1SMB20AT3G - 1SMBxxA Series

Series: 1SMBxxA
Obsolete: 2018 -06-30 Replaced By: SMBJ20A Availability: Obsolete

Obsolete
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

Property (Mouseover for details) Value
Partner ECAD Models 1SMB20AT3G
Replaced By Part Number SMBJ20A
Polarity Unipolar
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
1SMB20AT3G ZEN SMB TVS 600W 20V TR RoHS No 10/09/2017 PbFree No 10/09/2017 Yes
10/09/2017
If the product environmental information that you are looking for does not appear in this tab,
please complete the Product Environmental Information Request Form.