This kind of nonsense is common as companies and their products are acquired and divested. Those parts were originally made by Unitrode. Below is a snippet from an archived Unitrode datasheet:
So the mu symbols got deleted due to some kind of font or similar issue. With mature products there is little pressure to fix the issue- existing users don’t care, most new users figure it out and years go by.. then the connection is forgotten.
This kind of nonsense is common as companies and their products are acquired and divested. Those parts were originally made by Unitrode. Below is a snippet from an archived Unitrode datasheet:
This kind of nonsense is common as companies and their products are acquired and divested. Those parts were originally made by Unitrode. Below is a snippet from an archived Unitrode datasheet:
So the mu symbols got deleted due to some kind of font or similar issue. With mature products there is little pressure to fix the issue- existing users don’t care, most new users figure it out and years go by.. then the connection is forgotten.
This kind of nonsense is common as companies and their products are acquired and divested. Those parts were originally made by Unitrode. Below is a snippet from an archived Unitrode datasheet:
