AMS2596

3A 30V Step-Down Converter

3/4/2010

www.advanced-monolithic.com

Phone (925) 443-0722

2

Fax (925) 443-0723

Pin Description

TO-263

TO-220

TO-252

Pin#

SOIC-8

Pin#

Symbol

Description

1

4

Input supply pin. Connect a capacitor between this pin and ground.

2

5, 6

LX

Switching node - connect an inductor between this pin and the output

capacitor.

3, tab

7, 8

GND

Ground connection.

4

1

FB

Feedback pin. Connect this pin to the center tab of the resistor divider.

5

2

EN

Enable pin. Logic high shuts the device down and consumes 50µA of

current. When connected to logic low, the device will resume normal

operation. This pin should not be floating.

N/A

3

NC

No connect.

9

GND

(PADDLE)

Ground paddle to be connected to PCB ground plane.

Pin Configuration

8L SOIC

SO Package (S)

Top View