
LT3844
17
3844fb
APPLICATIONS INFORMATION
3
C
BOOST
R
SENSE
R
A
R
C
R
SET
R2
R1
R
B
V
IN
–
V
IN
+
V
IN
SHDN
SYNC
f
SET
C
SS
BURST_EN
V
FB
V
C
SGND
BOOST
TG
SW
V
CC
PGND
SENSE
+
SENSE
–
+
L1
M1
D3
3844 F04
LT3844
1
2
4
5
6
7
8
9
16
15
14
13
12
11
10
D2
D1
C
VCC
C
IN
C
OUT
V
OUT
C
C2
C
SS
C
C1
17
Figure 4. LT3844 Layout Diagram (See PCB Layout Checklist)