WIRING PATTERN ON WIRING BOARD

摘要

PROBLEM TO BE SOLVED: To provide a wiring pattern on a wiring board which allows components to be highly integrated by lessening dead spaces and can realize stable operation of circuits themselves. SOLUTION: On a wiring board which mounts a QFPIC and has a front lead land group and a rear lead land group, lands for components are disposed in spaces formed between the respective lead land groups.