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This family of telecommunication and networking devices was initially designed over 10 years ago to meet the growing demand for resettable overcurrent protection. These product families help provide protection against damage caused by power cross and power induction surges as defined in ITU, Telcordia GR1089, and UL60950. Available in chip, surface-mount, and radial-leaded configurations, Tyco Electronics’ PolySwitch devices help improve the reliability of customer premise and network equipment world wide.

Features

? RoHS compliant

? Resettable overcurrent protection

? Surface-mount, radial-leaded, and chip form factors

? Fast time-to-trip

? Agency recognition: UL, CSA, TüV

? Resistance sorted and matched devices available

? Low parasitic capacitance/flat impedance with frequency

Applications

? Modems

? Phone sets

? Fax machines

? Phone wall outlets

? Alarm systems

? PBX systems

? MDF modules

? Analog and digital line cards

? T1/E1 equipment

? xDSL modems and splitters

? Powered ethernet systems

? VoIP (Voice over Internet Protocol) equipment

? LAN, WAN equipment

? Customer premise equipment

? Access network hardware