Lighting circuit

Abstract

Provided is a lighting circuit capable of simultaneously turning off a plurality of light sources. A lighting circuit applied to a vehicle lamp including a plurality of light sources having a first light source connected to a power line and a second light source connected in series to the first light source and connected to a ground line, the lighting circuit including a first switch provided between the power line and the ground line, a second switch provided between a power-line-side node of the second light source and the ground line, and a control circuit that turns on or off each of the first and second light sources by controlling ON/OFF of each of a plurality of switches including the first and second switches.

Dependencies are inferred from the claim text.