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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-RHT900-2

PTC RESET FUSE 16V 9A RADIAL


0ZRR0065FF1E

PTC RESET FUSE 60V 650MA RADIAL


PTCCL07H141HBE

PTC RESET FUSE 265V 140MA RADIAL


AGRF800-2

PTC RESET FUSE 16V 8A RADIAL


B59751C0120A070

PTC RESET FUSE 440V 87MA RADIAL


PTR030V0160-BK

PTC RESET FUSE 30V 1.6A RADIAL


B59860C0160A070

PTC RESET FUSE 160V 180MA RADIAL


MPTR90V250

PTC RESET FUSE 90V 2.5A RADIAL


MPTS1210L175

PTC RESET FUSE 6V 1.75A 1210


PTCCL09H271FBE

PTC RESET FUSE 145V 270MA RADIAL


PTCTL4MR250GTE

PTC RESET FUSE 220V 70MA RADIAL


MPTS0603L002R

PTC RESET FUSE 60V 0.02A 0603


MINISMDC260F/16-2

PTC RESET FUSE 16V 2.6A 1812


30R600UMR

PTC RESET FUSE 30V 6A RADIAL


30R900UH

PTC RESET FUSE 30V 9A RADIAL


MPTS1210L175R

PTC RESET FUSE 6V 1.75A 1210


RGEF900-1

PTC RESET FUSE 16V 9A RADIAL


MF-R135

PTC RESET FUSE 30V 1.35A RADIAL


MF-SM008/250F-2

PTC RESET FUSE 80V 80MA 2SMD


PTSLR12066V200

PTC RESET FUSE 6V 2A 1206


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