Littelfuse Automotive SMD Resettable Fuses
Littelfuse PolySwitch® Family of Automotive SMD Resettable PPTCs are designed to support the miniaturization trend in automotive electronics. These devices meet performance specifications for resistance, time-to-trip, and hold current at three temperatures (-40°C, 25°C, and max T). These parts are AEC-Q200 qualified, RoHS compliant, ELV compliant, lead free, and halogen free as well as ISO/TS16949 certified. ​Littelfuse automotive PPTCs provide current ratings from 0.05A to 3.0A and voltage ratings from 5VDC to 60VDC. These devices provide overcurrent and overtemperature protection for Electronic Control Units (ECUs), I/O ports and traces, telematics and infotainment systems, and motor and motor control circuits. Littelfuse Automotive SMD Resettable PPTCs are compatible with high-volume SMD assembly processes.
Features
- Resettable solution against overcurrent and short circuit in automotive circuitry
- Restores system operation after reset when the fault condition is removed, thus providing safety and protection
- AEC-Q200 qualified, ISO/TS16949 certified
- Surface-mount form factor suitable for standard PCB assembly to enable automated mass production
Applications
- Automotive infotainment
- Auto communication systems
- GPS navigation systems
- Auto Network Systems
- CAN Bus, LIN Bus
- Automotive body electronics
- Door locks
- Lumbar pumps
- Security systems
- Keyless entry
- Rearview cameras
- Advanced Driver Assistance Systems (ADAS)
- Climate control systems
Additional Resources
Videos
Associated Products
Littelfuse PolySwitch Surface Mount Resettable PTCs
Provides overcurrent protection for consumer electronics against temporary overcurrent faults.
Littelfuse PolySwitch Resettable Devices
Offers a resettable overcurrent protection alternative, reduces warranty, service, and repair costs.
Related Solutions
Littelfuse Fuseology Solutions
Broad range of Fuseology solutions, ensuring the ideal fuse is available for any project.
Published: 2011-05-19
| Updated: 2025-02-03