Protector Automotive PLED Series PLEDxUx A Image
Roll Over to Zoom
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.

PLEDxUSxA open LED protectors provide an electronic switching shunt path when an LED in an LED string fails as an open circuit. This ensures that the remaining string of LEDs will continue to function if a single LED does not.

The components is designed to enable higher reliability in indoor LED lighting applications such as advertisement lighting and other applications. 

This series is compatible with one, two and three watt LEDs that have a nominal 3V forward characteristic and is available in an SMB surface mount package. The DO-214AA (SMB) low profile package is ideal for dense board applications.


  • Ideal for protecting high brightness LED with high operating current at specified condition. 
  • Fast switching
  • Reverse Battery/Power Protection
  • Low profile, small foot print standard DO-214AA package 
  • Compatible with industrial lighting environments
  • IEC-61000-4-2 ESD 30kV (Air), 30kV (Contact)
  • ESD protection of data lines in accordance with IEC 61000-4-2 (IEC801-2)
  • RoHS compliant and halogen-free
  • Pb-free E3 means 2nd level interconnect is Pb-free and the terminal finish material is tin(Sn) (IPC/JEDEC J-STD-609A.01)
  • Recognized to UL 497B as an Isolated Loop Circuit Protector


  • This series is designed for indoor and outdoor LED lighting applications.
To request product environmental information, please complete the Product Environmental Information Request Form.