Hi , I've been learning on anolog mosfet sizing. I figured out W/L is not only ratio , also the sizes itself matters. Could you refer smth like book or source or examples to me to learn ?

 

Datasheets?
Good luck ............

 

Hi , I've been learning on anolog mosfet sizing. I figured out W/L is not only ratio , also the sizes itself matters. Could you refer smth like book or source or examples to me to learn ?

This book should be available online.

Brunn, Erik, CMOS Analog IC Design: Fundamentals, 2nd Ed.