PolySwitch Telecommunication Resettable PTCs

Littelfuse PolySwitch Telecom Resettable PTCs are designed to protect against short-duration high-voltage fault currents typically found in telecom applications. These components help provide protection against damage caused by power cross and power induction surges, as well as help improve the reliability of customer premise and network equipment worldwide. Littelfuse PolySwitch Telecom Resettable PTCs are compatible with high-volume electronics assembly, assist in meeting regulatory equipment requirements, help improve line balance, and are applicable for legacy POTS and modern digital communications equipment. These devices are available in chip, surface-mount, or radial-leaded configurations.

Mga Resulta: 101
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Dami RoHS ECAD Model Series
Isitilo ng Mounting
Istilo ng Termination
Hold Current
Maximum na Voltage
Trip Current
Rating ng Current - Max
Resistance
Package / Case
Minimum na Operating Temperature
Maximum na Operating Temperature
Agwat ng Lead
Packaging
Littelfuse Resettable Fuses - PPTC Polyswitch 0.26A
Datasheet
955May Stock
Available ang MouseReel
Min.: 1
Mult.: 1
Reel: 1,500

TS250 PCB Mount SMD/SMT 130 mA 60 VDC 260 mA 3 A 20 Ohms - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC Polyswitch 0.08A
Datasheet
1,870May Stock
3,000Inaasahan 3/18/2026
Available ang MouseReel
Min.: 1
Mult.: 1
Reel: 1,500

TSL250 PCB Mount SMD/SMT 80 mA 80 VDC 240 mA 3 A 20 Ohms - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC 250V .250A-HD 3A MAX (R)
Datasheet
223May Stock
Available ang MouseReel
Min.: 1
Mult.: 1
Reel: 200

TSM600 PCB Mount SMD/SMT 250 mA 250 VDC 860 mA 3 A 5 Ohms - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC .40A 60Vdc 600Vrms
Datasheet
2May Stock
Available ang MouseReel
Min.: 1
Mult.: 1
Reel: 200

TSM600 PCB Mount SMD/SMT 400 mA 250 VDC 1 A 3 A 2 Ohms - 40 C + 85 C Reel, Cut Tape, MouseReel
Littelfuse Resettable Fuses - PPTC PTC 60V/250V.120A POLY TELECOM
Datasheet
Lead-Time para sa Hindi Naka-stock 18 (na) Linggo
Min.: 1
Mult.: 1
Reel: 1,200

250R PCB Mount Radial 120 mA 60 VDC 240 mA 3 A 14 Ohms - 40 C + 85 C 5.1 mm Ammo Pack
Littelfuse Resettable Fuses - PPTC PTC 60V/250V.180A POLY TELECOM
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 1
Mult.: 1
Reel: 1,000

250R PCB Mount Radial 180 mA 60 V 650 mA 10 A 4 Ohms - 40 C + 85 C 5.1 mm Ammo Pack
Littelfuse Resettable Fuses - PPTC
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 1
Mult.: 1

TCF250 PCB Mount SMD/SMT 100 mA 60 V 200 mA 3 A 24 Ohms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC .12A
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 1
Mult.: 1

TCF250 PCB Mount SMD/SMT 120 mA 60 V 240 mA 3 A 18 Ohms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC .12A Fast Trip
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 10,000
Mult.: 2,500

TCF250 PCB Mount SMD/SMT 120 mA 60 V 240 mA 3 A 18 Ohms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC .12A Fast Trip
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 10,000
Mult.: 2,500

TCF250 PCB Mount SMD/SMT 120 mA 60 V 240 mA 3 A 18 Ohms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC .12A Fast Trip
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 10,000
Mult.: 2,500

TCF250 PCB Mount SMD/SMT 120 mA 60 V 240 mA 3 A 18 Ohms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 1
Mult.: 1

TCF250 PCB Mount SMD/SMT 145 mA 60 VDC 290 mA 3 A 14 Ohms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 2,500
Mult.: 2,500

TCF250 PCB Mount SMD/SMT 145 mA 60 V 290 mA 3 A 14 Ohms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 10,000
Mult.: 2,500

TCF250 PCB Mount SMD/SMT 145 mA 60 V 290 mA 3 A 14 Ohms - 40 C + 85 C Bulk
Littelfuse Resettable Fuses - PPTC 60V 3A 8Ohms
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 10,000
Mult.: 500

TRF250 PCB Mount Radial 120 mA 60 V 240 mA 3 A 8 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC 60V 3A 8Ohms
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 10,000
Mult.: 500

TRF250 PCB Mount Radial 120 mA 60 V 240 mA 3 A 8 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC .12A 250V
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 1
Mult.: 1
Reel: 1,500

TRF250 PCB Mount Radial 120 mA 60 VDC 240 mA 3 A 16 Ohms - 40 C + 85 C 5 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 250V .12A-HD 3A MAX
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 1
Mult.: 1

TRF250 PCB Mount Radial 120 mA 60 VDC 240 mA 3 A 16 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC .12A 60Vdc MAX 250Vrms
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 1
Mult.: 1

TRF250 PCB Mount Radial 120 mA 60 VDC 240 mA 3 A 16 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC .12A 250V
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 1
Mult.: 1
Reel: 1,500

TRF250 PCB Mount Radial 120 mA 60 VDC 240 mA 3 A 16 Ohms - 40 C + 85 C 5 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 16 Ohms 3 A 60 V - 40 C+ 85 C
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 1
Mult.: 1

TRF250 PCB Mount Radial 120 mA 60 V 240 mA 3 A 16 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC 60V 3A 10Ohms
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 1
Mult.: 1
Reel: 1,500

TRF250 PCB Mount Radial 120 mA 60 VDC 240 mA 3 A 10 Ohms - 40 C + 85 C 5 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 1
Mult.: 1

TRF250 PCB Mount Radial 120 mA 60 V 240 mA 3 A 16 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC .145A 250V
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 1
Mult.: 1

TRF250 PCB Mount Radial 145 mA 60 V 290 mA 3 A 14 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC 14 Ohms 3 A 60 VDC - 40 C+ 85 C
Datasheet
Lead-Time para sa Hindi Naka-stock 15 (na) Linggo
Min.: 1
Mult.: 1

TRF250 PCB Mount Radial 145 mA 60 VDC 290 mA 3 A 14 Ohms - 40 C + 85 C 5 mm Bulk