7
dc1772af
DEMO MANUAL DC1772A
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.
schematic Diagram
3
5
0
k
Hz
R
E
S
IS
T
O
R
S
A
R
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N
0
4
0
2
.
C
A
P
A
C
IT
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N
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6
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3
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N
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:
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0603
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f
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+
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PVI
N
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PVI
N
FB
INT
V
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M1
B
S
C
123N
08N
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3
M1
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123N
08N
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3
C
15
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PT
C
15
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PT
R6
29.
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1%
R6
29.
4k
1%
M4
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PT
M4
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PT
L1
10uH
C
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9-
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L1
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C
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R
C
13
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PT
1210
C
13
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PT
1210
INT
V
CC
INT
V
CC
PW
M
PW
M
D
IM
D
IM
R
19
O
PT
R
19
O
PT
R
24
O
PT
08
0
5
R
24
O
PT
08
0
5
Q3
O
PT
S
O
T
2
3
Q3
O
PT
S
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T
2
3
R
26
O
PT
06
0
3
R
26
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PT
06
0
3
R
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0.
25
1%
1206
1/
2W
R
S2
0.
25
1%
1206
1/
2W
Q2
O
PT
S
O
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2
3
Q2
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PT
S
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2
3
GN
D
GN
D
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R
13
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PT
.
R
13
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PT
.
C
14
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PT
C
14
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PT
O
PEN
L
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PEN
L
ED
R
17
O
PT
R
17
O
PT
R2
90.
9k
R2
90.
9k
R
22
O
PT
R
22
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PT
D1
P
D
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5100H
D1
P
D
S
5100H
R1
499k
1%
R1
499k
1%
L
E
D
+
60V
LE
D
L
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+
60V
LE
D
R4
18.
2k
1%
R4
18.
2k
1%
PG
N
D
PG
N
D
R
21
O
PT
R
21
O
PT
M2
S
i2328D
S
M2
S
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C4
1uF
100V
1206
C4
1uF
100V
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GN
D
GN
D
M3
O
PT
M3
O
PT
U1
L
T
3761E
M
S
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U1
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T
3761E
M
S
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EN
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VL
O
12
PW
M
8
INT
V
CC
13
VC
5
D
IM
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S
10
VR
EF
7
CT
RL
6
RT
11
VI
N
14
ISP
4
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3
PW
M
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T
1
G
A
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16
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2
SEN
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15
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ND
17
O
PEN
L
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9
C8
0.
047uF
C8
0.
047uF
R8
140k
1%
R8
140k
1%
R7
1M
1%
R7
1M
1%
C7
0.
01uF
C7
0.
01uF
R
23
O
PT
06
0
3
R
23
O
PT
06
0
3
V
IN
8V
-
60V
V
IN
8V
-
60V
R
11
0
1206
R
11
0
1206
C1
4.
7uF
100V
1210
C1
4.
7uF
100V
1210
C
11
2.
2uF
100V
1210
C
11
2.
2uF
100V
1210
D2
O
PT
D2
O
PT
R
15
O
PT
R
15
O
PT
R
27
O
PT
06
0
3
R
27
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PT
06
0
3
C
12
2.
2uF
100V
1210
C
12
2.
2uF
100V
1210
CT
RL
CT
RL
D3
O
PT
D3
O
PT
R
20
O
PT
R
20
O
PT
C6
4700pF
C6
4700pF
R
14
O
PT
0805
R
14
O
PT
0805
C5
1uF
10V
C5
1uF
10V
R
12
0
0
60
3
R
12
0
0
60
3
R
16
O
PT
R
16
O
PT
C
10
4.
7uF
100V
1210
C
10
4.
7uF
100V
1210
R
25
O
PT
06
0
3
R
25
O
PT
06
0
3
Q1
O
PT
SO
T
2
3
Q1
O
PT
SO
T
2
3
PVI
N
8V
-
60V
PVI
N
8V
-
60V
C2
2.
2uF
100V
1210
C2
2.
2uF
100V
1210
R
S1
0.
008
2010
R
S1
0.
008
2010
EN
/U
VL
O
EN
/U
VL
O
R9
10
0
k
06
0
3
R9
10
0
k
06
0
3
R5
10k
R5
10k
R
18
O
PT
06
0
3
R
18
O
PT
06
0
3
R
10
124k
06
0
3
R
10
124k
06
0
3
C3
2.
2uF
100V
1210
C3
2.
2uF
100V
1210
C9
O
PT
1210
C9
O
PT
1210
R3
1.
0M
1%
06
0
3
R3
1.
0M
1%
06
0
3
L
E
D
-
L
E
D
-