SM8S series, 6600W transient voltage suppressor (TVS) in DO218 package, designed to protect electronic circuits against damage induced by lightning surges or other transient voltage events.

Features and Benefits
  • Peak pulse power 6600W @ 10/1000μs waveform
  • Meet ISO 7637-2 5a/5b and ISO 16750-2 A/B load dump test (varies by test condition)
  • IEC 61000-4-2 ESD 30kV (Air), 30kV (Contact)
  • EFT protection of data lines in accordance with IEC 61000-4-4
  • Excellent clamping capability
  • Guaranteed high temperature for reflow soldering: 260°C/10sec
  • Mold compound complies to UL94V-0 flammability classification
  • Meets MSL level 1, per J-STD-020
  • Pb-free lead finish
  • Halogen free and RoHS compliant
  • Power supplies
  • Industrial applications
  • Power management circuits
  • I/O interfaces
Quality, reliability & chemical content
Type Number Symbol Parameter Conditions Min Typ/Nom Max Unit
SM8S17A VR  reverse stand off voltage       17 V
VBR  breakdown voltage  IT = 5 mA 18.9   20.9 V
Tj  junction temperature   -55   150 °C
VC  clamping voltage  IPP = 239 A; tp = 10/1000 μs     27.6 V
IPP  peak pulse current  10/1000μs waveform     239 A
IR  reverse leakage  VR = 17 V     5 μA
Type number Package Packing Product status Marking Orderable part number Ordering code (12NC)


STANDARD MARK SMDVolume productionStandard MarkingSM8S17AJ9340 732 14118
Type number Ordering code (12NC) Orderable part number Region Distributor Order sample
SM8S17A9340 732 14118SM8S17AJNANA


Chemical content Orderable part number Type number RoHS / RHF Leadfree conversion date MSL MSL LF
SM8S17ASM8S17AJSM8S17ALeaded  H1


All information in this document is furnished for exploratory or indicative purposes only. All information in this document is believed to be accurate and reliable. However, WeEn Semiconductors does not give any representations or warranties as to the accuracy or completeness of such information and shall have no liability for the consequences of use of such information. WeEn Semiconductors may make changes to information published in this document at any time and without notice. Minor deviations may occur in the products from different manufacturing location. This document supersedes and replaces all information supplied prior to the publication hereof. Nothing in this document may be interpreted or construed as an offer to sell products that is open for acceptance or the grant, conveyance or implication of any license under any copyrights, patents or other industrial or intellectual property rights.