Datasheet

21
LTC1775
3.3V/5A Fixed Output
5V/20A Fixed Output
C
SS
0.1µF
R
C
10k
C
C1
2.2nF
C
C2
220pF
INTV
CC
M1
Si4412DY
C
IN
22µF
30V
×2
V
OUT
3.3V
5A
M2
Si4412DY
D1
MBRS140T3
D
B
CMDSH-3
C
VCC
4.7µF
1775 TA01
V
IN
TK
EXTV
CC
LTC1775
SYNC
V
PROG
SW
TG
BOOST
INTV
CC
BG
RUN/SS
FCB
I
TH
SGND
V
OSENSE
PGND
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
C
B
0.1µF
R
F
1Ω
V
IN
5V TO 28V
L1
10µH
+
+
C
F
0.1µF
C
OUT
100µF
10V
0.065Ω
×4
+
C
IN
: SANYO 30SC22M
C
OUT
: AVX TPSD107M010R0065
L1: SUMIDA CDRH-125
C
SS
0.1µF
R
C
10k
C
C1
2.2nF
C
C2
220pF
6V
INTV
CC
C
IN
22µF
30V
×8
V
OUT
5V
20A
M2
IRL3803
M1
IRL3803
D1
MBRD835L
D
B
CMDSH-3
Q3
FMMT619
Q2
FMMT720
Q1
FMMT619
Q4
FMMT720
C
VCC
4.7µF
1775 TA02
V
IN
TK
EXTV
CC
LTC1775
SYNC
V
PROG
SW
TG
BOOST
INTV
CC
BG
RUN/SS
FCB
I
TH
SGND
V
OSENSE
PGND
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
C
B
0.47µF
R
F
1Ω
V
IN
6V TO 28V
L1
3.7µH
+
C
F
0.1µF
C
OUT
680µF
6.3V
×2
+
C
IN
: SANYO 30SC22M
C
OUT
: SANYO 6SP680M
L1: MAGNETICS 55206-A2, 3.7µH, 6 TURNS, 13 GAUGE
+
TYPICAL APPLICATIO S
U