IR3897 datasheet(41/45 Pages) IRF

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IR3897 데이터시트(PDF) 41 Page - International Rectifier

부품명	IR3897

상세설명	4A HIGHLY INTEGRATED SUPLRBUCK

PDF	45 Pages

Scroll/Zoom	100%

제조업체	IRF [International Rectifier]

홈페이지	http://www.irf.com

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41 / 45 page

- 41 -

AUGUST 08, 2012 |DATA SHEET | Rev 3.3

IR3897

4A Highly Integrated SupIRBuck

Single‐Input Voltage, Synchronous Buck Regulator

PD‐97663

Figure 49b: IRDC3897 Demo board Layout Considerations – Bottom Layer

Analog Ground plane Power Ground plane

Figure 49c: IRDC3897 Demo board Layout Considerations – Mid Layer 1

Figure 49d: IRDC3897 Demo board Layout Considerations – Mid Layer 2

Single point connection

between AGND & PGND,

should be close to the

SupIRBuck kept away from

noise sources

Feedback and Vsns trace

routing should be kept away

from noise sources

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