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| EP5357LUI Datasheet, PDF (9/17 Pages) Enpirion, Inc. – 600mA Synchronous Buck Regulator with Integrated Inductor | |||
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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)
VOUT
PGND
VSENSE
(-)
Switch
Error
VFB
Amp
(+)
VREF
DAC
Voltage
Select
AVIN AGND
Package Boundry
VS0 VS1 VS2
Figure 5: Functional Block Diagram
©Enpirion 2012 all rights reserved, E&OE
03409
9
September 12, 2012
www.enpirion.com
Rev: D
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