
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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PTR016V0185-BK
PTC RESET FUSE 16V 1.85A RADIAL
0ZRF0008FF1E
PTC RESET FUSE 60V 80MA RADIAL
RS90-020
PTC RESET FUSE 72V 200MA RADIAL
MF-RHT1000-0
PTC RESET FUSE 16V 10A RADIAL
PTR060V0300-BK
PTC RESET FUSE 60V 3A RADIAL
1210L400SLWR
PTC RESET FUSE 6V 4A 1210
0ZCH0200FF2E
PTC RESET FUSE 6V 2A 1210
2920L700/12MR
PTC RESET FUSE 12V 7A 2920
PTR060V0250-BK1
PTC RESET FUSE 60V 2.5A RADIAL
FEMTOASMDC005F-2
PTC RESET FUSE 15V 50MA 0603
0ZRB0160FF1E
PTC RESET FUSE 30V 1.6A RADIAL
0ZRB0250FF1E
PTC RESET FUSE 30V 2.5A RADIAL
0805L010YR
PTC RESET FUSE 15V 100MA 0805
PTCCL07H411DTE
PTC RESET FUSE 30V 410MA RADIAL
PRG18BC220MM1RB
PTC RESET FUSE
FRV125-240F
RESETTABLE FUSE - PPTC RADIAL LE
MPTR16V1200
PTC RESET FUSE 16V 12A RADIAL
0ZRN0700FF1A
PTC RESET FUSE 16V 7A RADIAL
0ZCF0110FF2C
PTC RESET FUSE 33V 1.1A 2920
LR4-550F
PTC RESET FUSE 20V 5.5A STRAP