TSMC’s Arizona Chip Production Yields Surpass Taiwan’s in Win for US Push

  • Production yields in Arizona are 4 percentage points higher
  • The Phoenix plant began trial production earlier this year
TSMC's Arizona Plant and US Chip Ambitions
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Taiwan Semiconductor Manufacturing Co. has achieved early production yields at its first plant in Arizona that surpass similar factories back home, a significant breakthrough for a US expansion project initially dogged by delays and worker strife.

The share of chips manufactured at TSMC’s facility in Phoenix that are usable is about 4 percentage points higher than comparable facilities in Taiwan, Rick Cassidy, president of TSMC’s US division, told listeners on a webinar Wednesday, according to a person who participated. The success rate, or yield, is a critical measure in the semiconductor industry because it determines whether companies will be able to cover the enormous costs of a chip plant.