COB (Earth Leakage Detector Module)

Earth Leakage Detector Module pursuing safety and quality
Performs epoxy molding on chips and chip mounting on a peripheral chip after directly wire-bonding a chip in a wafer state to a PCB

A core electronic circuit in an earth leakage breaker module is made in the form of a module. It is used by conveniently attaching it to a PCB of an earth leakage breaker, an earth leakage relay, a bidet, etc.