LTC1775 LINER [Linear Technology], LTC1775 Datasheet - Page 21

• Manufacturer Part Number: LTC1775
• Description: High Power No RSENSE TM Current Mode Synchronous Step-Down Switching Regulator
• Manufacturer: LINER [Linear Technology]

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