LTC3736 LINER [Linear Technology], LTC3736 Datasheet - Page 25

• Manufacturer Part Number: LTC3736
• Description: Dual 2-Phase, No RSENSE Synchronous Controller with Output Tracking
• Manufacturer: LINER [Linear Technology]

TYPICAL APPLICATIO S
Figure 16. 2-Phase, 750kHz, Dual Output Synchronous DC/DC Converter with Ceramic Output Capacitors
3.3V
3.3V
22 F
22 F
V
V
C
C
IN
IN
IN
IN
Figure 17. 2-Phase, Synchronizable, Dual Output Synchronous DC/DC Converter
C
10nF
220pF
C
100pF
470pF
C
C
C
10nF
1 F
1 F
C
C
ITH1A
R
R
R
R
ITH1
VIN
ITH1
VIN
SS
59k
LP
59k
59k
59k
FB1A
FB2A
FB1A
FB2A
R
R
C
220pF
470pF
100pF
C
C
VIN
VIN
ITH2A
ITH2
R
ITH2
22k
ITH1
10
10
U
R
R
R
187k
187k
15k
R
15k
FB1B
FB1B
ITH1
R
R
R
R
LP
15k
22k
ITH2
ITH2
TRACKA
TRACKA
59k
59k
C
100pF
FF1
12
10
11
22
23
24
R
R
118k
118k
1
2
3
4
5
6
7
5
9
1
2
3
4
5
9
7
8
6
FB2B
FB2B
SW1
IPRG1
V
I
IPRG2
PLLLPF
SGND
V
PGOOD
V
I
TRACK
SW1
IPRG1
V
I
IPRG2
PLLLPF
SGND
V
PGOOD
V
I
TRACK
TH1
TH2
TH1
TH2
FB1
IN
FB2
FB1
IN
FB2
LTC3736EGN
LTC3736EUF
R
R
TRACKB
TRACKB
118k
C
100pF
118k
FF1
PGND
SYNC/FCB
SYNC/FCB
SENSE1
SENSE2
SENSE1
SENSE2
25
RUN/SS
RUN/SS
PGND
PGND
PGND
PGND
PGND
PGND
SW2
SW2
BG1
BG2
BG1
BG2
TG1
TG2
TG1
TG2
+
+
+
+
24
23
22
21
20
19
18
17
16
15
14
13
21
20
19
18
17
16
15
14
13
12
11
10
Si3447BDV
Si3447BDV
L1, L2: VISHAY IHLP-2525CZ-01
C
L1, L2: VISHAY IHLP-2525CZ-01
OUT1
CLK IN
MP1
MP2
MP1
MP2
, C
OUT2
: SANYO 4TPB150MC
MN1
Si7540DP
MN2
Si7540DP
MN1
Si3460DV
MN2
Si3460DV
SW1
SW2
D2
1.5 H
1.5 H
1.5 H
D1
1.5 H
L1
L2
L1
L2
+
+
C
150 F
3736 F17
C
22 F
3736 F16
C
150 F
C
22 F
OUT2
OUT2
2
OUT1
OUT1
2
V
2.5V
3A
V
1.8V
4A
V
2.5V
2A
V
1.8V
2A
OUT1
OUT2
OUT1
OUT2
LTC3736
25
3736f