Sankosha SD3-Series GDT

SD3-Series
Sankosha Gas Discharge Tubes (GDT) - Surge Arresters

Applications:

Cable Telephony Products

Modems/Cable Modems

Broadband/CATV/Coaxial Protectors

xDSL Modems and Peripherals

Building Entry/Outside Plant

Transient Voltage Surge Suppression (TVSS)

Features:

3.2 x 4.5 mm (4532) Footprint

UL 497B Recognized (File E140906)

High Surge Current Rating

Non-Radioactive

RoHS Compliant (100% Lead-Free)

ISO 9001 and ISO 14001 Certified

Low Capacitance ≤ 0.5pF

Proven Performance

Part Number	DC Breakdown Voltage⁽¹⁾	Impulse Breakdown Voltage	Insulation Resistance⁽²⁾	Capacitance (1MHz)	DC Holdover Voltage⁽³⁾	Impulse Life		Impulse Discharge Current (8/20μsec)
Part Number	100V/s	100V/μs	Insulation Resistance⁽²⁾	Capacitance (1MHz)	DC Holdover Voltage⁽³⁾	8/20μs, 100A	10/1000μs, 50A	Impulse Discharge Current (8/20μsec)
SD3-75	75V	≤ 500V	≥ 10,000 MΩ	≤ 0.5pF	≤ 52V	1000 Times		2.0 kA
SD3-90	90V	≤ 500V	≥ 10,000 MΩ	≤ 0.5pF	≤ 52V	1000 Times		2.0 kA
SD3-200	200V	≤ 500V	≥ 10,000 MΩ	≤ 0.5pF	≤135V	1000 Times		2.0 kA

Notes:

DC Breakdown Voltage Ranges are � 20%
Insulation Resistance measured at:
DC 50V for the SD3-75 and SD3-90
DC 100V for the SD3-200
DC Holdover Voltage measured in accordance with the ITU-T K.12.
Packaged on tape and reel.