AAT1123 Просмотр технического описания (PDF) - Skyworks Solutions

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AAT1123

1MHz Step-Down Converter

Skyworks Solutions 

DATA SHEET

AAT1123

1MHz Step-Down Converter

Pin Descriptions

Pin #

1

2

3

4

5

6, 7, 8

Symbol

EN

OUT

VIN

LX

AGND

PGND

Function

Enable pin.

Feedback input pin. This pin is connected either directly to the converter output or to an external resis-

tive divider for an adjustable output.

Input supply voltage for the converter.

Switching node. Connect the inductor to this pin. It is internally connected to the drain of both high-

and low-side MOSFETs.

Non-power signal ground pin.

Main power ground return pin. Connect to the output and input capacitor return.

Pin Configuration

SC70JW-8

(Top View)

EN 1

OUT 2

VIN 3

LX 4

8 PGND

7 PGND

6 PGND

5 AGND

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com

2

201975B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 15, 2013

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