AAT1110
Fast Transient 800mA Step-Down Converter
Pin Descriptions
Pin #
Symbol
EN
Function
1
2
Enable pin.
OUT
Feedback input pin. This pin is connected either directly to the converter
output or to an external resistive divider for an adjustable output.
3
4
VIN
LX
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.
5
AGND
PGND
Non-power signal ground pin.
6, 7, 8
Main power ground return pin. Connect to the output and input capacitor
return.
Pin Configuration
SC70JW-8
(Top View)
8
7
6
5
1
2
3
4
PGND
PGND
PGND
AGND
EN
OUT
VIN
LX
2
1110.2006.04.1.0
ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
