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PTC Resettable Fuses
PTC Resettable Fuses

PTC Resettable Fuses Reliable Circuit Protection for Modern Electronics

Definition:
PTC (Positive Temperature Coefficient) resettable fuses are advanced circuit protection devices designed to safeguard electronic systems from overcurrent and overtemperature conditions. Unlike traditional fuses that require replacement after tripping, PTC fuses automatically reset once the fault is cleared, ensuring continuous protection and reduced maintenance costs. These components are widely used in applications where reliability and self-recovery are critical.

Types of PTC Resettable Fuses:
1. Radial-Leaded PTC Fuses: Compact and easy to install, ideal for PCB-mounted applications in consumer electronics, power supplies, and automotive systems.
2. Surface-Mount (SMD) PTC Fuses: Designed for high-density circuit boards, commonly used in smartphones, laptops, and IoT devices.
3. High-Voltage PTC Fuses: Engineered for industrial equipment, telecom infrastructure, and renewable energy systems requiring robust overcurrent protection.
4. Battery-Strap PTC Fuses: Specialized for lithium-ion battery packs, providing critical safety in portable electronics and electric vehicles.

Purchasing Recommendations:
- Current Rating: Select a fuse with a hold current slightly above the circuit s normal operating current to avoid nuisance tripping.
- Voltage Rating: Ensure the fuse s maximum voltage exceeds the system s peak voltage for reliable performance.
- Trip Time: Match the fuse s response time to your application s fault tolerance (e.g., fast-acting for sensitive electronics).
- Certifications: Look for industry-standard certifications (UL, TUV, AEC-Q200 for automotive) to guarantee compliance and safety.

PTC resettable fuses offer a cost-effective, maintenance-free solution for modern electronics. By choosing the right type and specifications, you can enhance system durability while minimizing downtime. Explore our curated selection to find the optimal protection for your design needs.

Found 5803 items

MF-RX065/72-0

PTC RESET FUSE 72V 650MA RADIAL


RKEF090

PTC RESET FUSE 60V 900MA RADIAL


30R110UPR

PTC RESET FUSE 30V 1.1A RADIAL


RGEF600

PTC RESET FUSE 16V 6A RADIAL


RGEF700-2

PTC RESET FUSE 16V 7A RADIAL


0ZCK0075FF2E

PTC RESET FUSE 6V 750MA 0805


PTR060V0030-TR

PTC RESET FUSE 60V 300MA RADIAL


B59995C0120A051

PTC RESET FUSE 30V 120MA RADIAL


PTSLR12106V700

PTC RESET FUSE 7A 6V 1210


1812L350SLPR

PTC RESET FUSE 6V 3.5A 1812


MPTS1812L16012

PTC RESET FUSE 12V 1.6A 1812


FSMD050-30-R

RESETTABLE FUSE - SMD, 1812 SIZE


SMDC030F-2

PTC RESET FUSE 60V 300MA 2920


B59970C0080A070

PTC RESET FUSE 80V 90MA RADIAL


MF-RHT050-2

PTC RESET FUSE 30V 500MA RADIAL


B59975C0120A051

PTC RESET FUSE 30V 450MA RADIAL


1812L160PR

PTC RESET FUSE 8V 1.6A 1812


0ZRR0300FF2A

PTC RESET FUSE 60V 3A RADIAL


72R040XU

PTC RESET FUSE 72V 400MA RADIAL


0ZRC0010FF1E

PTC RESET FUSE 90V 100MA RADIAL


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