Altera Power Delivery Network Manuale Utente Pagina 19

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Chapter 1: Power Delivery Network (PDN) Tool User Guide 1–15
Setting Up the PDN Tool
© March 2009 Altera Corporation Power Delivery Network (PDN) Tool User Guide
BGA Via Tab
The BGA Via tab is used to calculate the vertical via loop inductance under the BGA
pin field. Figure 1–12 shows teh BGA Via tab.
This tab takes the layout-specific information, such as the via drill diameter, via
length, via pitch, and the number of power/ground via pairs under the BGA for an
effective via loop inductance and resistance value.
Figure 1–12. BGA Via Tab
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