A Polymeric PTC (PPTC) Resettable Fuse, designed for surface mount applications, provides effective overcurrent protection. It features a 33V DC maximum voltage, a 1.1A hold current, 2.2A trip current, and a 40A maximum current rating. The component ensures rapid fault response with a maximum time-to-trip of 0.5 seconds, while maintaining low resistance between 0.120 Ohms and 0.410 Ohms. With a maximum power dissipation of 1.7W, it operates reliably across a wide -40°C to 85°C temperature range. Housed in a compact 2920 (7351 Metric) package, measuring 7.36mm L x 5.12mm W x 3.00mm H, this device is ideal for space-constrained designs. It holds UL, CSA, and TUV approvals, confirming its compliance with safety standards. PolySwitch SMD Series surface mount overcurrent protection device. This polymeric positive temperature coefficient (PPTC) resettable fuse provides reliable overcurrent protection in applications where space is at a premium. It features low resistance, a small 2920 footprint, and fast time-to-trip.
LITTELFUSE INC SMD100F/33-2 technical specifications.
| Maximum Voltage | 33V DC |
| Hold Current | 1.1A |
| Trip Current | 2.2A |
| Maximum Current Rating | 40A |
| Maximum Time-to-Trip | 0.5seconds |
| Minimum Resistance | 0.120Ohms |
| Maximum Resistance | 0.410Ohms |
| Maximum Power Dissipation | 1.7W |
| Operating Temperature Range | -40 to 85°C |
| Package Case | 2920 (7351 Metric) |
| Dimensions | 7.36mm L x 5.12mm W x 3.00mm H |
| Ul | UL |
| Csa | CSA |
| Tuv | TUV |
Download the complete datasheet for LITTELFUSE INC SMD100F/33-2 to view detailed technical specifications.
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