PPTC Fuse
A fuse is probably the simplest electrical device, but its function is critical in protecting electrical circuits from damage. Fuses are found in every circuit in one form or another in various shapes, sizes, and ratings.
New PolySwitch Low Rho SMD Series to Provide Robust Overcurrent Protection in Electronics and Portable Battery Applications
Littelfuse has introduced 23 new ratings of PolySwitch Low Rho SMD series of PPTC (Polymer Positive Temperature Coefficient) devices in surface mountable sizes from 0402 to 2920.