2

AAT1141

FastTransient 600mA Step-Down Converter

DATA SHEET

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

201979B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 15, 2013

Pin Descriptions

Pin #

Symbol

Function

1

IN

Input supply voltage for the converter.

2

GND

Ground pin. Connect to the output and input capacitor return.

3

EN

Enable pin.

4

OUT

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

resistive divider for an adjustable output.

5LX

Switching node. Connect the inductor to this pin. It is internally connected to the drains of both

high- and low-side MOSFETs.

Pin Configuration

SOT23-5

(Top View)

GND

LX

OUT

EN

2

3

4

5