Datasheet

LTC3810
34
3810fc
Figure 19. 36V to 72V Input Voltage to 12V/10A Synchronized at 250kHz
APPLICATIONS INFORMATION
PGOOD
MODE/SYNC
PGOOD
250kHz
CLOCK
V
ON
V
RNG
I
TH
SGND
U
VIN
SHDN
V
FB
SGND PGND
PGND
SS/TRACK
I
ON
PLL/LPF
C
ON
100pF
C
SS
1000pF
V
IN
36V TO 72V
V
OUT
12V
10A
M3
ZXMN10A07F
C
C2
47pF
R
C
200k
R
FB2
1k
R
FB1
14k
LTC3810
EXTV
CC
TG
SENSE
–
BG
BGRTN
DRV
CC
INTV
CC
NDRV
BOOST
3810 F19
C
B
0.1μF
0.01μF
10k
20k
80.6k
C
DRVCC
0.1μF
C
VCC
1μF
R
UV2
12k
R
UV1
470k
R
ON
261k
R
NDRV
80.6k
DB
BAS19
M1
Si7852DP
M2
Si7852DP
D1
B1100
C
OUT1
270μF
16V
C
OUT2
10μF
16V
L1
10μH
SHDN
1
4
5
6
7
8
9
10
11
12
13
14
28
27
21
20
19
18
17
16
15
C
C1
5pF
C
IN1
68μF
100V
C
IN2
1μF
100V
SW
SENSE
+
26
25