LTC1871-1 LINER [Linear Technology], LTC1871-1 Datasheet - Page 25

• Manufacturer Part Number: LTC1871-1
• Description: High Effi ciency, Synchronous, 4-Switch Buck-Boost Controller
• Manufacturer: LINER [Linear Technology]

APPLICATIONS INFORMATION
C
C1
R1
C
C
SS
C2
R
C
R2
f
IN
R
C
R
10
11
12
1
2
3
4
5
6
7
8
9
PGOOD
SS
SENSE
SENSE
I
V
SGND
RUN
FCB
PLLFLTR
PLLIN
STBYMD
TH
OSENSE
LTC3780
+
–
R
Figure 11. LTC3780 Layout Diagram
PU
BOOST1
BOOST2
EXTV
INTV
PGND
Figure 12. Sense Lines Layout
SW1
SW2
BG1
BG2
TG1
TG2
V
CC
CC
IN
R
24
23
22
21
20
19
18
17
16
15
14
13
C
R
V
PULLUP
D
D
A
B
C
R
A
IN
C
C
F
VCC
R
SENSE
PGND
SGND
3780 F12
C
B
D
C
B
A
D2
D1
L
3780 F11
C
C
LTC3780
OUT
IN
V
V
OUT
IN
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