EP5357XUI Datasheet, PDF (9/19 Pages) Altera Corporation – 600mA PowerSoC Synchronous Buck Regulator With Integrated Inductor

Functional Block Diagram
EP5357LUI/EP5357HUI
LLM
PVIN
ENABLE
UVLO
Thermal Limit
Current Limit
Soft Start
(-)
PWM
Comp
(+)
Sawtooth
Generator
Mode Logic
Logic
P-Drive
N-Drive
Compensation
Network
NC(SW)
V_OUT
PGND
VSENSE
(-)
Switch
Error
V_FB
Amp
(+)
VREF
DAC
Voltage
Select
AVIN AGND
Package Boundry
VS0 VS1 VS2
Figure 5: Functional Block Diagram
03409
9
October 11, 2013
www.altera.com/enpirion
Rev E