7
dc1743af
DEMO MANUAL DC1743A
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
F
SET
5V
VO
U
T
VO
U
T
5V
5V
5V
5V
V
IN
V
IN
V
IN
5V
R
E
VI
S
ION
HI
S
T
OR
Y
DES
C
R
IP
TI
ON
DA
TE
A
P
P
R
OVED
E
CO
RE
V
R
E
VI
S
ION
HI
S
T
OR
Y
DES
C
R
IP
TI
ON
DA
TE
A
P
P
R
OVED
E
CO
RE
V
R
E
VI
S
ION
HI
S
T
OR
Y
DES
C
R
IP
TI
ON
DA
TE
A
P
P
R
OVED
E
CO
RE
V
AP
P
R
O
V
AL
S
T
E
CHNO
L
O
G
Y
w
w
w
.li
near
.c
om
AP
P
R
O
V
AL
S
T
E
CHNO
L
O
G
Y
w
w
w
.li
near
.c
om
AP
P
R
O
V
AL
S
T
E
CHNO
L
O
G
Y
w
w
w
.li
near
.c
om
N
O
T
E:
U
N
L
ESS
O
T
H
ER
W
ISE
SPEC
IF
IED
.
1
. A
L
L
R
E
S
IS
T
O
R
S
AL
L
C
APAC
IT
O
R
S
2
.
IN
ST
AL
L
SH
U
N
T
S
AS
SH
O
W
N
.
N
O
T
E:
U
N
L
ESS
O
T
H
ER
W
ISE
SPEC
IF
IED
.
1
. A
L
L
R
E
S
IS
T
O
R
S
AL
L
C
APAC
IT
O
R
S
2
.
IN
ST
AL
L
SH
U
N
T
S
AS
SH
O
W
N
.
N
O
T
E:
U
N
L
ESS
O
T
H
ER
W
ISE
SPEC
IF
IED
.
1
. A
L
L
R
E
S
IS
T
O
R
S
AL
L
C
APAC
IT
O
R
S
2
.
IN
ST
AL
L
SH
U
N
T
S
AS
SH
O
W
N
.
E4
PG
OO
D
E4
PG
OO
D
J1
V
IN
5V
-
36V
J1
V
IN
5V
-
36V
J5
VO
U
T
3
.3
V
/ 5
V
/ 1
2
V
@
8
A
J5
VO
U
T
3
.3
V
/ 5
V
/ 1
2
V
@
8
A
R4
392K 1%
R4
392K 1%
CI
N5
(O
PT
)
1210
CI
N5
(O
PT
)
1210
C1
0
10uF
C1
0
10uF
CI
N3
10uF 50V
1210
CI
N3
10uF 50V
1210
R1
10K
R1
10K
CO
UT
6
47uF
16V
1210
CO
UT
6
47uF
16V
1210
CO
UT
2
47uF
16V
CO
UT
2
47uF
16V
C2
(O
PT
)
C2
(O
PT
)
JP
7
12V
JP
7
12V
J3
IOST
EP
J3
IOST
EP
+
CI
N1
100uF
50V
+
CI
N1
100uF
50V
E1
1
C
O
MP
E1
1
C
O
MP
CI
N2
10uF 50V
1210
CI
N2
10uF 50V
1210
CS
S
0.
1uF
CS
S
0.
1uF
R1
1
(O
PT
)
R1
1
(O
PT
)
E1
2
SG
N
D
E1
2
SG
N
D
JP
3
DCM
CCM
MO
D
E
JP
3
DCM
CCM
MO
D
E
1
3
2
R1
7
5.
23K
1%
R1
7
5.
23K
1%
R1
0
(O
PT
)
R1
0
(O
PT
)
C7
(O
PT
)
C7
(O
PT
)
R1
6
13.
7K
1%
R1
6
13.
7K
1%
R1
4
22.
1K
1%
R1
4
22.
1K
1%
CO
UT
1
47uF
16V
CO
UT
1
47uF
16V
CP
(O
PT
)
CP
(O
PT
)
E6
VO
+
E6
VO
+
R1
3
(O
PT
)
R1
3
(O
PT
)
E2
V
IN
-
E2
V
IN
-
D1 5.
1V
D1 5.
1V
CO
UT
4
10uF
16V
1210
CO
UT
4
10uF
16V
1210
CI
N4
(O
PT
)
1210
CI
N4
(O
PT
)
1210
R2
51K
R2
51K
U1
LT
M
4613E
V
U1
LT
M
4613E
V
S
G
ND
H
1
2
DRV
CC
E
11
F
SET
B
12
C
O
MP
A
11
VF
B
F
1
2
P
GOOD
G
12
RUN
A
10
T
R
AC
K/
SS
A9
P
LLI
N
A8
INT
V
CC
A7
MP
G
M
A
12
MA
R
G
0
C
1
2
MA
R
G
1
D
1
2
VIN
A1
VIN
A2
VIN
A3
VIN
A4
VIN
A5
VD
A6
VIN
B1
VIN
B2
VIN
B3
VIN
B4
VIN
B5
VD
B6
VD
C1
VD
C2
VD
C3
VD
C4
VD
C5
VD
C6
VOU
T
J1
VOU
T
J2
VOU
T
J3
VOU
T
J4
VOU
T
J5
VOU
T
J6
VOU
T
J7
VOU
T
J8
VOU
T
J9
VOU
T
J1
0
VOU
T
K1
VOU
T
K2
VOU
T
K3
VOU
T
K4
VOU
T
K5
VOU
T
K6
VOU
T
K7
VOU
T
K8
VOU
T
K9
VOU
T
K10
VOU
T
K11
V
O
UT
L
1
V
O
UT
L
2
V
O
UT
L
3
V
O
UT
L
4
V
O
UT
L
5
V
O
UT
L
6
V
O
UT
L
7
V
O
UT
L
8
V
O
UT
L
9
V
O
UT
L
1
0
V
O
UT
L
1
1
V
O
UT
M1
V
O
UT
M2
V
O
UT
M3
V
O
UT
M4
V
O
UT
M5
V
O
UT
M6
V
O
UT
M7
V
O
UT
M8
V
O
UT
M9
V
O
UT
M
1
0
V
O
UT
M
1
1
PGN
D
D1
PGN
D
D2
PGN
D
D3
PGN
D
D4
PGN
D
D5
PGN
D
D6
PGN
D
E1
PGN
D
E2
PGN
D
E3
PGN
D
E4
PGN
D
E5
PGN
D
E6
PGN
D
E7
PGN
D
F1
PGN
D
F2
PGN
D
F3
PGN
D
F4
PGN
D
F5
PGN
D
F6
PGN
D
F7
PGN
D
F8
PGN
D
F9
PGN
D
G1
PGN
D
G2
PGN
D
G3
PGN
D
G4
PGN
D
G5
PGN
D
G6
PGN
D
G7
PGN
D
G8
PGN
D
G9
PGN
D
H1
PGN
D
H2
PGN
D
H3
PGN
D
H4
PGN
D
H5
PGN
D
H6
PGN
D
H7
PGN
D
H8
PGN
D
H9
S
G
ND
D9
MP
G
M
B
11
MA
R
G
1
C
1
1
DRV
CC
E
12
C
O
MP
D
1
1
MT
P
1
J
1
2
MT
P
2
K
12
MT
P
3
L
1
2
VD
B7
VD
C7
RUN
B9
DRV
CC
C
1
0
F
CB
M
1
2
PGN
D
E8
PGN
D
G10
PGN
D
G11
PGN
D
H1
0
PGN
D
H1
1
VOU
T
J1
1
R6
(O
PT
)
R6
(O
PT
)
R5
0
O
hm
R5
0
O
hm
C3
(O
PT
)
C3
(O
PT
)
Q
1
S
U
D
50N
03-
09
Q
1
S
U
D
50N
03-
09
C1
1uF
16V
C1
1uF
16V
C6
(O
PT
)
C6
(O
PT
)
J7
V
IN
J7
V
IN
E1
V
IN
+
E1
V
IN
+
CO
UT
3
(O
PT
)
1210
CO
UT
3
(O
PT
)
1210
JP
5
3.
3V
JP
5
3.
3V
R9
0
O
hm
R9
0
O
hm
E9
G
ND
E9
G
ND
C8 10uF 50V 1210
C8 10uF 50V 1210
JP
2
H
I
LO
M
AR
G1
JP
2
H
I
LO
M
AR
G1
1
3
2
R8
(O
PT
)
R8
(O
PT
)
CO
UT
5
1uF
16V
CO
UT
5
1uF
16V
JP
6
5V
JP
6
5V
CI
N6
(O
PT
)
0805
CI
N6
(O
PT
)
0805
R1
5
10K
R1
5
10K
E7
VO
-
E7
VO
-
CF
F
47pF
CF
F
47pF
J2
G
ND
J2
G
ND
J4
VO
U
T
J4
VO
U
T
E8
P
LLI
N
E8
P
LLI
N
E3
IOST
EP_
C
L
K
E3
IOST
EP_
C
L
K
JP
1
H
I
LO
M
AR
G0
JP
1
H
I
LO
M
AR
G0
1
3
2
R3
0.
020
5%
1W
2512
R3
0.
020
5%
1W
2512
R7
(O
PT
)
R7
(O
PT
)
+
CO
UT
7
47uF 16V 7343
+
CO
UT
7
47uF 16V 7343
JP
4
O
N
O
FF
RUN
JP
4
O
N
O
FF
RUN
1
3
2
E1
0
T
R
AC
K/
SS
E1
0
T
R
AC
K/
SS
C9
10uF
C9
10uF
R1
2
51K
R1
2
51K
J6
G
ND
J6
G
ND
scheMAtic DiAgrAM