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. |
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20,000 pieces In Stock |
MOQ: 980 |
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Mfr. Part No. WS Part No. |
PPTC / Polymeric PTC Resettable Fuse 30V 125 mA Ih Surface Mount 1206 (3216 Metric), Concave
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100,440 pieces In Stock |
MOQ: 2275 |
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Mfr. Part No. WS Part No. |
POLYMERIC PTC RESETTABLE FUSE SU / Polymeric PTC Resettable Fuse 6V 1.1 A Ih Surface Mount 0805 (2012 Metric), Concave
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71,950 pieces In Stock |
MOQ: 2235 |
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Mfr. Part No. WS Part No. |
POLYMERIC PTC RESETTABLE FUSE SU / Polymeric PTC Resettable Fuse 9V 250 mA Ih Surface Mount 0603 (1608 Metric), Concave
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33,070 pieces In Stock |
MOQ: 805 |
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Mfr. Part No. WS Part No. |
PPTC SMD 0603, 9V 0.2A, REEL 7" / Polymeric PTC Resettable Fuse 9V 200 mA Ih Surface Mount 0603 (1608 Metric), Concave
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39,600 pieces In Stock |
MOQ: 945 |
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Mfr. Part No. WS Part No. |
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Low Stock |
MOQ: 230 |
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Mfr. Part No. WS Part No. |
PTC RESETTABLE 24V 2A SMD 2920
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36,888 pieces In Stock |
MOQ: 150 |
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Mfr. Part No. WS Part No. |
2920L Series | PTC RESET FUSE 30V 750MA 2920
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30,000 pieces In Stock |
MOQ: 190 |
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Mfr. Part No. WS Part No. |
POLYMERIC PTC RESETTABLE FUSE SU / Polymeric PTC Resettable Fuse 13.2V 750 mA Ih Surface Mount 1206 (3216 Metric), Concave
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2,000 pieces In Stock |
MOQ: 1300 |
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Mfr. Part No. WS Part No. |
POLYSWITCH 33V 40A HOLD SMD
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20,000 pieces In Stock |
MOQ: 215 |
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Mfr. Part No. WS Part No. |
RESETTABLE FUSE - SMD, 1812 SIZE / PTC Resettable Fuse 30V 500 mA Ih Surface Mount 1812 (4532 Metric), Concave
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15,740 pieces In Stock |
MOQ: 770 |
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Mfr. Part No. WS Part No. |
FUSE PTC RESET .500A 30V 1812 SM
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20,000 pieces In Stock |
MOQ: 525 |
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Mfr. Part No. WS Part No. |
FUSE PTC RESET 8V 1.10A 1206
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30,000 pieces In Stock |
MOQ: 1065 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 6V 750MA 1206
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9,000 pieces In Stock |
MOQ: 190 |
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Mfr. Part No. WS Part No. |
FUSE PTC RESET 16V .25A 1206
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152,000 pieces In Stock |
MOQ: 875 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 50MA 1206
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57,000 pieces In Stock |
MOQ: 210 |
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Mfr. Part No. WS Part No. |
POLYSWITCH .05A RESET FUSE SMD / PTC Resettable Fuse 0.05A(hold) 0.15A(trip) 15VDC 40A 0.5W 0.1s 3.8Ohm SMD Solder Pad 0603 T/R Automotive
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30,000 pieces In Stock |
MOQ: 160 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 20MA 0603
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56,157 pieces In Stock |
MOQ: 250 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 30V 200MA 1210
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Low Stock |
MOQ: 330 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 750MA 1812
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500 pieces In Stock |
MOQ: 320 |
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