PLEDxUx-A Series - Automotive PLED Unidirectional Series

Littelfuse LED Protector Automotive PLED Series PLEDxUx A Image
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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.

Automotive PLED Unidirectional Series (PLEDxUx-A) open LED protectors provide a switching electronic shunt path around a single LED that fails as an open circuit. This ensures the remaining string of LEDs will continue to function even though a single LED in the string has failed open. It also provides reverse battery or reverse power polarity protection. This series is designed for automotive applications such as automotive car head lamp, tail lamp, LED indicator protection, aircraft runway lighting and other applications need high reliability requirements.Compatible with one, two and three watt LEDs that have a nominal 3V forward characteristic.


  • AEC−Q101 Qualified and PPAP Capable 
  • Fast switching 
  • Reverse Battery/Power Protection 
  • Automatically resets after power cycle 
  • Available in 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) 
  • Compatible with PWM frequencies up to 10 kHz


This series is designed for automotive applications.

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