AAT1143IJS-1.8-T1 AnalogicTech, AAT1143IJS-1.8-T1 Datasheet - Page 2

• Manufacturer Part Number: AAT1143IJS-1.8-T1
• Description: 1MHz 400mA Step-Down Converter
• Manufacturer: AnalogicTech

Pin Descriptions
Pin Configuration
2
6, 7, 8
Pin #
1
2
3
4
5
Symbol
AGND
PGND
OUT
VIN
EN
LX
Function
Enable pin.
Feedback input pin. This pin is connected either directly to the converter
output or 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 pin. Connect to the output and input capacitor
return.
OUT
VIN
EN
LX
(Top View)
SC70JW-8
1
2
3
4
1MHz 400mA Step-Down Converter
8
7
6
5
PGND
PGND
AGND
PGND
AAT1143
1143.2005.09.1.7