Datasheet

LTC3708
29
3708fb
TYPICAL APPLICATIONS
Dual-Phase, 30A Power Supply with 10mV Output Ripple
1μF
0.22μF
BOOST2
BAT54A
10Ω
PGND2
1μF
PGND1
1μF
TG1
0.01μF
220pF
220pF
C
IN1
: SANYO OS-CON 6SVP100M
C
OUT3
, C
OUT4
: SANYO POSCAP 2R5TPD470M
L1, L2: PANASONIC ETQP4LR19
M1 TO M4: RENESAS HAT2165
V
IN
PGOOD
100k
BOOST1
SW1
SENSE1
+
BG1
SENSE1
–
PGND1
V
RNG1
I
ON1
V
FB1
TRACK2
EXTLPF
I
TH1
V
CC
TRACK1 FCB DRV
CC
LTC3708
TG2
BOOST2
BOOST2
SW2
SENSE2
+
0.22μF
M2
M1
V
OUT
1V
30A
V
IN
L1
0.19μH
L2
0.19μH
B340A
M3 M4
SENSE2
–
PGND2
V
RNG2
V
RNG1
V
FB2
I
ON2
PWRGD
INTLPF
I
TH2
RUN/SS SGND
BG2
1000pF
0.01μF
V
CC
274k
V
CC
R1
10k
0.1%
R2
15k
0.1%
22k
100k
10k
274k
V
IN
0.01μF
1nF
3708 TA05
100pF
C
OUT4
470μF
2.5V s2
C
OUT2
1μF
6.3V
V
CC
B340A
C
OUT3
470μF
2.5V s2
C
IN1
100μF
6.3V
C
IN2
-C
IN7
4.7μF
6.3V s6
V
IN
5V
TRACK
C
OUT1
1μF
6.3V
100pF
+
22.1k
100k
+
+