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PTC Resettable Fuses

PTC Resettable Fuses

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  2. Circuit Protection
  3. PTC Resettable Fuses
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Image Part Number Manufacturer Description Series Packaging Mounting Type RoHS Status Package / Case Base Part Number Supplier Device Package Technology Applications
RXE040 Hamlin / Littelfuse PTC RESET FUSE 72V 400MA RADIAL PolySwitch®, RXE Bulk Through Hole - Radial, Disc - - - -
2920L300DR Hamlin / Littelfuse PTC RESET FUSE 6V 3A 2920 POLY-FUSE®, 2920L Tape & Reel (TR) Surface Mount - 2920 (7351 Metric), Concave - - - -
B59940C80A70 EPCOS PTC RESET FUSE 80V 245MA RADIAL - Bulk Through Hole - Radial, Disc - - - -
MINISMDC035-2 Hamlin / Littelfuse PTC RESET FUSE 350MA 1812 PolySwitch® Tape & Reel (TR) Surface Mount - 1812 (4532 Metric) - - - -
YPCL0055T Advanced Sensors / Amphenol PTC RESET FUSE 265V 60MA RADIAL YP Tape & Reel (TR) Through Hole - Radial, Disc - - - -
250R120U Hamlin / Littelfuse PTC RESET FUSE 60V 120MA RADIAL POLY-FUSE®, 250R Bulk Through Hole - Radial, Disc - - - -
MF-R300 Bourns, Inc. PTC RESET FUSE 30V 3A RADIAL Multifuse®, MF-R Bulk Through Hole - Radial, Disc - - - -
TRF250-120S-B-0.5 Hamlin / Littelfuse PTC RESET FUSE 60V 120MA RADIAL PolySwitch®, TRF250 Bulk Through Hole - Radial, Disc - - - -
RLD30P400UF Hamlin / Littelfuse PTC RESET FUSE 30V 4A RADIAL POLY-FUSE®, RLD30 Tape & Box (TB) Through Hole - Radial, Disc - - - -
RL5506-5-65-50-PTO Advanced Sensors / Amphenol PTC RESET FUSE 50V RADIAL PTO Bulk Through Hole - Radial, Disc - - - -

About PTC Resettable Fuses


Positive Temperature Coefficient (PTC) resettable fuses are innovative components in the electronics industry that automatically reset after a fault condition is cleared. These fuses exhibit a resistance that increases with temperature, causing a self-limiting effect during overcurrent situations. PTC resettable fuses are widely used in applications where protection against overcurrent events is essential, such as in power supplies, batteries, and automotive electronics. Their ability to reset and restore functionality makes them a convenient and reliable choice for continuous protection.