AS3709 datasheet(64/74 Pages) AMSCO

64 / 74 page

AS3709 – 64

ams Datasheet, Confidential: 2013-Aug [1-02]

Applica t io n I n f o rma t ion

Figure 88:

Layout Guidelines 1/2

Layout Guidelines 1/2: This figure shows the recommended layout and placement of the external components for the 5 x 1A application circuit. Red lines and areas are

connections on TOP layer. Grey lines and areas are GND and PVSS connections on TOP layer. Light blue lines and areas are connections on an inner layer or BOTTOM layer.

Black round dots are vias. VSUP areas should be connected to an inner VSUP plane via vias. GND and PVSS areas should be connected to an inner GND plane via vias. A

AS3709

QFN 32-pin

4x4mm

Exposed Pad:

GND

LX_SD4

PVSS_SD4

VSUP_SD3

LX_SD2

FB_SD1

PVSS_SD1

PVSS_SD5

FB_SD3

FB_SD2

FB_SD1

COUT_SD4

COUT_SD3

COUT_SD1

CIN_SD5

CIN_SD4

CIN_SD3

CIN_SD1

CIN_SD2

LX_SD1

SD5

SD4

SD3

SD2

SD1

FB_SD4

FB_SD2

AS3709 Datasheet(PDF) 64 Page - ams AG

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