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| LTC3547B_15 Datasheet, PDF (13/16 Pages) Linear Technology – Dual Monolithic 300mA Synchronous Step-Down Regulator | |||
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APPLICATIO S I FOR ATIO
LTC3547B
VIN
2.5V TO 5.5V
VOUT2
C1
L2
CF2
RUN2 VIN RUN1
LTC3547B
SW2
SW1
L1
CF1
COUT2
VFB2
VFB1
R4
GND
R2
R3
R1
VOUT1
COUT1
3547b F02
BOLD LINES INDICATE HIGH CURRENT PATHS
Figure 2. LTC3547B Layout Diagram (See Board Layout Checklist)
VIA TO GND
VIA TO VOUT1
VIN
SW1
L1
R1
VFB1
R2
CF2
CIN
R3
VFB2
R4
CF2
VIA TO VIN
SW2
L2
VIA TO GND
VIA TO VOUT2
GND
VOUT1
COUT1
COUT2
VOUT2
3547b F03
Figure 3. LTC3547B Suggested Layout
3547bfb
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