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| EN5312QI Datasheet, PDF (3/16 Pages) Enpirion, Inc. – 1A Synchronous Buck Regulator With Integrated Inductor | |||
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March 2007
Functional Block Diagram
EN5312QI
VIN
ENABLE
UVLO
Thermal Limit
Current Limit
Soft Start
(-)
PWM
Comp
(+)
Sawtooth
Generator
Logic
P-Drive
N-Drive
Compensation
Network
(-)
Error
Amp
(+)
VREF
DAC
Figure 3. Functional block diagram.
Switch
VOUT
GND
VSENSE
VFB
Voltage
Select
Package Boundry
VS0 VS1 VS2
©Enpirion 2007 all rights reserved, E&OE
3
www.enpirion.com
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