NSA5.0AFT3G - NSA5.0AFT3G Series

Series: NSA5.0AFT3G
Obsolete: 2018 -06-30 Replaced By: SMA6L5.0A
Questions? Contact Littelfuse Support
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This series will be End of Life (EOL) on December 31, 2017 and is not recommended for new designs. Replacement will be the SMA6L series.

The NSA5.0AFT3G is designed to protect voltage senesitive components from high voltage, high energy transitions. This device has excellent clamping capability and high surge capability, low zener impedance and fast response time. The NSA5.0AFT3G is ideally suited for use in computer hard disk drives, communication systems, automotive, numberical controls, process controls, medical equipment, business machines, power supplies and many other industrial/consumer applications.


  • Peak Power 400 W @ 1 ms
  • ESD Rating of Class 3 (> 16 kV) per Human Body Model
  • ESD Rating IEC 6100042 (> 30 kV)
  • Response Time is Typically < 1 ns
  • Flat Handling Surface for Accurate Placement
  • Package Design for Top Slide or Bottom Circuit Board Mounting


  • Transient Voltage Suppression

End Products:

  • Communication Systems
  • Automobiles
  • Power Supplies
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