EUP2573
Typical Application Circuit (Continued)
Figure 2. Connecting VDD to VOUT
Pin Configurations
Package Type
Pin Configurations
SOT23-5
Pin Description
PIN
SOT23-5
DESCRIPTION
Enable input. EN is an active high asserted input. Set EN lower than 0.4V will disable
EUP2573.
1
EN
2
3
4
5
GND
EXT
VDD
FB
Ground.
Output of MOSFET gate driver. Connect this pin to the gate of the external MOSFET.
Power input. Connect VDD to the input power supply or to the output of the regulator.
Feedback pin.
DS2573 Ver0.2 Mar. 2012
2