Datasheet

LTC3418
17
3418fb
TYPICAL APPLICATIONS
1.8V, 8A Step-Down Regulator with Tracking
TRACK
PV
IN
PV
IN
PV
IN
PV
IN
PV
IN
PV
IN
PV
IN
PV
IN
SV
IN
PGOOD
SYNC/MODE
RUN/SS
I
TH
R
T
SGND
PGND
PGND
PGND
1
2
11
12
20
21
30
31
25
16
38
37
36
34
33
32
19
18
17
35
3
4
9
10
22
23
29
28
24
5
27
7
26
6
8
13
14
15
SW
SW
SW
SW
SW
SW
SW
SW
V
FB
V
REF
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
LTC3418
L1
0.2μH
C1
1000pF
X7R
C
OUT
100μF
×2
C
IN
100μF
×4
C
SVIN
1μF
X7R
V
IN
3.3V
V
OUT
1.8V
8A
R1
2.55k
R
SS
2.2M
R
PG
100k
C
SS
1000pF
X7R
C
ITH
2200pF
X7R
R
ITH
3.32k
R
SVIN
100Ω
R
OSC
69.8k
R2
2k
C1
47pF
X7R
C
REF
2.2μF
X7R
V
REF
3418 TA04
C
IN
, C
OUT
: TDK C3225X5R0J107M
L1: VISHAY DALE IHLP-2525CZ-01
R4
2k
R3
2.55k
2.5V
I/O SUPPLY