LTC3703 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC3703' PDF : 34 Pages View PDF
LTC3703
Typical Applications
36V-72V Input Voltage to 5V/10A Step-Down Converter with Pulse Skip Mode Enabled
CC2
1000pF
RC1
10k
R2
21.5k
1%
RC2
100Ω
CC3
2200pF
R1
113k
1%
VCC
9.3V TO 15V
1
16
RSET MODE/SYNC VIN
25k 2
fSET
15
BOOST
3
LTC3703
14
CC1
COMP
TG
470pF
4
FB
13
SW
RMAX 20k 5
IMAX
12
VCC
CSS
0.1µF
6
INV
7
RUN/SS
11
DRVCC
10
BG
8
GND
9
BGRTN
+ 22µF
25V
RF 10Ω
CDRVCC
10µF
VIN
36V TO 72V
DB
BAS19
CB
0.1µF
+
CIN
68µF
100V
M1
×2
Si7852DP
L1
4.7µH
CVCC
1µF
M2
Si7852DP
COUT +
270µF
10V
×2
D1
MBR1100
VOUT
5V
10A
3703 TA01
Single Input Supply 12V/5A Output Step-Down Converter
FZT600
100Ω
10k *
12V
VIN
15V TO 80V
CC2
1000pF
RC1
10k
R2
8.06k
1%
RC2
100Ω
CC3
2200pF
R1
113k
1%
RSET 25k
CC1
470pF
RMAX 12k
CSS
0.1µF
1
16
MODE/SYNC VIN
2
15
fSET
BOOST
3
LTC3703
14
COMP
TG
4
FB
13
SW
5
IMAX
6
INV
7
RUN/SS
12
VCC
11
DRVCC
10
BG
8
GND
9
BGRTN
+ 22µF
25V
DB
BAS19
CB
0.1µF
RF 10Ω
CDRVCC
10µF
CVCC
1µF
+
M1
Si7852DP
L1
8µH
CIN
68µF
100V
M2
Si7852DP
COUT +
270µF
16V
D1
MBR1100
CMDSH-3
VOUT
12V
5A
*OPTIONAL ZENER PROVIDES UNDERVOLTAGE LOCKOUT ON INPUT SUPPLY, VUVLO ≅ 10 + VZ
3703 TA02
3703fc
30
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