SE Series - Square GDT with 1206 Size

Series: SE
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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 SE Series is a series of square GDT devices in a standard 1206 footprint (3.2x1.6x1.6mm) which is the smallest GDT in the market. SE series GDT’s feature an ultra low capacitances (< 0.5pF) and are able to withstand high surge currents without destruction.

  • Ultra small size (EIA 1206)
  • Excellent SMD handling
  • Ultra low capacitance and insertion loss
  • Excellent stability on multiple pulse duty cycle
  • Excellent response to fast rising transients
  • Lead-free and RoHS compliant
  • UL Recognized

  • Communication equipment
  • Data lines
  • Switching power supplies
  • Telecom SLIC protection
  • Broadband equipment
  • xDSL equipment
  • Satellite and CATV equipment
  • General telecom equipment
  • CCTV

Access specifications, certifications, check availability and order parts below

Catalog #VMIN Spark
VNom Spark
VMAX Spark
@ 100V/μs
@ 1kV/μs
Resistance (ω)
Capacitance (Co) (pF)Impulse Discharge Current @8/20μs (kA)ElectrodesFailsafeInsulation Resistance (MΩ)Operating TemperaturePartner ECAD ModelsStockSamplesCompare
SE140140182988009001<0.50.52No1-40° to 90°CSE140CheckOrder
SE20020026014070011001<0.30.52No1-40° to 90°CSE200CheckOrder
SE2302302761726008001<0.50.52No1-40° to 90°CSE230CheckOrder
SE35035049526590011501<0.50.52No1-40° to 90°CSE350CheckOrder
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
SE140 SQUARE GDT 1206 140V RoHS No 04/21/2015 PbFree No 04/21/2015 CoC_RoHS10_SE140 REACH219_Declaration_SE140 Yes
Does not Contain
SE200 SQUARE GDT 1206 200V RoHS No 02/11/2015 PbFree No 02/11/2015 CoC_RoHS10_SE200 REACH219_Declaration_SE200 Yes
Does not Contain IPC_SE200
SE230 SQUARE GDT 1206 230V RoHS No 01/15/2018 PbFree No 01/15/2018 CoC_RoHS10_SE230 REACH_SVHC Declaration_SE230 Yes
Does not Contain
SE350 SQUARE GDT 1206 350V RoHS No 09/20/2016 PbFree No 09/20/2016 CoC_RoHS10_SE350 REACH209_Declaration_SE350 Yes
Does not Contain
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pdficon Gas Discharge Tubes SE Datasheet

pdficon Circuit Protection Technology Application Matrix

Littelfuse is the world leader in the design and manufacturing of fuses for the automotive industrial handheld computer and telecom markets...