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. |
PPTC / Polymeric PTC Resettable Fuse 250V 400 mA Ih Through Hole Radial, Disc
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950 pieces In Stock |
MOQ: 290 |
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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: 845 |
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Mfr. Part No. WS Part No. |
POLYMERIC PTC RESETTABLE FUSE SU / Polymeric PTC Resettable Fuse 16V 1.25 A Ih Surface Mount 1812 (4532 Metric), Concave
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21,000 pieces In Stock |
MOQ: 765 |
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Mfr. Part No. WS Part No. |
POLYMERIC PTC RESETTABLE FUSE SU
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Low Stock |
MOQ: 1645 |
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Mfr. Part No. WS Part No. |
PPTC SMD 2920, 60V 0.3A, REEL 7" / Polymeric PTC Resettable Fuse 60V 300 mA Ih Surface Mount 2920 (7351 Metric), Concave
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4,500 pieces In Stock |
MOQ: 860 |
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Mfr. Part No. WS Part No. |
PPTC SMD 2920,15V 1.25A, REEL 7" / Polymeric PTC Resettable Fuse 15V 1.25 A Ih Surface Mount 2920 (7351 Metric), Concave
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366,000 pieces In Stock |
MOQ: 765 |
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Mfr. Part No. WS Part No. |
PPTC,SQUARE 13.5MM, 16V 6A / Polymeric PTC Resettable Fuse 16V 6 A Ih Through Hole Radial, Disc
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Low Stock |
MOQ: 490 |
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Mfr. Part No. WS Part No. |
PPTC,SQUARE 10.7MM, 16V 5A / Polymeric PTC Resettable Fuse 16V 5 A Ih Through Hole Radial, Disc
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Low Stock |
MOQ: 545 |
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Mfr. Part No. WS Part No. |
PPTC,SQUARE 17.5MM, 30V 7A / Polymeric PTC Resettable Fuse 30V 7 A Ih Through Hole Radial, Disc
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Low Stock |
MOQ: 130 |
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Mfr. Part No. WS Part No. |
PPTC,SQUARE 13.5MM, 16V 7A / Polymeric PTC Resettable Fuse 16V 7 A Ih Through Hole Radial, Disc
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Low Stock |
MOQ: 225 |
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Mfr. Part No. WS Part No. |
PPTC SMD 1210, 6V 0.75A, REEL 7" / Polymeric PTC Resettable Fuse 6V 750 mA Ih Surface Mount 1210 (3225 Metric), Concave
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Low Stock |
MOQ: 695 |
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Mfr. Part No. WS Part No. |
PPTC,SQUARE 10.5MM, 250V 0.2A / Polymeric PTC Resettable Fuse 250V 200 mA Ih Through Hole Radial, Disc
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Low Stock |
MOQ: 470 |
Need to verify |
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Mfr. Part No. WS Part No. |
POLYMERIC PTC RESETTABLE FUSE SU / Polymeric PTC Resettable Fuse 8V 1.1 A Ih Surface Mount 1210 (3225 Metric), Concave
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38,937 pieces In Stock 19,468 pieces Factory Stock |
MOQ: 740 |
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Mfr. Part No. WS Part No. |
POLYMERIC PTC RESETTABLE FUSE SU / Polymeric PTC Resettable Fuse 6V 1.75 A Ih Surface Mount 1210 (3225 Metric), Concave
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42,000 pieces In Stock |
MOQ: 740 |
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Mfr. Part No. WS Part No. |
PPTC SMD 2016, 60V 0.3A, REEL 7" / Polymeric PTC Resettable Fuse 60V 300 mA Ih Surface Mount 2016 (5041 Metric), Concave
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5,979 pieces In Stock 2,989 pieces Factory Stock |
MOQ: 1140 |
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Mfr. Part No. WS Part No. |
PPTC,SQUARE 24MM, 16V 14 A / Polymeric PTC Resettable Fuse 16V 14 A Ih Through Hole Radial, Disc
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1,485 pieces In Stock |
MOQ: 165 |
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Mfr. Part No. WS Part No. |
PPTC,SQUARE 7.4MM, 30V 0.9A / Polymeric PTC Resettable Fuse 30V 900 mA Ih Through Hole Radial, Disc
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Low Stock |
MOQ: 1115 |
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