
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.
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1210L110/12WR
PTC RESET FUSE 12V 1.1A 1210
0ZCM0001FF2G
PTC RESET FUSE 60V 10MA 0603
MF-R300-AP
PTC RESET FUSE 30V 3A RADIAL
MPTS1206L110
PTC RESET FUSE 8V 1.1A 1206
MF-RHT500-0
PTC RESET FUSE 16V 5A RADIAL
MF-RM016/240-0
PTC RESET FUSE 240V 160MA RADIAL
0ZCK0050AF2E
PTC RESET FUSE 9V 500MA 0805
VTP210LF
PTC RESET FUSE 16V 2.1A STRAP
TRF250-110U
PTC RESET FUSE 60V 110MA RADIAL
0ZCG0075FF2C
PTC RESET FUSE 16V 750MA 1812
MPTS2016L100R
PTC RESET FUSE 15V 1.1A 2016
0ZCF0075FF2C
PTC RESET FUSE 33V 750MA 2920
MF-RHT550-2
PTC RESET FUSE 16V 5.5A RADIAL
MPRV120V050
PTC RESET FUSE 120V 0.5A RADIAL
AGRF600-2
PTC RESET FUSE 16V 6A RADIAL
PTR016V1200-TR1
PTC RESET FUSE 16V 12A RADIAL
FRV075-240F
RESETTABLE FUSE - PPTC RADIAL LE
0ZRE0055FF1A
PTC RESET FUSE 240V 550MA RADIAL
RUEF135-2
PTC RESET FUSE 30V 1.35A RADIAL
0805L175SLYR
PTC RESET FUSE 6V 1.75A 0805