SZ1SMA Series - 400W in SMA Package

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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.

The SZ1SMA series is designed to protect voltage sensitive components from high voltage, high energy transients. They have excellent clamping capability, high surge capability, low zener impedance and fast response time. The SZ1SMA series is supplied in the Littelfuse exclusive, cost-effective, highly reliable package and is ideally suited for use in communication systems, automotive, numerical controls, process controls, medical equipment, business machines, power supplies and many other industrial and consumer applications.

Features:

  • Zener Transient Overvoltage Suppressors
  • Peak Power − 400 W @ 1ms
  • ESD Rating of Class 3 (>16 kV) per Human Body Model
  • Response Time is Typically < 1 ns
  • Flat Handling Surface for Accurate Placement
  • Package Design for Top Slide or Bottom Circuit Board Mounting
  • Low Profile Package
  • Pb-free means 2nd level interconnect is Pb-free and the terminal finish material is tin(Sn) (IPC/JEDEC J-STD-609A.01)
  • SZ Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC−Q101 Qualified and PPAP Capable

Access specifications, certifications, check availability and order parts below

Catalog #VR (Vso)Watts (W)IPP 10x1000μs (A)MIN VBR@IT
(V)
MAX VBR@IT
(V)
Vc (V)IT
(mA)
Ir@Vso
(μA)
Operating Temperature Maximum CelsiusPolarityPartner ECAD ModelsStockSamplesCompare
SZ1SMA100AT3G1004002.511112316212.5150UnipolarSZ1SMA100AT3GCheckOrder
SZ1SMA10AT3G1040023.511.112.31712.5150UnipolarSZ1SMA10AT3GCheckOrder
SZ1SMA10CAT3G1040023.511.112.271712.5150BipolarSZ1SMA10CAT3GCheckOrder
SZ1SMA110AT3G1104002.312213517712.5150UnipolarSZ1SMA110AT3GCheckOrder
SZ1SMA11AT3G114002212.213.518.212.5150UnipolarSZ1SMA11AT3GCheckOrder
SZ1SMA120AT3G1204002.113314719312.5150UnipolarSZ1SMA120AT3GCheckOrder
SZ1SMA12AT3G1240020.113.314.719.912.5150UnipolarSZ1SMA12AT3GCheckOrder
SZ1SMA12CAT3G1240020.113.314.719.912.5150BipolarSZ1SMA12CAT3GCheckOrder
SZ1SMA130AT3G1304001.914415920912.5150UnipolarSZ1SMA130AT3GCheckOrder
SZ1SMA13AT3G1340018.614.415.921.512.5150UnipolarSZ1SMA13AT3GCheckOrder
SZ1SMA13CAT3G1340018.614.415.9221.512.5150BipolarSZ1SMA13CAT3GCheckOrder
SZ1SMA14AT3G1440017.215.617.223.212.5150UnipolarSZ1SMA14AT3GCheckOrder
SZ1SMA150AT3G1504001.616718524312.5150UnipolarSZ1SMA150AT3GCheckOrder
SZ1SMA15AT3G1540016.416.718.524.412.5150UnipolarSZ1SMA15AT3GCheckOrder
SZ1SMA15CAT3G1540016.416.718.4624.412.5150BipolarSZ1SMA15CAT3GCheckOrder
SZ1SMA160AT3G1604001.517819725912.5150UnipolarSZ1SMA160AT3GCheckOrder
SZ1SMA16AT3G1640015.417.819.72612.5150UnipolarSZ1SMA16AT3GCheckOrder
SZ1SMA16CAT3G1640015.417.819.672612.5150BipolarSZ1SMA16CAT3GCheckOrder
SZ1SMA170AT3G1704001.518920927512.5150UnipolarSZ1SMA170AT3GCheckOrder
SZ1SMA17AT3G1740014.518.920.927.612.5150UnipolarSZ1SMA17AT3GCheckOrder
SZ1SMA18AT3G1840013.72022.129.212.5150UnipolarSZ1SMA18AT3GCheckOrder
SZ1SMA18CAT3G1840013.72022.1129.212.5150BipolarSZ1SMA18CAT3GCheckOrder
SZ1SMA20AT3G2040012.322.224.532.412.5150UnipolarSZ1SMA20AT3GCheckOrder
SZ1SMA20CAT3G2040012.322.224.5432.412.5150BipolarSZ1SMA20CAT3GCheckOrder
SZ1SMA22AT3G2240011.324.426.935.512.5150UnipolarSZ1SMA22AT3GCheckOrder
SZ1SMA22CAT3G2240011.324.426.935.512.5150BipolarSZ1SMA22CAT3GCheckOrder
SZ1SMA24AT3G2440010.326.729.538.912.5150UnipolarSZ1SMA24AT3GCheckOrder
SZ1SMA24CAT3G2440010.326.729.5138.912.5150BipolarSZ1SMA24CAT3GCheckOrder
SZ1SMA26AT3G264009.528.931.942.112.5150UnipolarSZ1SMA26AT3GCheckOrder
SZ1SMA26CAT3G264009.528.931.9442.112.5150BipolarSZ1SMA26CAT3GCheckOrder
SZ1SMA28AT3G284008.831.134.445.412.5150UnipolarSZ1SMA28AT3GCheckOrder
SZ1SMA28CAT3G284008.831.134.3745.412.5150BipolarSZ1SMA28CAT3GCheckOrder
SZ1SMA30AT3G304008.333.336.848.411150UnipolarSZ1SMA30AT3GCheckOrder
SZ1SMA30CAT3G304008.333.336.8148.412.5150BipolarSZ1SMA30CAT3GCheckOrder
SZ1SMA33AT3G334007.536.740.653.312.5150UnipolarSZ1SMA33AT3GCheckOrder
SZ1SMA33CAT3G334007.536.740.5653.312.5150BipolarSZ1SMA33CAT3GCheckOrder
SZ1SMA36AT3G364006.94044.258.112.5150UnipolarSZ1SMA36AT3GCheckOrder
SZ1SMA36CAT3G364006.94044.2158.112.5150BipolarSZ1SMA36CAT3GCheckOrder
SZ1SMA40AT3G404006.244.449.164.512.5150UnipolarSZ1SMA40AT3GCheckOrder
SZ1SMA40CAT3G404006.244.449.0764.512.5150BipolarSZ1SMA40CAT3GCheckOrder
SZ1SMA43AT3G434005.847.852.869.412.5150UnipolarSZ1SMA43AT3GCheckOrder
SZ1SMA43CAT3G434005.847.9352.76912.5150BipolarSZ1SMA43CAT3GCheckOrder
SZ1SMA45AT3G454005.55055.372.212.5150UnipolarSZ1SMA45AT3GCheckOrder
SZ1SMA45CAT3G454005.650.0255.4371.512.5150BipolarSZ1SMA45CAT3GCheckOrder
SZ1SMA48AT3G484005.253.358.977.412.5150UnipolarSZ1SMA48AT3GCheckOrder
SZ1SMA48CAT3G484005.253.358.9177.412.5150BipolarSZ1SMA48CAT3GCheckOrder
SZ1SMA5.0AT3G540043.56.479.210400150UnipolarSZ1SMA5.0AT3GCheckOrder
SZ1SMA51AT3G514004.956.762.782.412.5150UnipolarSZ1SMA51AT3GCheckOrder
SZ1SMA54AT3G544004.66066.387.112.5150UnipolarSZ1SMA54AT3GCheckOrder
SZ1SMA58AT3G584004.364.471.593.612.5150UnipolarSZ1SMA58AT3GCheckOrder
SZ1SMA58CAT3G584004.364.471.1893.612.5150BipolarSZ1SMA58CAT3GCheckOrder
SZ1SMA6.0AT3G640038.86.677.3710.310400150UnipolarSZ1SMA6.0AT3GCheckOrder
SZ1SMA6.5AT3G6.540035.77.227.9811.210250150UnipolarSZ1SMA6.5AT3GCheckOrder
SZ1SMA60AT3G604004.166.773.7296.812.5150UnipolarSZ1SMA60AT3GCheckOrder
SZ1SMA60CAT3G604004.166.773.7296.812.5150BipolarSZ1SMA60CAT3GCheckOrder
SZ1SMA70AT3G704003.577.88611312.5150UnipolarSZ1SMA70AT3GCheckOrder
SZ1SMA70CAT3G704003.577.885.9911312.5150BipolarSZ1SMA70CAT3GCheckOrder
SZ1SMA75AT3G754003.383.392.112112.5150UnipolarSZ1SMA75AT3GCheckOrder
SZ1SMA78AT3G784003.286.795.8124.812.5150UnipolarSZ1SMA78AT3GCheckOrder
SZ1SMA78CAT3G784003.286.795.8312612.5150BipolarSZ1SMA78CAT3GCheckOrder
SZ1SMA8.0AT3G840029.48.899.8313.6125150UnipolarSZ1SMA8.0AT3GCheckOrder
SZ1SMA8.5AT3G8.540027.89.4410.414.415150UnipolarSZ1SMA8.5AT3GCheckOrder
SZ1SMA85AT3G854002.994.410413712.5150UnipolarSZ1SMA85AT3GCheckOrder
SZ1SMA9.0AT3G9400261011.115.412.5150UnipolarSZ1SMA9.0AT3GCheckOrder
SZ1SMA90AT3G904002.710011114612.5150UnipolarSZ1SMA90AT3GCheckOrder
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
SZ1SMA10AT3G Zen TVS 400W 10V UNI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA10CAT3G Zen TVS 400W 10V BI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA110AT3G Zen TVS 400W 110V UNI DO-214AC TR13 RoHS No 12/09/2021 PbFree No 12/09/2021 Yes
12/09/2021
SZ1SMA11AT3G Zen TVS 400W 11V UNI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA12AT3G Zen TVS 400W 12V UNI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA12CAT3G Zen TVS 400W 12V BI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA13AT3G Zen TVS 400W 13V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA13CAT3G Zen TVS 400W 13V BI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA14AT3G Zen TVS 400W 14V UNI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA15AT3G Zen TVS 400W 15V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA15CAT3G Zen TVS 400W 15V BI DO-214AC TR13 RoHS No 08/30/2017 PbFree No 08/30/2017 Yes
08/30/2017
SZ1SMA16AT3G Zen TVS 400W 16V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA16CAT3G Zen TVS 400W 16V BI DO-214AC TR13 RoHS No 05/08/2018 PbFree No 05/08/2018 Yes
05/08/2018
SZ1SMA17AT3G Zen TVS 400W 17V UNI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA18AT3G Zen TVS 400W 18V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA18CAT3G Zen TVS 400W 18V BI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA20AT3G Zen TVS 400W 20V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA20CAT3G Zen TVS 400W 20V BI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA22AT3G Zen TVS 400W 22V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA24AT3G Zen TVS 400W 24V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA24CAT3G Zen TVS 400W 24V BI DO-214AC TR13 RoHS No 09/07/2017 PbFree No 09/07/2017 Yes
09/07/2017
SZ1SMA26AT3G Zen TVS 400W 26V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA26CAT3G Zen TVS 400W 26V BI DO-214AC TR13 RoHS No 03/01/2018 PbFree No 03/01/2018 Yes
03/01/2018
SZ1SMA28AT3G Zen TVS 400W 28V UNI DO-214AC TR13 RoHS No 09/17/2017 PbFree No 09/17/2017 Yes
09/17/2017
SZ1SMA28CAT3G Zen TVS 400W 28V BI DO-214AC TR13 RoHS No 08/31/2017 PbFree No 08/31/2017 Yes
08/31/2017
SZ1SMA30AT3G Zen TVS 400W 30V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA30CAT3G Zen TVS 400W 30V BI DO-214AC TR13 RoHS No 09/06/2017 PbFree No 09/06/2017 Yes
09/06/2017
SZ1SMA33AT3G Zen TVS 400W 33V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA33CAT3G Zen TVS 400W 33V BI DO-214AC TR13 RoHS No 09/07/2017 PbFree No 09/07/2017 Yes
09/07/2017
SZ1SMA36AT3G Zen TVS 400W 36V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA36CAT3G Zen TVS 400W 36V BI DO-214AC TR13 RoHS No 04/03/2018 PbFree No 04/03/2018 Yes
04/03/2018
SZ1SMA40AT3G Zen TVS 400W 40V UNI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA40CAT3G Zen TVS 400W 40V BI DO-214AC TR13 RoHS No 12/13/2017 PbFree No 12/13/2017 Yes
12/13/2017
SZ1SMA43AT3G Zen TVS 400W 43V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA45AT3G Zen TVS 400W 45V UNI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA48AT3G Zen TVS 400W 48V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA48CAT3G Zen TVS 400W 48V BI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA5.0AT3G Zen TVS 400W 5V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA54AT3G Zen TVS 400W 54V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA58AT3G Zen TVS 400W 58V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA58CAT3G Zen TVS 400W 58V BI DO-214AC TR13 RoHS No 04/03/2018 PbFree No 04/03/2018 Yes
04/03/2018
SZ1SMA6.0AT3G Zen TVS 400W 6V UNI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA6.5AT3G Zen TVS 400W 6.5V UNI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA60CAT3G Zen TVS 400W 60V BI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA70AT3G Zen TVS 400W 70V UNI DO-214AC TR13 RoHS No 10/29/2017 PbFree No 10/29/2017 Yes
10/29/2017
SZ1SMA70CAT3G Zen TVS 400W 70V BI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA78CAT3G Zen TVS 400W 78V BI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA8.0AT3G Zen TVS 400W 8V UNI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA8.5AT3G Zen TVS 400W 8.5V UNI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
SZ1SMA9.0AT3G Zen TVS 400W 9V UNI DO-214AC TR13 RoHS No 02/21/2019 PbFree No 02/21/2019 Yes
02/21/2019
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