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LTC3728LCGN-PBF Datasheet, PDF (30/38 Pages) Linear Technology – Dual, 550kHz, 2-Phase Synchronous Regulators
LTC3728L/LTC3728LX
Applications Information
R2
R1
RUN/SS1
SENSE1+
SENSE1–
VOSENSE1
PLLFLTR
fIN
PLLIN
PGOOD
TG1
SW1
BOOST1
VIN
BG1
INTVCC
FCB
EXTVCC
LTC3728L/LTC3728LX
ITH1
INTVCC
SGND
PGND
3.3V
R3
R4
3.3VOUT
ITH2
VOSENSE2
SENSE2–
SENSE2+
BG2
BOOST2
SW2
TG2
RUN/SS2
RPU
VPULL-UP
(<7V)
PGOOD
L1
RSENSE
CB1
M1
M2
D1
VOUT1
CINTVCC
CB2
RIN
CVIN
VIN
1µF
CERAMIC
CIN
1µF
CERAMIC
M3
M4
COUT1
COUT2
D2
RSENSE
L2
GND
VOUT2
3728 F10
Figure 10. LTC3728L/LTC3728LX Recommended Printed Circuit Layout Diagram
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