power-semiconductors
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Mark Granahan Retired. Then He Found a Better Way to Use Silicon.
A retired chip executive went back to the journals, rented time in a university nanofab, and spent seven years proving that ordinary silicon still had another act.
AmberSemi Left the Wall Socket for AI’s Hottest Seat - Right Under the Chip
The Dublin semiconductor startup paused its solid-state circuit-breaker push to chase a nastier bottleneck: moving enormous current into AI processors without wasting it across the motherboard.
The 98-year-old company that keeps your electronics from catching fire
Founded in 1927 to keep radios from frying, Littelfuse now makes the fuses, semiconductors and sensors that quietly protect everything from EV chargers to data centers - a $2.4 billion business built on parts most people never see.
The Pennsylvania Startup Betting That Silicon Still Has Room to Run
Everyone said the next leap in power electronics had to come from exotic materials. iDEAL Semiconductor bet it could wring more out of plain silicon - and now its chips are shipping from a Minnesota fab.
The Chips Between a Battery and Everything It Wants to Become
onsemi does its most consequential work in the awkward space between raw electricity and useful motion. Its power chips and sensors are becoming the quiet architecture behind electric cars, factory robots and AI data centers.