
QUICK START GUIDE FOR DEMONSTRATION CIRCUIT 888A-B
36V-72VIN, ISOLATED SYNCHRONOUS FORWARD
19
Figure 22.
Full PolyPhase Slave Schematic
L1
10
0u
H
C
74
O
P
T
op
t.
P
1-
2
2
V
E
R
S
IO
N
T
A
B
LE
op
t.
0.
01
5
0.
01
0
V
C
C
+
C
68
*
J1
-9
9
C
51
*
10
0V
C
81
op
t.
Q
12
4
5
2
3
6
7
8
1
S
LA
V
E
22
uF
Q
8
P
1-
9
9
R
41
*
T3 CT
02
-1
00
1
2
3
4
5.
0V
@
40
A
V
au
x
C
27
10
0p
F
E
7
36
V
D
C
88
8A
-A
C
51
,C
69
*
E
8
R
84
R
59
0o
h
m
s
-V
O
U
T
J1
-7
7
N
O
TE
:
C
2-
C
5
2.
2u
F
,1
00
V
M
ur
at
a
G
R
M
32
E
R
72
A
22
5K
L5
V
IS
H
A
Y
IH
LP
25
25
C
ZE
R
R
68
M
01
T2
P
ul
se
P
A
19
54
N
L
P
A
09
54
(4
:4
:1
:1
)
D
30
1.
0K
-V
IN
R
64
0o
h
m
s
R
71
O
P
T
D
C
88
8A
-B
C
79
*
P
1-
10
10
22
0u
F
,
4V
A
R
82
15
0
D
29
B
A
S
21
3
1
R
60
0o
h
m
s
6.
8
T1
D
V
sg
R
49
0
D
2
C
M
P
S
H
1-
4
R
79
68
K
op
t.
22
0u
F,
6
.3
V
-V
O
U
T
J1
-1
1
A
Q
8
S
i7
45
0D
P
*
4
5
2
3
6
7
8
1
R
72
O
P
T
B
A
S
21
D
C
88
8A
-C
-V
O
U
T
-V
O
U
T
R
48
*
1.
5W
47
0p
F
op
t.
R
10
8
*
P
A
09
50
(6
:6
:1
:1
)
-V
O
U
T
2.
2n
F
C
85
0.
1u
F
R
10
8
Q
27
F
C
X4
91
A
1
2
3
R
51
*
1/
4W
C
10
1
47
0p
F
Q
9
4
5
2
3
6
7
8
1
T4
-V
o
u
t
(t
o
-
V
o
u
t
M
S
TR
)
C
55
1n
F
R
69
11
0K
62
0
op
t.
A
+
op
t
1.
0n
F
V
ou
t/I
ou
t
P
1-
8
8
R
23
*
1/
4W
R
48
S
i7
45
0D
P
+V
o
u
t
(t
o
+
V
o
u
t
M
S
TR
)
V
C
C
Q
31
M
M
B
T2
90
7A
75
0
-
P
A
13
82
.6
50
Q
12
-Q
15
C
75
R
75
51
0
C
77
2.
2u
F
15
nF
R
10
1
10
0
0
Q
24
4
5
2
3
6
7
8
1
R
53 12
M
M
B
Z5
25
8B
V
sg
Q
29
S
i2
30
3B
D
S
1
3
2
-V
P
K
S
(
to
-
V
P
K
S
M
S
TR
)
T4
c
on
ne
ct
io
n
fo
r
A
-B
&
A
-C
op
t.
36
V
-7
2V
in
P
A
14
94
.2
42
0
IS
+
39
0
C
4
10
0V
2.
2u
F
L6
B
R
23
,R
24
,R
51
,R
52
C
71
1u
F
P
1-
6
6
D
30
*
+V
P
K
S
(
to
+
V
P
K
S
M
S
TR
)
-V
O
U
T
+
V
O
U
T
B
C
24
1u
F
Q
13
*
4
5
2
3
6
7
8
1
L5
0.
68
uH
12
V
@
20
A
Q
15
4
5
2
3
6
7
8
1
D
1
C
M
P
S
H
1-
4
C
34
C
66
op
t.
10
nF
B
R
80
10
0K
R
3
10
0
F
M
M
T7
18
Q
26
+
C
33
*
F
M
M
T6
19
Q
32
8.
06
V
C
C
-V
O
U
T
+I
TH
(
to
+
IT
H
M
S
TR
)
+
V
O
U
T
3
4.
7n
F
R
10
2
R
67
0o
h
m
s
C
10
0
15
0p
F
R
10
2
*
C
30
2.
2n
F
25
0V
LT
C
37
25
E
M
S
E
U
1
3
8
9
10
7
2
4
5
1
6
11
ND
RV
VC
C
VS
LM
T
IS
GA
TE
S
S
FL
T
FB
/IN
+
FS
/IN
-
U
LV
O
PG
ND
GN
D
E
1
op
t.
C
82
op
t.
E
2
V
C
C
J1
-5
5
J1
-1
0
10
LT
C
37
06
E
G
N
U
2
7
2
20
6
12
16
15
1
24
22
21
14
13
8
4
23
19
18
3
17
5
10
11
9
ITH
FG
SW
FB
GN
D
IS
+
IS
-
SG
VC
C
P
T+
P
T-
SLP
FS
/S
YN
C
RU
N/S
S
MO
DE
PG
ND
VIN
ND
RV
PG
OO
D
RE
GS
D
PH
AS
E
VS
+
VS
-
VS
OU
T
D
26
C
M
P
S
H
1-
4
op
t.
R
62
0o
h
m
s
C
83
10
pF
-I
TH
(
to
-
IT
H
M
S
TR
)
D
T2
8
1
6
3
4
5
J1
-2
2
1
J1
-8
8
R
78
T4
D
A
23
18
-A
LC
6
4
3
1
P
1-
3
3
C
29
4.
7n
F
P
A
13
82
.6
50
1.
5n
F
C
66
*
20
0V
P
1-
5
5
-V
O
U
T
R
56
10
0
R
58
5.
1K
*
10
0p
F
33
0
D
24
C
M
P
S
H
1-
4
R
81
15
0
R
22
15
.0
K
6
Q
28
F
D
C
25
12
3
4
1
2
5
6
68
0p
F
7.
50
Q
23
,Q
24
op
t.
-V
O
U
T
J1
-6
6
R
52
*
1/
4W
-V
IN
R
84
*
C
2
2.
2u
F
10
0V
5.
1
2.
2K
V
E
R
S
IO
N
D
27
B
A
S
21
-V
IN
(
to
M
S
TR
)
E
4
Q
25
F
M
M
T7
18
R
10
7
Q
30
2N
70
02
1
2
3
4
P
1-
11
11
C
84
0.
1u
F
L6
*
2
4
1
5
S
Y
N
C
(
to
S
Y
N
C
M
S
TR
)
47
pF
R
76
S
i7
45
0D
P
C
Q
23
4
5
2
3
6
7
8
1
C
75
*
T1
*
7
2
4
11
3
8
10
5 6
1
J1
-3
3
E
3
C
34
*
3.
3V
@
50
A
S
G
R
73
0o
h
m
s
S
S
P
(
to
S
S
P
M
S
TR
)
R
68
*
C
70
*
0
C
5
10
0V
2.
2u
F
P
1-
4
4
C
72
0.
1u
F
S
S
S
(
to
S
S
S
M
S
TR
)
S
i7
33
6A
D
P
P
A
09
55
(6
:6
:2
:1
)
S
G
S
W
P
1-
1
1
J1
-4
4
R
74
O
P
T
Q
11
4
5
2
3
6
7
8
1
C
67
*
25
V
P
1-
7
7
68
uF
,
16
V
-V
O
U
T
IS
+
D
31
*
+
C
31
*
R
46
60
4
R
66
10
0K
24
0
0.
01
5
C
33
Q
14
*
4
5
2
3
6
7
8
1
R
24
*
1/
4W
R
63
10
0K
V
C
C
10
V
au
x
R
29
10
0K
R
76
*
-V
O
U
T
(t
o
M
S
TR
)
22
uF
R
78
*
R
18
36
5K
C
3
2.
2u
F
10
0V
T4
c
on
ne
ct
io
n
fo
r
A
-A
S
W
-V
in
(
to
M
S
TR
)
9.
53
C
70
op
t.
10
uF
C
C
78
4.
7n
F
D
31
H
A
T2
24
4W
P
S
i7
33
6A
D
P
15
nF
J1
-1
1
11
R
10
7
*
-V
O
U
T
R
70 0
C
86
68
pF
+V
in
(
to
M
S
TR
)
1.
5n
F
C
69
*
10
0V
C
31
,C
68