Littelfuse, Inc. PTC Resettable Fuses - MICROSMD450LR-C-2 MICROSMD450LR-C-2

Manufacturer: Littelfuse Inc.
Win Source Part Number: 805475-MICROSMD450LR-C-2
Packaging: Reel
Type: Polymeric
Mounting Style: SMD
Approvals: cURus, TUV
Voltage - Max: 12V
Current - Max: 10A
Current - Trip (It): 9A
Time to Trip: 20s
Temperature Range - Operating: -20°C ~ 85°C
Dimension: 0.127" L x 0.063" W (3.22mm x 1.61mm)
Resistance - Initial (Ri) (Min): 2 mOhms
Manufacturer Package: 1206 (3216 Metric)
Current - Hold (Ih) (Maximum): 4.5A
Thickness (Maximum): 0.032" (0.80mm)
Resistance - Post Trip (R1) (Maximum): 10 mOhms
Popularity: Medium
Fake Threat In the Open Market: 63 pct.
Supply and Demand Status: Balance
Manufacturer Pack Quantity: 3,000
MSL Level: 2A (4 Weeks)

PTC Resettable Fuse, Product overview: MICROSMD450LR-C-2 from Littelfuse is a Circuit Protection Fuse for overcurrent protection, power input protection, equipment safety, automotive electronics, and industrial control panels. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, Circuit Protection Fuse, PTC Resettable Fuses. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 150-MICROSMD450LR-C-2 can be used for catalog matching and distributor lookup.