Littelfuse, Inc. PTC Resettable Fuses - TR250-145U TR250-145U

Manufacturer: Littelfuse Inc.
Win Source Part Number: 798348-TR250-145U
Series: PolySwitch
Packaging: Bulk
Type: Polymeric
Mounting Style: Through Hole
Operating Temperature Range: -40°C ~ 85°C
Package: Radial, Disc
Lead Spacing: 0.197" (5.00mm)
Voltage - Max: 250V (60V Int)
Current - Max: 3A
Time to Trip: 2s
Part Status: Obsolete(EOL)
Categories: Circuit Protection
Dimension: 0.236" L x 0.150" W (6.00mm x 3.80mm)
Current - Hold (Ih) (Maximum): 145mA
Height - Seated (Maximum): 0.394" (10.00mm)
Resistance - Initial (Ri) (Minimum): 3.5 Ohm
Resistance - Post Trip (R1) (Maximum): 12 Ohm
Alternative Parts (Cross-Reference): TRF250-145U;
Introduction Date: November 09, 2015
ECCN: EAR99
Popularity: Medium
Fake Threat In the Open Market: 72 pct.
Supply and Demand Status: Limited

PTC Resettable Fuse 0.145A(hold) 0.29A(trip) 60V 3A 1W 2s 3.5Ohm Radial 6 X 3.8 X 6mm Bulk/T/R Product overview: TR250-145U 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 0.145A, 0.29A, 60V. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, 0.145A, 0.29A, 60V, 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-TR250-145U can be used for catalog matching and distributor lookup.