Definitions for "Input Line Filter"
Keywords:  reject, fed, noise, filter, band
An internally or externally mounted low-pass or band-reject filter at the power supply input which reduces the noise fed into the power supply.
A band-reject or low-pass filter on a power supply's input designed to reduce the level of line noise being introduced to the supply.
Typically an internally located low-pass filter used to remove the unwanted noise generated by a converter from being transmitted to the input wiring.