EUP7903
Pin Configurations
Package Type
Pin Configurations
SOT23-5
Pin Description
PIN
SOT23-5
DESCRIPTION
Enable Pin. Connect this pin to ground or less than 0.4V to disable the device, connect EN
to 1.5V or above to enable the device.
EN
1
GND
IN
2
3
4
Signal Ground.
Input Supply of the LDO.
Output of the LDO.
OUT
Feedback pin. This pin is the anode terminal of the error amplifier. The FB pin compares
with internal reference voltage to regulate the output voltage. Connect to GND for fixed
output voltage version.
FB
5
DS7903 Ver 1.0 Nov. 2008
3