1SMBxxA Series - 600 Watt SMB Transient Voltage Suppressor, Unidirectional

Series: 1SMBxxA
Availability: Phase Out/Obsolete

Contact the factory.

Questions? Contact Littelfuse Support
External overview image
Roll Over to Zoom
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.

This series will be End of Life (EOL) on December 31, 2017 and is not recommended for new designs. Replacement will be the SMBJ series.

The SMB 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 SMB series is supplied in Littelfuse's exclusive, cost-effective, highly reliable package and is ideally suited for use in communication systems, numerical controls, process controls, medical equipment, business machines, power supplies and many other industrial/consumer applications.

Features:

  • Standard Zener Breakdown Voltage Range - 6.4 to 200 V
  • Stand-off Voltage Range - 5 to 170 V
  • Peak Power - 600 Watts @ 1 ms
  • Maximum Clamp Voltage @ Peak Pulse Current
  • Low Leakage < 5 µA Above 10 V
  • UL Recognition
  • Response Time is Typically < 1 ns
  • CASE: Void-free, transfer-molded, thermosetting plastic
  • FINISH: All external surfaces are corrosion resistant and leads are readily solderable
  • POLARITY: Cathode indicated by molded polarity notch. When operated in zener mode, will be positive with respect to anode
  • MOUNTING POSITION: Any
  • LEADS: Modified L-Bend providing more contact area to bond pad
  • MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES: 260°C for 10 Seconds
  • WAFER FAB LOCATION: Phoenix, Arizona
  • ASSEMBLY/TEST LOCATION: Seremban, Malaysia
  • Pb-Free Packages are Available
  • 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 #PolarityPartner ECAD ModelsSamplesCompare
1SMB100AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ100A
Unipolar1SMB100AT3GOrder
1SMB10AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ10A
Unipolar1SMB10AT3GOrder
1SMB110AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ110A
Unipolar1SMB110AT3GOrder
1SMB11AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ11A
Unipolar1SMB11AT3GOrder
1SMB120AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ120A
Unipolar1SMB120AT3GOrder
1SMB12AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ12A
Unipolar1SMB12AT3GOrder
1SMB130AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ130A
Unipolar1SMB130AT3GOrder
1SMB13AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ13A
Unipolar1SMB13AT3GOrder
1SMB14AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ14A
Unipolar1SMB14AT3GOrder
1SMB150AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ150A
Unipolar1SMB150AT3GOrder
1SMB15AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ15A
Unipolar1SMB15AT3GOrder
1SMB160AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ160A
Unipolar1SMB160AT3GOrder
1SMB16AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ16A
Unipolar1SMB16AT3GOrder
1SMB170AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ170A
Unipolar1SMB170AT3GOrder
1SMB17AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ17A
Unipolar1SMB17AT3GOrder
1SMB18AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ18A
Unipolar1SMB18AT3GOrder
1SMB20AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ20A
Unipolar1SMB20AT3GOrder
1SMB22AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ22A
Unipolar1SMB22AT3GOrder
1SMB24AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ24A
Unipolar1SMB24AT3GOrder
1SMB26AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ26A
Unipolar1SMB26AT3GOrder
1SMB28AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ28A
Unipolar1SMB28AT3GOrder
1SMB30AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ30A
Unipolar1SMB30AT3GOrder
1SMB33AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ33A
Unipolar1SMB33AT3GOrder
1SMB36AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ36A
Unipolar1SMB36AT3GOrder
1SMB40AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ40A
Unipolar1SMB40AT3GOrder
1SMB43AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ43A
Unipolar1SMB43AT3GOrder
1SMB45AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ45A
Unipolar1SMB45AT3GOrder
1SMB48AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ48A
Unipolar1SMB48AT3GOrder
1SMB5.0AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ5.0A
Unipolar1SMB5.0AT3GOrder
1SMB51AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ51A
Unipolar1SMB51AT3GOrder
1SMB54AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ54A
Unipolar1SMB54AT3GOrder
1SMB58AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ58A
Unipolar1SMB58AT3GOrder
1SMB6.0AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ6.0A
Unipolar1SMB6.0AT3GOrder
1SMB6.5AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ6.5A
Unipolar1SMB6.5AT3GOrder
1SMB60AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ60A
Unipolar1SMB60AT3GOrder
1SMB64AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ64A
Unipolar1SMB64AT3GOrder
1SMB7.0AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ7.0A
Unipolar1SMB7.0AT3GOrder
1SMB7.5AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ7.5A
Unipolar1SMB7.5AT3GOrder
1SMB70AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ70A
Unipolar1SMB70AT3GOrder
1SMB75AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ75A
Unipolar1SMB75AT3GOrder
1SMB8.0AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ8.0A
Unipolar1SMB8.0AT3GOrder
1SMB8.5AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ8.5A
Unipolar1SMB8.5AT3GOrder
1SMB85AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ85A
Unipolar1SMB85AT3GOrder
1SMB9.0AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ9.0A
Unipolar1SMB9.0AT3GOrder
1SMB90AT3G
Obsolete: 2018 -06-30
Replaced By: SMBJ90A
Unipolar1SMB90AT3GOrder
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
1SMB100AT3G ZEN SMB TVS 600W 100V TR RoHS No 05/29/2017 PbFree No 05/29/2017 Yes
05/29/2017
1SMB12AT3G ZEN SMB TVS 600W 12V TR RoHS No 07/11/2017 PbFree No 07/11/2017 Yes
07/11/2017
1SMB130AT3G ZEN SMB TVS 600W 130V TR RoHS No 08/11/2017 PbFree No 08/11/2017 Yes
08/11/2017
1SMB14AT3G ZEN SMB TVS 600W 14V TR RoHS No 08/11/2017 PbFree No 08/11/2017 Yes
08/11/2017
1SMB150AT3G ZEN SMB TVS 600W 150V TR RoHS No 08/10/2017 PbFree No 08/10/2017 Yes
08/10/2017
1SMB15AT3G ZEN SMB TVS 600W 15V TR RoHS No 09/06/2017 PbFree No 09/06/2017 Yes
09/06/2017
1SMB16AT3G ZEN SMB TVS 600W 16V TR RoHS No 08/11/2017 PbFree No 08/11/2017 Yes
08/11/2017
1SMB170AT3G ZEN SMB TVS 600W 170V TR RoHS No 08/11/2017 PbFree No 08/11/2017 Yes
08/11/2017
1SMB17AT3G ZEN SMB TVS 600W 17V TR RoHS No 08/03/2017 PbFree No 08/03/2017 CoC_RoHS9_1SMB17AT3G REACH181_Declaration_1SMB17AT3G Yes
08/03/2017
Does not Contain
1SMB18AT3G ZEN SMB TVS 600W 18V TR RoHS No 06/08/2017 PbFree No 06/08/2017 Yes
06/08/2017
1SMB20AT3G ZEN SMB TVS 600W 20V TR RoHS No 10/09/2017 PbFree No 10/09/2017 Yes
10/09/2017
1SMB22AT3G ZEN SMB TVS 600W 22V TR RoHS No 08/11/2017 PbFree No 08/11/2017 CoC_RoHS9_1SMB22AT3G REACH181_Declaration_1SMB22AT3G Yes
08/11/2017
Does not Contain
1SMB24AT3G ZEN SMB TVS 600W 24V TR RoHS No 05/09/2017 PbFree No 05/09/2017 CoC_RoHS9_1SMB24AT3G REACH181_Declaration_1SMB24AT3G Yes
05/09/2017
Does not Contain
1SMB26AT3G ZEN SMB TVS 600W 26V TR RoHS No 08/07/2017 PbFree No 08/07/2017 Yes
08/07/2017
1SMB28AT3G ZEN SMB TVS 600W 28V TR RoHS No 04/26/2017 PbFree No 04/26/2017 Yes
04/26/2017
1SMB30AT3G ZEN SMB TVS 600W 30V TR RoHS No 08/11/2017 PbFree No 08/11/2017 Yes
08/11/2017
1SMB36AT3G ZEN SMB TVS 600W 36V TR RoHS No 06/28/2017 PbFree No
1SMB43AT3G ZEN SMB TVS 600W 43V TR RoHS No 12/06/2017 PbFree No 12/06/2017 Yes
12/06/2017
1SMB48AT3G ZEN SMB TVS 600W 48V TR RoHS No 08/11/2017 PbFree No 08/11/2017 Yes
08/11/2017
1SMB5.0AT3G ZEN SMB TVS 600W 5.0V TR RoHS No 07/18/2017 PbFree No 07/18/2017 Yes
07/18/2017
1SMB51AT3G ZEN SMB TVS 600W 51V TR RoHS No 07/26/2017 PbFree No 07/26/2017 Yes
07/26/2017
1SMB58AT3G ZEN SMB TVS 600W 58V TR RoHS No 08/10/2017 PbFree No 08/10/2017 REACH181_Declaration_1SMB58AT3G Yes
08/10/2017
Does not Contain
1SMB6.0AT3G ZEN SMB TVS 600W 6.0V TR RoHS No 05/03/2017 PbFree No 05/03/2017 Yes
05/03/2017
1SMB64AT3G ZEN SMB TVS 600W 64V TR RoHS No 04/15/2018 PbFree No 04/15/2018 Yes
04/15/2018
1SMB70AT3G ZEN SMB TVS 600W 70V TR RoHS No 08/07/2017 PbFree No 08/07/2017 Yes
08/07/2017
1SMB90AT3G ZEN SMB TVS 600W 90V TR RoHS No 08/11/2017 PbFree No 08/11/2017 Yes
08/11/2017
If the product environmental information that you are looking for does not appear in this tab,
please complete the Product Environmental Information Request Form.