Analog Devices Inc. (ADI) has announced the acquisition of Empower Semiconductor in a $1.5 billion all-cash deal, aiming to enhance its AI power solutions. Empower, known for its integrated voltage regulators (IVRs) and vertical power delivery (VPD) technologies, has been pivotal in addressing power delivery challenges in AI data centers. The acquisition follows Empower's Series D financing of over $140 million in September 2025, highlighting the growing importance of power semiconductors. Empower's technologies, including its patented IVR and ECAP silicon capacitors, are designed to improve power density and efficiency in data centers. These innovations are crucial as AI systems demand higher power, pushing single-system power needs into the kilowatt range. ADI's acquisition is seen as a strategic move to fill gaps in its power solutions portfolio, particularly in the package-level integration space, as the company continues to expand its presence in the AI data center sector.