Datasheet

LTC3611
23
3611fd
typicAl ApplicAtions
5V to 28V Input to 1.8V/10A All Ceramic 1MHz
V
OUT
1.8V AT
10A
GND
V
IN
V
IN
5V TO 28V
C
OUT
100µF
×2
C5
22µF
6.3V
L1
0.68µH
C
IN
4.7µF
50V
×2
(OPTIONAL)
C
OUT
: MURATA GRM32ER60J107ME20L
C
IN
: MURATA GRM32ER71H475K
L1: VISHAY IHLP2525CZERR68M01
KEEP POWER AND SIGNAL GROUNDS SEPARATE.
CONNECT TO ONE POINT.
LTC3611
SGND
48
SGND
47
SGND
46
SGND
45
EXTV
CC
EXTV
CC
44
V
FB
43
SGND
42
I
ON
41
SGND
40
FCB
39
I
TH
38
V
RNG
37
PGOOD
36
V
ON
35
SGND
34
SGND
PGND SGND
V
OUT
V
OUT
33
PV
IN
17
PV
IN
18
PV
IN
19
PV
IN
20
PV
IN
21
PV
IN
22
PV
IN
23
PV
IN
24
PV
IN
25
SW
26
NC
27
SGND
28 29
RUN/SS
30
SGND
31
SGND
32
PGND
64
PGND
63
PGND
62
PGND
61
PGND
60
PGND
59
PGND
58
PGND
57
PGND
56
SW
55
INTV
CC
INTV
CC
54
INTV
CC
INTV
CC
53
SV
IN
V
IN
52
SV
IN
51
SGND
50
SGND
49
PGND
1
PGND
2
PGND
3
SW
4
SW
5
SW
6
SW
7
SW
8
SW
9
SW
10
SW
11
PV
IN
V
IN
12
PV
IN
13
PV
IN
14
PV
IN
15
PV
IN
16
3611 TA04
C
F
0.1µF
50V
C
VCC
4.7µF
6.3V
C
ON
0.01µF
C4
0.01µF
C2
C1
47pF
D
B
CMDSH-3
C
SS
0.1µF
V
IN
R
SS1
510k
(OPTIONAL)
(OPTIONAL)
(OPTIONAL)
R1
10k
1%
R2
20k
1%
R
PG1
100k
9.31k 39.2k
R
ON
102k
1%
R5
12.7k
C
C1
680pF
C
C2
100pF
C
VON
(OPTIONAL)
SW BOOST
INTV
CC
C
B1
0.22µF
2Ω