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A
4
EXTERNAL POWER IN
INPUT 12V DC
3
2
+3.3VA
ANALOG GROUND
TEST POINT
TEST POINT
1
TP3
TP4
+3.3VA
A
B
P2
D 2
2
1
+ C 4
C 2 9
FM4001
470uF
0.1uF
1 6 V D C
+5.0V
3
1
+3.3V
GROUND
+3.3V
GROUND
TEST POINT
TEST POINT
TEST POINT
TP5
TP6
+3.3V
B
Figure A-17. POWER SUPPLIES
C
D 1
FM4001
+ 5 . 0 V _ U NI3
U 1 0
3
2
VIN
V O U T
L1
1
4
G N D
V O U T
F E R R I T E B E A D
MC33269DT-5.0
D 3
FM4001
U 1 1
V C C
2
VIN
V O U T
L4
4
G N D
V O U T
F E R R I T E B E A D
+
C 6
M C 33269DT-3.3
4 7 uF
1 0 V D C
L2
+3.3VA
F E R R I T E B E A D
C 3 0
0.1uF
L3
F E R R I T E B E A D
GROUND
TEST POINT
TP7
TP8
Title
P O W E R SUPPLIES
Document
Size
Number
B
Date:
C
D
+ 5 .0V
+
C 5
4 7 uF
R 7 8
1 0 V D C
470
POWER GOOD LED
L E D10
G R E E N L E D
+3.3V
3.3V AND 5.0V
REGULATOR
1 2
MC33269
DSP Standard Products Division
(480) 413-5090
63A10516S
Monday, October 16, 2000
Designer:
DSPD Design
D
E
4
3
2
4
3
2100 East Elliot Road
Tempe, Arizona 85284
1
FAX: (480) 413-2510
Rev.
1.0
Sheet
17
of
18
E
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