IR3894 IRF [International Rectifier], IR3894 Datasheet - Page 39

• Manufacturer Part Number: IR3894
• Description: 12A HIGHLY INTERGRATED SUPLRBUCK
• Manufacturer: IRF [International Rectifier]

Single point connection
between AGND & PGND,
should be close to the
SupIRBuck kept away from
noise sources
Analog ground plane
39
AUGUST 08, 2012 | DATA SHEET | Rev 3.1
Figure 47b: IRDC3894 Demo board Layout Considerations – Bottom Layer
Figure 47d: IRDC3894 Demo board Layout Considerations – Mid Layer 2
Figure 47c: IRDC3894 Demo board Layout Considerations – Mid Layer 1
Single‐Input Voltage, Synchronous Buck Regulator
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12A Highly Integrated SupIRBuck
Feedback and Vsns trace
routing should be kept away
from noise sources
Power ground plane
IR3894
PD‐97745