Comparison of doping conc. b/w NWELL and N+ source/drain

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viswanadh_babu

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n well doping vs n+ source/drain doping

Hai Everyone ,


Here is a small question for you :

In CMOS fabrication , we have n type source/drain for NMOS & N-well for PMOS. Among these whose doping concentaration is high ,i.e. either Nwell or N+ source/drain. and why ?

Regards,
K.VISWANADH BABU
 

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