TRF250-120T-R1-B-0.5 - TRF250 Series

Series: TRF250
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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.

Our PolySwitch® families of telecommunications and networking devices help 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 IEC 62368-1. Our offering includes chip, surface-mount and radial-leaded configurations.

Features:
  • Resettable overcurrent protection
  • Fast time-to-trip
  • Resistance sorted and matched devices available
  • Low parasitic capacitance/flat impedance with frequency
  • Recognized to UL 1434, approved to CSA TIL No. CA-3A and EN 60730-1

Applications:
Networking Machines and Systems

  • Modems
  • Phone sets
  • Fax machines
  • Phone wall outlets
  • Alarm systems
  • PBX systems
  • MDF modules
  • T1/E1 equipment
  • Analog and digital line cards
  • xDSL modems and splitters
  • Powered Ethernet systems
  • VoIP (Voice over Internet Protocol) equipment
  • LAN, WAN equipment
  • Customer premise equipment
  • Access network hardware
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Application Spotlight


Property (Mouseover for details) Value
Hold Current (A) 0.12
Trip Current (A) 0.24
Max Voltage Rating 60
Minimum Resistance (RMIN) (Ohms) 6
Resistance (Max) Ω 9
Max Resistance (R1max) (Ohms) 16
Interrupt Current (Max) AMP 3
Interrupt Voltage (Max) VRMS 250
V Rate 60
Power Dissipation (Typical) WATT 0.8
Partner ECAD Models TRF250-120T-R1-B-0.5
Maximum Operating Temperature 85

Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
RF0015-000 TRF250-120T-R1-B-0.5 RoHS No 06/01/2017 PbFree No 06/01/2017 CoC_RoHS10_RF0015-000_TRF250-120T-R1-B-0.5 REACH181_Declaration_RF0015-000_TRF250-120T-R1-B-0.5 No
06/01/2017		 Does not Contain IPC_RF0015-000 TRF250-120T-R1-B-0.5)
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