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Radial Leaded Positive Temperature Coefficient 250V 0.12A PTC Resettable Fuse 5.1mm

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Radial Leaded Positive Temperature Coefficient 250V 0.12A PTC Resettable Fuse 5.1mm

Brand Name : AMPFORT

Model Number : TRF012

Certification : UL,TUV

Place of Origin : Dongguan,Guangdong,China

MOQ : 1000 Pieces

Price : Negotiable

Payment Terms : T/T,Paypal, Western Union

Supply Ability : 70,000,000 Pieces Per Month

Delivery Time : 7-10 Workdays

Packaging Details : Bulk,1000 nos per bag

Product name : PTC Resettable PPTC 250V 0.12A

Rated voltage : 250V

Hold current : 0.12A

Trip current : 0.24A

Max voltage : 60V

Max impulse voltage : 250V

Max current : 3A

Pitch : 5.1mm

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PolySwitch Radial Leaded PTC Resettable PPTC 250V 0.12A For Telecom Protection

Description Of The PTC Resettable PPTC 250V 0.12A

The TRF series is designed to protect against short duration high voltage fault currents (power cross or power induction surge) typically found in telecom applications (250Vrms). The series can be used to help telecom networking equipment meet the protection requirements specified in ITU K.20 and K.21.


Features Of The PTC Resettable PPTC 250V 0.12A
◆ Fast time-to-trip
◆ Binned and sorted narrow resistance ranges available
◆ 0.08 — 0.18 Hold current range, 60VDC operating voltage
◆ 250VAC interrupt rating
◆ Radial Leaded Devices
◆ Cured, flame retardant epoxy polymer insulating material meets UL 94V-0 requirements
◆ Bulk Package, or tape and reel available on most models
◆ RoHS, Reach, HF compliance


Applications Of The PTC Resettable PPTC 250V 0.12A


Almost anywhere there is a low voltage power supply,up to DC60V and a load to be protected, including:
◆ Security and fire alarm systems
◆ Analog and digital line cards
◆ Modems and DSL
◆ Customer Premises Equipment (CPE)
◆ Central Office (CO)/ telecom centers
◆ LAN/WAN equipment
◆ Access equipment


Electrical Characteristics Of The PTC Resettable PPTC 250V 0.12A

P/N IH, (A) IT,(A) Vmax,(v) Imax,(A) Vmax,(v) (A) (Sec.) Pd typ(W) Rmin Rmin R1max
TRF002 0.020 0.045 60 3.0 250 1.0 0.1 1.0 65 145 240
TRF004 0.040 0.080 60 3.0 250 0.50 1.0 1.0 24.0 65.0 97.5
TRF006 0.060 0.120 60 3.0 250 0.50 2.0 1.0 22.0 36.0 56.0
TRF008 0.080 0.160 60 3.0 250 0.35 4.0 1.0 14.0 22.0 33.0
TRF009 0.09 0.22 60 3.0 250 1.0 1.0 1.0 9.7 20.6 33.0
TRF011 0.110 0.220 60 3.0 250 1.0 2.0 1.0 6.0 12.0 18.0
TRF012 0.12 0.24 60 3.0 250 1.00 3.0 1.0 6.0 10.0 16.0
TRF012U 0.12 0.24 60 3.0 250 1.00 1.5 1.0 6.0 10.0 16.0
TRF014 0.145 0.29 60 3.0 250 1.00 2.5 1.0 3.0 6.0 14.0
TRF014U 0.145 0.29 60 3.0 250 1.0 2.5 1.0 3.5 6.5 12.0
TRF018 0.18 0.54 60 3.0 250 3.0 1.5 1.8 1.0 2.2 4.0
TRF018U 0.18 0.54 60 3.0 250 3.0 1.5 1.8 1.0 2.2 4.0
TRF020 0.2 0.6 60 3.0 250 3.0 5.0 1.8 1.7 3.5 6.30
TRF030 0.30 0.60 60 3.0 250 3.0 6.0 1.8 1.0 2.2 3.50
TRF040 0.400 0.800 60 5.5 250 3.0 8 1.8 0.80 1.60 3.20
TRF050 0.50 1.00 60 6.0 250 3.0 10 3.0 0.56 1.40 2.52
TRF060 0.60 1.20 60 7.0 250 3.0 12 3.2 0.40 1.10 2.16
Trf080 0.80 1.60 60 8.0 250 4.0 18 3.6 0.32 0.80 1.44
TRF100 1.00 2.00 60 10.0 250 5.0 21 2.9 0.22 0.50 0.90
TRF200 2.00 4.00 60 10.0 250 10.0 28 4.5 0.09 0.16 0.26

Agency Specification Selection Guide For Telecom and Networking Applications

Product Lightning Power Cross
TRF120

ITU K.20/21/45 – 1.5kV 10/700μs
ITU K.20/21/45 – 4kV 10/700μs*

ITU K.20/21/45 – 230Vac, 10Ω
ITU K.20/21/45 – 600Vac, 600Ω
TRF145 ITU K.20/21/45 – 4kV 10/700μs* ITU K.20/21/45 – 600Vac, 600Ω
TRF180

ITU K.20/21/45 – 1.5kV 10/700μs
ITU K.20/21/45 – 4kV 10/700μs*
Telcordia GR – 974 – 1.0kV 10/1000μs

ITU K.20/21/45 – 230Vac, 10Ω
ITU K.20/21/45 – 600Vac, 600Ω
Telcordia GR – 974- 283Vac, 10A

*Devices should be independently evaluated and tested for use in any specific application


Protection Application Guide Of The PTC Resettable PPTC 250V 0.12A

Region/Specification Application Device Selection
South America/Asia/Europe ITU K.45

*Access network equipment, Remote terminal
Repeaters, WAN equipment, Cross –connect

TRF180
TRF145
TRF120
South America/Asia/Europe ITU K.21

Customer and IT equipment, Analog modems ADSL,
xDSL, Phone sets, PBX systems, Internet appliances, POS terminals

TRF180
TRF145
TRF120
South America/Asia/Europe ITU K.20 Central Office, POTS/ISDN linecards, T1/E1/J1 linecards, ADSL/VDSL splitters, CSU/DSU,

TRF180
TRF145
TRF120
North America Telcordia GR-974 *Primary protection modules, MDF modules, Network interface

TRF180
TRF145
TRF120
South America/Asia/Europe ITU K.20 *Primary protection modules, MDF modules, Network interface

TRF180
TRF145
TRF120
North America Telcordia GR-1089 *Intrabuilding communication systems, LAN, VOIP cards, Local loop handsets,

TRF180
TRF145
TRF120
South America/Asia/Europe ITU K.20 and K.21 *Intrabuilding communication systems, LAN, VOIP cards, Local loop handsets,

TRF180
TRF145
TRF120
- LAN Intrabuilding power cross, Protection, LAN equipment, IP phone

TRF080



Cross References Of The PTC Resettable PPTC 250V 0.12A

Radial Leaded Positive Temperature Coefficient 250V 0.12A PTC Resettable Fuse 5.1mmRadial Leaded Positive Temperature Coefficient 250V 0.12A PTC Resettable Fuse 5.1mm


Product Tags:

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Quality Radial Leaded Positive Temperature Coefficient 250V 0.12A PTC Resettable Fuse 5.1mm wholesale

Radial Leaded Positive Temperature Coefficient 250V 0.12A PTC Resettable Fuse 5.1mm Images

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