Littelfuse, Inc. PTC Resettable Fuses - TSM600-250-RA-2 TSM600-250-RA-2

Manufacturer: Littelfuse Inc.
Win Source Part Number: 798506-TSM600-250-RA-2
Series: PolySwitch, TSM
Type: Polymeric
Operating Temperature Range: -40°C ~ 85°C
Package: 4-SMD
Approvals: CSA, UL
Mounting: SMD
Voltage - Max: 250V (600V Int)
Current - Max: 3A
Current - Trip (It): 860mA
Time to Trip: 6s
Part Status: Obsolete(EOL)
Categories: Circuit Protection
Dimension: 0.681" L x 0.425" W (17.30mm x 10.80mm)
Current - Hold (Ih) (Maximum): 250mA
Thickness (Maximum): 0.451" (11.45mm)
Resistance - Initial (Ri) (Minimum): 1 Ohm
Resistance - Post Trip (R1) (Maximum): 5 Ohm
Alternative Parts (Cross-Reference): TSM600-250F-RA-2;
Introduction Date: November 09, 2015
ECCN: EAR99
Estimated EOL Date: Obsolete / End of life
Popularity: Medium
Fake Threat In the Open Market: 34 pct.
Supply and Demand Status: Limited

PTC Resettable Fuse 0.25A(hold) 0.86A(trip) 250VDC 2W 6s 1Ohm SMD Solder Pad 17.6 X 11.2 X 11.7mm T/R Product overview: TSM600-250-RA-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 SMD, 0.25A, 0.86A, 2W. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, SMD, 0.25A, 0.86A, 2W, 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-TSM600-250-RA-2 can be used for catalog matching and distributor lookup.