Datasheet

LTC3736-2
26
37362fb
Figures 17. 2-Phase, Synchronizable, Dual Output Synchronous DC/DC Converter
TYPICAL APPLICATIONS
SGND
PLLLPF
IPRG2
IPRG1
V
FB1
I
TH1
SW1
R
VIN
10Ω
R
ITH2
22k
C
ITH2
1nF
C
IN
22μF
C
VIN
1μF
V
IN
3.3V
V
IN
R
ITH1
22k
C
ITH1
1nF
C
FF1
100pF
C
FF1
100pF
C
LP
10nF
R
LP
15k
R
FB1B
187k
R
FB1A
59k
PGOOD
V
FB2
TRACK
I
TH2
TG2
LTC3736EGN-2
PGND
TG1
SYNC/FCB
BG1
PGND
1
24
23
22
21
20
19
18
17
16
15
14
13
L1, L2: VISHAY IHLP-2525CZ-01
2
3
4
5
6
7
5
12
11
10
9
SENSE1
+
MP1
SW1
SW2
CLK IN
MP2
L1
1.5μH
L2
1.5μH
MN1
Si7540DP
MN2
Si7540DP
RUN/SS
BG2
PGND
SW2
SENSE2
+
R
TRACKB
118k
R
TRACKA
59k
R
FB2A
59k
R
FB2B
118k
C
OUT2
100μF
C
OUT1
100μF
V
OUT1
2.5V
5A
V
OUT2
1.8V
5A
37362 F17