Datasheet

LTC3880/LTC3880-1
55
3880fc
For more information www.linear.com/LTC3880
APPLICATIONS INFORMATION
Figure 25. Recommended Printed Circuit Layout Diagram
Figure 26. Branch Current Waveforms
C
B0
C
B1
C
INTVCC
+
C
IN
D1
1µF
CERAMIC
M1 M2
M3
M4
D2
+
C
VIN
V
IN
R
IN
L1
L0
C
OUT1
V
OUT1
GND
V
OUT0
3880 F25
+
C
OUT2
+
R
SENSE0
R
SENSE1
f
IN
1µF
CERAMIC
I
TH1
V
SENSE1
I
SENSE1
+
I
SENSE1
–
I
SENSE0
–
I
SENSE0
+
V
SENSE0
+
I
TH0
TG1
SW1
BOOST1
BG1
V
IN
PGND
INTV
CC
BG0
BOOST0
SW0
TG0
SGND
SYNC
RUN0
RUN1
LTC3880
V
SENSE0
–
R
L1
D1
L1
SW1
R
SENSE1
V
OUT1
C
OUT1
V
IN
C
IN
R
IN
R
L0
D0
BOLD LINES INDICATE
HIGH SWITCHING
CURRENT. KEEP LINES
TO A MINIMUM LENGTH.
L0
SW0
3880 F26
R
SENSE0
V
OUT0
C
OUT0