PTC Resettable Fuses, also known as polymeric positive temperature coefficient (PPTC) devices, play a critical role in circuit protection. These fuses allow for automatic reset after an overcurrent event, providing a reusable solution that reduces downtime and maintenance costs.
Commonly used in consumer electronics, automotive, and telecommunications, PTC resettable fuses limit current by increasing resistance when an overcurrent occurs, thereby protecting sensitive components from damage. Once the fault is cleared, the resistance decreases, allowing the circuit to resume normal operation.
Manufacturers like Littelfuse, Bel Fuse, and TE Connectivity offer a range of PTC resettable fuses designed to meet various voltage and current requirements. These versatile and reliable fuses ensure continuous protection and operational efficiency for a multitude of electronic applications.
| Select | Images | Part Number | Mfr | Description | Datasheet | Availability | Price | Qty | RFQ | Rohs | ECAD Model |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 6V 4A 1206
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27,000 pieces In Stock |
MOQ: 240 |
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Mfr. Part No. WS Part No. |
POLYMERIC PTC RESETTABLE FUSE SU / Polymeric PTC Resettable Fuse 16V 2 A Ih Surface Mount 1812 (4532 Metric), Concave
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7,963 pieces In Stock |
MOQ: 620 |
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Mfr. Part No. WS Part No. |
PTC RESETTABLE 30V 100MA 1812L
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Low Stock |
MOQ: 565 |
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Mfr. Part No. WS Part No. |
POLYSWITCH 0.10A RESET FUSE SMD
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24,688 pieces In Stock |
MOQ: 355 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 350MA 1812
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9,000 pieces In Stock |
MOQ: 355 |
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Mfr. Part No. WS Part No. |
PTC RESET 33V 1.85A SMD 2920
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170,242 pieces In Stock |
MOQ: 475 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 0.5A(hold) 1.1A(trip) 13.2VDC 100A 0.8W 0.1s 0.2Ohm SMD Solder Pad 1206 T/R Automotive / POLYSWITCH 0.50A RESET FUSE SMD
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68,888 pieces In Stock |
MOQ: 535 |
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Mfr. Part No. WS Part No. |
POLYSWITCH 0.05A RESET FUSE SMD
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24,310 pieces In Stock |
MOQ: 535 |
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Mfr. Part No. WS Part No. |
FUSE PTC RESET 3.0A 24V SMD
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20,000 pieces In Stock |
MOQ: 195 |
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Mfr. Part No. WS Part No. |
POLYMERIC PTC RESETTABLE FUSE SU / Polymeric PTC Resettable Fuse 6V 500 mA Ih Surface Mount 0603 (1608 Metric), Concave
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17,930 pieces In Stock |
MOQ: 635 |
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Mfr. Part No. WS Part No. |
PTC RESET 30V .050A SMD 1210
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24,810 pieces In Stock |
MOQ: 925 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 0.5A(hold) 1A(trip) 15VDC 100A 0.8W 0.15s 0.15Ohm SMD Solder Pad 1812 T/R / PTC .50A 15VDC RESETTABLE 1812L
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58,888 pieces In Stock |
MOQ: 1415 |
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Mfr. Part No. WS Part No. |
PTC RESETTABLE .10A 60V 1812
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268,823 pieces In Stock |
MOQ: 1180 |
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Mfr. Part No. WS Part No. |
PTC RESET 30V .125A SMD 1206
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58,888 pieces In Stock |
MOQ: 1345 |
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Mfr. Part No. WS Part No. |
PTC RESETTABLE .30A 30V 1812
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60,000 pieces In Stock |
MOQ: 1250 |
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Mfr. Part No. WS Part No. |
FUSE PTC RESETTABLE SMD
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84,500 pieces In Stock |
MOQ: 1290 |
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Mfr. Part No. WS Part No. |
PTC RESET 33V 1.50A SMD 2920
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45,000 pieces In Stock |
MOQ: 330 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 500MA 1812
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36,000 pieces In Stock |
MOQ: 190 |
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Mfr. Part No. WS Part No. |
PTC RESETTABLE .50A 15V 1812 / PTC Resettable Fuse 0.5A(hold) 1A(trip) 15V 100A 0.8W 0.15s 0.15Ohm SMD Solder Pad 1812 T/R Automotive
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196,950 pieces In Stock |
MOQ: 350 |
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Mfr. Part No. WS Part No. |
PTC RESETTABLE .75A 24V 1812
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78,360 pieces In Stock |
MOQ: 1345 |
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