LTC6908-1/LTC6908-2
12
690812fa
TYPICAL APPLICATIO S
U
Figure 8a. 1.1MHz, 1.8V/16A Step-Down Regulator
PVIN
SVIN
TRACK
PGOOD
RUN/SS
ITH
RT
SGND
PGND
SYNC/MODE
1
2
11
12
20
21
30
31
25
38
37
36
34
33
32
19
18
17
16
3
4
9
10
22
23
28
29
24
35
5
7
26
6
8
13
14
15
27
SW
VFB
PGND
VREF
LTC3418
L1
0.2
H
C2
1000pF
X7R
COUT
100
F
×4
CIN1
100
F
×4
CSVIN1
1
F
X7R
VIN
3.3V
VOUT
1.8V
16A
R1
2.55k
R2
2k
RPG1
100k
RSS1
2.2M
CSS1
1000pF
X7R
C1A
47pF
X7R
CITH
2200pF
X7R
CREF1
2.2
F
X7R
RITH
2k
ROSC1 69.8k
RSVIN1
100
CSVIN2
1
F
X7R
RSVIN2
100
CREF2
2.2
F
X7R
C1B
47pF
X7R
690812 TA02
PVIN
SVIN
TRACK
PGOOD
RUN/SS
ITH
RT
SGND
PGND
SYNC/MODE
1
2
11
12
20
21
30
31
25
38
37
36
34
33
32
19
18
17
16
3
4
9
10
22
23
28
29
24
35
5
7
26
6
8
13
14
15
27
SW
VFB
PGND
VREF
LTC3418
L2
0.2
H
CIN2
100
F
×4
CIN1, CIN2, COUT: TDK C3225X5R0J107M
L1, L2: VISHAY DALE IHLP-2525CZ-01
RPG2
100k
ROSC2 69.8k
CBYP
90.9k
OUT1
OUT2
fOUT = 10MHz 10k/RSET
MOD
V+
GND
SET
LTC6908-1
0.1
F
VIN
2.8V TO 5.5V