International Rectifier IRAUDAMP17, Reference Design

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IRAUDAMP17 REV
1.1
Schematic
Fig 10
+B
VAA
R3
0
4.
7
R
C2
5
0.1u
F
R4
1
1R
C1
5
1
n
F
C2
7
0.1uF
,100V
S
C
H
_
D
B
_4
302
R
e
v1.2
D1
+B
SD
VC
C
VS
S
R3
1
4.
7
R
C2
6
0.1u
F
R4
2
1R
C1
7
1nF
C1
8
10uF
,16V
C2
8
0.1uF
,100V
C6 2.2nF
,50V
C1
1
2
.2nF
,50V
C9
2.2nF
,50V
C1
4
2.2nF
,5
0V
D2 1N
4148
R2
8
4.7R
R3
2
33
K
D4 1N
41
48
IN-2
3
CO
M
P
2
2
CL
IP
1
NC
30
VP2
24
VS2
25
GN
D
5
VS
1
20
CSH 2
27
CSH 1
16
VB1
17
IN+
1
8
VN2
22
NC
29
VP1
19
VS
2
23
COM
15
VS1
18
VS
S
6
IN-1
9
CO
M
P
1
10
IN+
2
4
CS
D
11
F
AUL
T
12
NC
13
VCC
14
VN1
21
VB2
26
COM
28
VA
A
7
-B
31
O O
IC
1
IR
4302
C
5
1
0uF
,10
V
C1
0
10uF
,10
V
R2
7
10K
VA
A
DS
1 DS
2
R2
6
10K
VA
A
D3 1N
4148
D5 1N
41
48
R3
3
33
K
C1
9
0.1uF
,50
V
R2
9
10K
DS
3
R3
5
1k 1
W
1
2
3
M
JD
4
4H
11T
4
G
Q1
R3
4
9
.1
k
Z3
11V
CP
5
22
uF
+B
R4
0
9
.1
k
L1
22uH
R45 2.2 k
R4
3
10
, 1W
C3
1
0.47u
F
, 400V
LC
H
D6
C
T
_
P
GND
1 2
P1
D7
C3
3
0.1u
F
, 63V
L2
22uH
R46 2.2 k
R4
4
10
, 1W
C3
2
0.47u
F
, 400V
RCH
C
T
_
P
GND
1 2
P2
C3
4
0.1u
F
, 63V
D9 D8
CT
_
S
G
N
D
C1
2
2.2n
F
,50V
R1
9
180R
R2
4
180R
C7
2.
2
n
F
,5
0V
R2
2
180R
VS
S
R2
1
180R
C1
3
2.2n
F
,50V
R2
0
180R
R2
3
180R
C8
2.
2
n
F
,5
0V
R1 100 k
R3 330
C1 1nF
R4 330
C2 1nF
R1
1
*3.01
k 1%
R1
2
*3.01
k 1%
C
T
_
S
GND
C
T
_
S
GND
INP
U
T
G
N
D
R2 100k
R5 330
C3 1nF
R6 330
C4 1nF
R1
3
*3.01
k 1%
R1
4
*3.01
k 1%
C
T
_
S
GND
C
T
_
S
GND
C3
8
220
0
uF
, 63V
R48 10k, 1/2W R49 10k, 1/ 2W
C3
6
0.1uF
,100V
+ -
C3
7
0.1uF
,100V
+B
GND
C3
9
220
0
uF
, 63V
+B
GND
1 2
P3
R5
3
10k
Z4 56V
Z5 *3
6V
R5
1
47k
R5
2
10k
R5
5
47k
R5
6
10k R5
7
47k
1
2 3
5
4 6
S1 SW
S
P
D
T
C3
5
0.1
u
F
Q2
MMB T5 55 1
Q3
MM BT 5551
+B
SD
OVP
UVP
+B
GND
GND
OF
F
ON
C
T
_
S
GND
CT
_
P
G
N
D
CT
_
P
G
N
D
GND
GND
IN
P
U
T
GN
D
R5
0
10R
0
CT
_
P
G
N
D
GN
D
R9
*390R
1W
R8
*390R
1W
R1
0
*390R
1W
R7
*390R
1W
Z1
5.1V
GND
Z2
5.1V
+B
R4
7
NM
GN
D
+B
GN
D
GN
D
R2
5
47
K
D1
0
R1
5
68k 1%
R1
6
68k 1%
R1
7
68k 1%
R1
8
68k 1%
Cl
a
ss
D,
A
M
P
1
7
S
ch
e
m
a
ti
c
CP
1
2.2uF
CP
2
2.2uF CP
3
2.2uF
CP
4
2.2uF
2
1
3
5 4
CN
1
C1
6
22
uF
, 16V
C2
0
0.1uF
,5
0V
R4
7
R5
0
Si
ng
le
Su
p
pl
y
N
ot
m
ount
ed
10 O
hm
D
ua
l S
uppl
y
10 O
h
m
N
ot
m
ount
ed
P
ow
er
S
uppl
y
V
ol
ta
ge
R
ange
W
ith
H
ea
ts
in
k
3
90ohm
36V
W
ith
o
ut H
ea
ts
in
k
24
0 O
hm
27V
4
0-
52V
30
-42V
R7
,R
8,
R9
,R
10
Z5
*