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 72V 1.85A RADIAL / Polymeric PTC Resettable Fuse 72V 1.85 A Ih Through Hole Radial, Disc
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19,567 pieces In Stock |
MOQ: 140 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 72V 650MA RADIAL
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10,350 pieces In Stock |
MOQ: 325 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 170MA RADIAL / Polymeric PTC Resettable Fuse 60V 170 mA Ih Through Hole Radial, Disc
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310 pieces In Stock |
MOQ: 130 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 170MA RADIAL
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18,888 pieces In Stock |
MOQ: 280 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 100MA RADIAL / Polymeric PTC Resettable Fuse 60V 100 mA Ih Through Hole Radial, Disc
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31,500 pieces In Stock |
MOQ: 330 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 30V 4A RADIAL / Polymeric PTC Resettable Fuse 30V 4 A Ih Through Hole Radial, Disc
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8,390 pieces In Stock |
MOQ: 110 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 30V 1.6A RADIAL
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3,664 pieces In Stock |
MOQ: 80 |
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Mfr. Part No. WS Part No. |
POLYSWITCH 1.75A RESET FUSE SMD
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19,704 pieces In Stock |
MOQ: 345 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 24V 500MA 1206 / Polymeric PTC Resettable Fuse 24V 500 mA Ih Surface Mount 1206 (3216 Metric), Concave
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26,650 pieces In Stock |
MOQ: 140 |
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Mfr. Part No. WS Part No. |
POLYSWITCH PTC RESET 1.6A T/H
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400 pieces In Stock |
MOQ: 65 |
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Mfr. Part No. WS Part No. |
POLYSWITCH RHE SERIES 4.5A HOLD
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21,000 pieces In Stock |
MOQ: 65 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 15A RADIAL
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2,000 pieces In Stock |
MOQ: 70 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 7A RADIAL / Polymeric PTC Resettable Fuse 16V 7 A Ih Through Hole Radial, Disc
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470 pieces In Stock |
MOQ: 180 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 12A RADIAL
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700 pieces In Stock |
MOQ: 40 |
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Mfr. Part No. WS Part No. |
Pptc Resettable Fuse, 40A, 16VDC, 1812;
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6,000 pieces In Stock |
MOQ: 340 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 5A(hold) 10A(trip) 30VDC 100A 3W 0.01Ohm Radial 10.9 X 3 X 24.1mm Bag
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585 pieces In Stock |
MOQ: 110 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 1.1A(hold) 2.2A(trip) 6VDC 40A 0.8W 0.2s 0.07Ohm SMD Solder Pad 1210 T/R
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24,000 pieces In Stock |
MOQ: 695 |
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Mfr. Part No. WS Part No. |
MICROSMD050F-2
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2,920 pieces In Stock |
MOQ: 360 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 1.1A(hold) 2.2A(trip) 16VDC 100A 0.8W 0.3s 0.06Ohm SMD Solder Pad 1812 T/R Automotive
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19,842 pieces In Stock |
MOQ: 345 |
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Mfr. Part No. WS Part No. |
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6,000 pieces In Stock |
MOQ: 425 |
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