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Sélectionner tout	Attribut	Valeur
	Marque	Littelfuse
	Trip Current	0.24A
	Product Type	Resettable Fuse
	Voltage	60V dc
	Current Rating	3A
	Time to Trip	2.5s
	Hold Current	0.12A
	Length	6.5mm
	Height	11mm
	Width	4.6mm
	Minimum Resistance	4Ω
	Maximum Resistance	8Ω
	Minimum Operating Temperature	-40°C
	Maximum Operating Temperature	85°C
	Power Dissipation	0.9W
	Standards/Approvals	TUV, RoHS, CSA, UL
	Series	TRF250
	Lead Orientation	Radial

	Sélectionner tout
	Marque Littelfuse
	Trip Current 0.24A
	Product Type Resettable Fuse
	Voltage 60V dc
	Current Rating 3A
	Time to Trip 2.5s
	Hold Current 0.12A
	Length 6.5mm
	Height 11mm
	Width 4.6mm
	Minimum Resistance 4Ω
	Maximum Resistance 8Ω
	Minimum Operating Temperature -40°C
	Maximum Operating Temperature 85°C
	Power Dissipation 0.9W
	Standards/Approvals TUV, RoHS, CSA, UL
	Series TRF250
	Lead Orientation Radial

PolySwitch™ PTC Devices TRF Series

TE PolySwitch TRF Series of telecommunications and networking devices provide protection against damage caused by power cross and power induction surges as defined in ITU, Telcordia GR1089 and UL60950. Typically used in modems, fax machines, alarm systems, xDSL modems and splitters, T1/E1 equipment, analog and digital line cards, VoIP (Voice over Internet Protocol) equipment, LAN, WAN equipment and access network hardware applications.

Resettable overcurrent protection

Surface-mount, radial-leaded and chip form factors

Fast time-to-trip

Low parasitic capacitance/flat impedance with frequency

RoHS compliant

PCB Wire Ended

All are UL, CSA, TUV approved

Protection of electrical and electronic circuits against excessive currents

Rapid switch from low resistance state to very high resistance with electrical overload or short circuit

Quick and automatic reset and return to low resistance state when fault condition corrected and power removed

Features:

Automatically resets itself thousands of times

Maintenance free

Small size and no fuseholder required

Main applications:

Security systems

Power supplies and transformers

Power switching devices

Automotive and medical equipment

Instrumentation and control

Computers and peripherals

Audio Visual and telecommunications

Littelfuse 0.12 A Resettable Fuse, 60V dc

PolySwitch™ PTC Devices TRF Series

PCB Wire Ended

Features:

Main applications:

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