摘要 |
<P>PROBLEM TO BE SOLVED: To provide a luminescent device and a lighting apparatus capable of suppressing increase in temperature of a light-emitting device by effectively using a wiring pattern layer. <P>SOLUTION: According to the present invention, a luminescent device 2 includes: a substrate 21; a plurality of light-emitting devices 22 formed of LEDs, etc. mounted on the substrate 21; and a wiring pattern layer 21a which is formed on a surface of the substrate 21 and in which a region Sc, to which a cathode-side electrode Ce is connected, has an area greater than that of a region Sa, to which an anode-side electrode Ae is connected, in each of the light-emitting devices 22 formed of LEDs, etc. <P>COPYRIGHT: (C)2012,JPO&INPIT |