We use hundreds of thousands of the famed dual BSS138 n-channel FET in every one of our breakouts - we use them for I2C level shifting on our breakouts and QT boards. But, this ultra-jellybean part is suddenly...out of stock everywhere! No worries, lets show how to find a drop-in replacement so we aren't held up on manufacture.

See the search results on Digi-Key at https://www.digikey.com/short/5hh9bz4w

Visit the Adafruit shop online - http://www.adafruit.com

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