Empower Semiconductor — AI supply-chain exposure

Empower Semiconductor is a fabless designer focused on power delivery for high-performance processors. Its integrated voltage regulators and Crescendo power products are built to deliver clean, tightly controlled current very close to an AI chip's die, where conventional board-level power stages struggle to keep up. It sits in the power-delivery segment of the chip layer, a part of the stack that gets little attention until it becomes a limit.

The structural hook is that AI accelerators draw enormous and rapidly changing current, and getting stable voltage to the silicon without loss or delay is an increasingly hard engineering problem. Placing the regulator on or beside the package, rather than further out on the board, is one answer, and Empower's recent large funding round signals investor appetite to scale that approach. It is a specialised, private supplier to a real bottleneck — meaningful exposure, but narrow, hence the modest weight.