Preliminary Datasheet
Functional Pin Description
LP6341
DF N- 10(To p View )
Pi n Desc ript ion
Pin NO
1
2, 3
4,9,10
5
6
7, 8
PIN
EN
Vin
GND/PGND
FB
AGND
SW
DESCRIPTION
Enable Control Input. Drive EN1 above 1.5V to turn on the Channel. Drive EN
below 0.3V to turn it off (shutdown current < 0.1µA).
Supply Input.
Ground.
Feedback Input. Connect FB to the center point of the external resistor divider.
Normal voltage for this pin is 0.6V.
Analog Ground Pin.
Switch Mode Connection to Inductor. This pin connects to the drains of the
internal main and synchronous power MOSFET switches.
Function Block Diagram
LP6341 –05
Ver. 1.5 Datasheet
Feb.-2009