
IRDC3046
4
Rev. 1.0
05/22/02
www.irf.com
SCHEMATIC
Figure 3 - Schematic of evaluation-board for IRU3046.
IR
U
3046E
V
A
L
IR
U
3046E
V
A
L
11
Ti
tl
e
S
iz
e
Do
c
u
m
e
n
t Nu
m
b
e
r
Re
v
Da
te
:
S
h
e
e
t
of
12
V
5V
AT
XO
N-
+5V
+12V
GND
LDO
IN
LDO OUT
PGD
GND
SYNC
GND
GND
GND
+VO
U
GN
D
D5
V
VD
S2
D1
2
V
Co
m
p
1
Rt
Fb
1
Fb
2
HD
rv
1
LD
rv
1
HD
rv
2
Vc
3
LD
rv
2
Fb
3
LD
O
o
u
t
+3
.3
V
+5
V
PG
o
o
d
PG
o
o
d
Co
m
p
2
+1
2
V
VD
S1
SS
SY
N
C
Q5
IR
F
7
4
5
7
8
7
5
6
1
2
3
4
C2
7
OP
E
N
C2
8
OP
E
N
+
C1
33
uF
,1
6V
,T
a
n
ta
lu
m
+
C2
3
3
u
F
, 16
V
, T
a
nt
al
u
m
C2
4
22
00
pF
Q1
IR
F
7
4
6
0
8
7
5
6
1
2
3
4
C1
6
OP
E
N
L4
3.
3u
H
R3
5
m
O
h
m
s
, 1
W
, 1
%
+
C1
0
15
0u
F
, 6.
3V
, 4
0
m
O
h
m
, P
o
s
C
a
p
R9
OP
E
N
L3
2.
2u
H
Q4
IR
F
7
4
6
0
8
7
5
6
1
2
3
4
C1
5
1u
F
R1
2
1.
00
k
, 1%
R8
20
0O
hm
,1
%
C3
0
.1
u
F
+
C1
1
+
C1
2
+
C1
9
+
C2
0
+
C2
1
15
0u
F
,6.
3
V
, 40
m
O
h
m
, P
o
s
C
ap
C
2
6
4
70
pF
C
1
4
4
70
pF
R5
4.
7O
hm
D4
BA
T
5
4
A
3
1
2
+
C4
47
uF
,1
6V
, P
o
s
C
a
p
+
C5
33
0u
F
, 6.
3V
, P
o
s
C
a
p
C9
1
u
F
,2
5
V
R1
8
2
.1
5
Oh
m
R1
5
2.
15
O
h
m
R4
2
.1
5
O
h
m
R7
1.
00
k
, 1%
R2
2.
15
O
h
m
R1
0
1.
00
k
,1
%
C2
9
0.
1u
F
R1
9
4.
7O
hm
+
C1
3
4
7
u
F
, T
a
nt
al
u
m
+
C1
8
47
uF
, T
a
n
ta
lum
R2
0
OP
E
N
R6
1
0
Oh
m
C1
7
O
P
E
N
C8
1u
F
C7
1u
F
JP
4
TB
4
1
2
3
4
JP
3
AT
X
C
O
N
N
EC
T
O
R
3.
3V
1
3.
3V
2
3.
3V
3
-1
2
V
4
GN
D
5
GN
D
6
+5
V
7
ON
8
GN
D
9
GN
D
10
+5
V
11
GN
D
12
GN
D
13
GN
D
14
PG
15
-5
V
16
+5
V
s
b
+5
V
18
+1
2
V
19
+5
V
20
JP
2
TB
2
1
2
R1
0O
h
m
C6
1u
F
C2
3
1
u
F
R1
7
5
m
Oh
m
, 1
W
,
1
%
D5
OP
E
N
1
2
D3
OP
E
N
1
2
Q3
IR
LR
27
03
1
3
2
C3
0
1u
F
R1
1
O
P
E
N
R1
3
15
k
D2
BA
T
5
4
A
3
1
2
JP
1
TB
2
1
2
JP
5
TB
2
1
2
JP
6
TB
2
1
2
C2
2
O
P
E
N
C3
4
68
00
pF
+
C3
1
33
0u
F
, 6.
3V
, P
o
s
C
a
p
+
C3
2
4
7
u
F
, 16
V
, P
o
s
c
ap
C3
3
O
P
E
N
D1
BA
T
5
4
S
3
2
1
R1
6
29
.4
K
Q2
IR
F
7
4
5
7
8
7
5
6
1
2
3
4
R2
1
16
.5
K
L1
1u
H
L2
1u
H
JP
7
TB
3
1
2
3
U1
IRU3
04
6CF
HD
rv
1
15
LD
rv
1
14
PG
n
d
12
Vr
e
f
1
Vp
2
2
Fb
1
21
Fb
2
3
HD
rv
2
10
LD
rv
2
11
Gn
d
24
VcH
2
9
VcH
1
16
VcL
13
Vc
c
4
Vc
c
L
D
O
17
Vs
s
N
S3
3
22
V
out
3
18
Fb
3
19
Rt
7
SY
N
C
8
Co
m
p
1
5
Co
m
p
2
6
PG
o
o
d
23
SS
20
J2
TP
1
2
3
4
5
J1
TP
1
2
3
4
5
J3
TP
1
2
3
4
5