TPSMB8.2A - TPSMB Series

Series: TPSMB
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TVS Diode TPSMB Image
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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.

Products within the TPSMB series have been qualified to AEC-Q101, and are appropriate for use in Automotive applications. The TPSMB series Transient Voltage Suppression (TVS) Diode offers secondary protection of sensitive automotive and other electronics from transients induced by load dump and other transient voltage events. It’s AEC-Q101 qualified, which makes it an ideal choice for protecting I/O interfaces, VCC bus and other vulnerable circuits used in automotive applications.


  • High reliability application and automotive grade AEC-Q101 qualified
  • 600V and 650V Breakdown Voltage Bi-directional TVS
  • 600W peak pulse power capability at 10/1000μs waveform, repetition rate (duty cycles):0.01%
  • SMB package (DO-214AA)
  • Excellent clamping capability
  • IEC-61000-4-2 ESD 30kV(Air), 30kV (Contact)


DC power protection and ESD protection in automotive electronics like:

  • IGBT Active Clamping in HVAC
  • EV Convertor/Invertor
  • Xenon Head Lamp Ignitor for Automobile
  • Battery protection in BMS (Battery Management System)
  • Electronic control units
  • BCMs
  • CAN bus
  • LIN bus
  • Sensors
  • Entertainment systems
  • Portable devices that require high reliability
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
TPSMB8.2A TVS SURF MT DO214AA AEQ101 T&R RoHS No 02/20/2019 PbFree No 02/20/2019 Yes
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