AAT1149 Analogic Corporation, AAT1149 Datasheet - Page 2

• Manufacturer Part Number: AAT1149
• Manufacturer: Analogic Corporation

Pin Descriptions
Pin Configuration
2
6, 7, 8
Pin #
1
2
3
4
5
Symbol
AGND
PGND
EN
FB
LX
IN
Function
Enable pin.
Feedback input pin. This pin is connected to an external resistive 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 pins. Connect to the output and input capacitor
return.
EN
FB
LX
IN
(Top View)
SC70JW-8
1
2
3
4
8
7
6
5
PGND
PGND
PGND
AGND
400mA Step-Down Converter
3MHz Fast Transient
1149.2006.11.1.0