Ricardo B (ricardo.b.delete@this.xxxxx.xx) on May 15, 2020 10:22 pm wrote:
> David Kanter (dkanter.delete@this.realworldtech.com) on May 11, 2020 7:37 am wrote:
> > Friends, posters, and lurkers,
> >
> > Power delivery is one of the most significant challenges in modern processors. The power
> > delivery network (PDN) must meet the demanding requirements of modern CMOS technology,
> > supply power with excellent efficiency, and swiftly respond to changes in power draw.
> >
> > I just published a new post that goes into detail on power
> > delivery: https://www.realworldtech.com/power-delivery/
> >
> > It includes a brief discussion of system level power delivery, Intel's FIVR, and decoupling capacitors.
> >
>
> Capacitors can also be MOM capacitors: parasitic capacitance from
> interlocking finger structures in the routing metal layers.
>
> Some more notes:
> * MOSFET capacitors have (much) higher capacitance per unit area than MIM or MOM.
> * MOSFET capacitors have leakage.

Ricardo,

Those are great points that I had originally omitted because I thought it was a bit tangential. However, based on your feedback I updated the article!

Thanks :)

David