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Littelfuse
Littelfuse is a global leader in industrial technology, with over 95 years of innovation and expertise. Headquartered in Chicago, Illinois, the company serves more than 100,000 customers across industrial, transportation, and electronics markets. Littelfuse specializes in fuses, circuit protection, and transient voltage suppression products that ensure reliable and safe operation of electronic systems. Their solutions empower a connected, sustainable, and safer world, delivering quality products for critical applications every day.
Focusing on electronic reliability, Littelfuse offers a broad portfolio including surface-mount devices, resettable fuses, and TVS diodes, designed to prevent overcurrent and voltage transients. These products provide fast response, compact design, and high durability, enabling engineers to protect sensitive electronics and maintain system integrity. Littelfuse products are trusted for their precision, stability, and compliance with global standards, making them essential components for industrial, automotive, and consumer electronics applications.
Littelfuse products offer seamless integration into new designs and replacement solutions for existing systems. Customers can access reliable protection solutions backed by decades of expertise and innovation, ensuring safer and more resilient electronic designs.
Littelfuse Product Highlights
| Series / Product Line | Specs | Benefits | Applications | Key Products (MPNs) |
|---|---|---|---|---|
| SPXV / SPF / SP Series (TVS Diodes / Surge Protection) | Transient voltage suppression, various voltage ratings, axial or surface mount | Protects circuits from voltage spikes, fast response | Automotive electronics, industrial electronics, consumer electronics | SPXV020, SPXV030.TXM, SPXV-30.LXM, SPXV025.LXM, SPXV.025, SPFJ 400, 0SPF005.T, 0SPF010.T, 0SPF015.T, 0SPF030.T, 0SPF003.T |
| MLP / MR / MRL / MXP / WR Series (Fuses & Resettable Fuses) | Current ratings from mA to A, fast-acting or time-delay, axial or surface mount | Overcurrent protection, reliable, compact | Industrial, automotive, electronics protection | 0160001.MR, 0215015.MXP, 045101.5MRL, 0451004.MRL, 0451015.MRL, 0451005.MRL, 0451.630MRL, 05710007L, 0438001.WR, 040704.5WR, 043801.5WR, 0314005.VXP |
| Nano / SMC Series (Multilayer Varistors / TVS Chips) | Surface-mount, various voltage ratings | Circuit protection against voltage transients, compact size | PCB protection, industrial electronics | NANOSMDC012F-2, NANOSMDC035F-2, SMCJ5.0A, 1.5SMC15CA, SL1021A090R |
| KLKD / PAA / LPHV Series (High Voltage Protection / Specialized Fuses) | High voltage, special protection | Prevents overvoltage damage, ensures reliability | Industrial power systems, high-voltage electronics | KLKD0003, PAA191STR, LPHV0002Z |
| Other / Misc Littelfuse Components | Axial, SMD, various ratings | Specialized protection, circuit reliability | Industrial, automotive, consumer electronics | 37315000000, 37314000000, 37312000000, 0997015.WXN, 0SLC010.T, 0SPL0001T |
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