noun
fan-out
Technical term in electronics and digital circuit design referring to the number of inputs a single output can drive, or more generally the branching of a signal to multiple destinations.
このICのファンアウトは最大10です。
The fan-out of this IC is a maximum of 10.
ファンアウトが大きすぎると信号が劣化します。
If the fan-out is too large, the signal degrades.