TRF250-145U, TRF250-055T - Radial Leaded Resettable PPTC

Littelfuse

The TRF250-145U by Littelfuse is a Radial Leaded Resettable PPTC. Below is the official datasheet preview.

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TRF250-145U Radial Leaded Resettable PPTC by Littelfuse - Datasheet Preview — Official preview page of the **TRF250-145U** Radial Leaded Resettable PPTC datasheet (Littelfuse).

Datasheet Details

Part number	TRF250-145U, TRF250-055T
Manufacturer	Littelfuse
File Size	622.34 KB
Description	Radial Leaded Resettable PPTC
Datasheet	TRF250-055T-Littelfuse.pdf
Note	This datasheet PDF includes multiple part numbers: TRF250-145U, TRF250-055T. Please refer to the document for exact specifications by model.
Additional preview pages of the TRF250-145U datasheet.

TRF250-145U Product details

Description

Our PolySwitch® families of telecommunications and networking devices help meet the growing demand for resettable overcurrent protection. Modems Phone sets Fax machines Phone wall outlets

Features

& Benefits.
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. Electrical Characteristics Part Number Ordering IH Part Number (A) IT VMAX Operating Interrupt IMAX Interrupt PD Typ Max Time-to-trip RMIN RMAX R1MAX (A) (VDC) (VRMS) (A) (W) (A) (s) (Ω) (Ω) (Ω) TRF250-055T RF1968.

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Other Datasheets by Littelfuse

TRF250-145 - Radial Leaded Resettable PPTC
TRF250-145T - Radial Leaded Resettable PPTC
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TRF250-120 - Radial Leaded Resettable PPTC
TRF250-120S-B-0.5 - Radial Leaded Resettable PPTC
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Published: Feb 26, 2025 |