Semiconductor device

FIG. 2A 4, L 107 I F FIG. 2B ________ as L 108 25 FIG. 2C

FIG. 4A I 305 P L 308 25 FIG. 4B __________________ __,£;__--________________-___ 25 L309 23 FIG. 4C

501

FIG. 5A

== L—-L504 §= FIG. 5B

/‘ 505 5061 I//" :5 / 2.. 509 J L 508

FIG. 5C