Sanyo DWM-400, Service Manual

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IC101 KA5M02659RN (Power Switch)
IC BLOCK DIAGRAM & DESCRIPTION
IC001 IMP809SEUR-T (3 pin Power supply Supervisor)
IC005 B1117N-2.85 (Regulator)
IC004 RC4558 (Ope. Amp.)
IMP809
(IMP810)
GND
(RESET) RESET
V
CC
3
1
2
1
2
3
4
8
7
6
5
1OUT
1IN
-
1IN+
V
CC
-
V
CC
+
2OUT
2IN-
2IN+
2
1
3
4
8
7
6
5
8-Pin Sur face M ount
Top View
ADJ
OUT
OUT
N.C.
IN
NC 2
1
3
4
8
7
6
5
8-Pin Sur face M ount
Top View
IN
IN
2
1
3
4
8
7
6
5
8-Pin Sur face M ount
Top View
ADJ
OUT
OUT
N.C.
IN
NC 2
1
3
4
8
7
6
5
8-Pin Sur face M ount
Top View
IN
IN
Front
TO-252
ADJ/GN
V
IN
V
OUT
1 2 3
IN
OUT Adj/GND
Tab V
OUT
Fr ont View
SOT - 223
IN
OUT Adj/GND
Tab V
OUT
Fr ont View
SOT - 223
V
POWER
OUTPUT
1
2
3
4
5
V
CONTROL
ADJ/GND.
SENSE
TO-263-5 Package
V
POWER
V
POWER
OUTPUT
1
2
3
4
5
V
CONTROL
V
CONTROL
ADJ/GND.
SENSE
TO-263-5 Package
Ta b V
OUT
SOT -223
V
OUT
Front View
SOT -223-5
4 1 5 2 3
#1 Se nse
#2 Adj/GND
#3 O UT
#4 C ont rol
#5 V
IN
V
OUT
SOT -223
V
OUT
Front View
SOT -223-5
4 1 5 2 3
#2 Adj/GND
#3 O
#5 V
IN
uA
V
CC
32V
5 A
5V
2.5R
1R
1mA
0.1V
+
OVER VOLTAGE S/D
+
7.5V
27V
Thermal S/D
S
R
Q
Power on reset
+
L.E.B
S
R
Q
OSC
5V
Vref
Internal
bias
Good
logic
SFET
DRAIN
GND
FB
Soft Start
9V
IC113 BA6287FE2 (Moter Driver)
IC114,115 B1117N-2.85 (Regulator)
2
1
3
4
8
7
6
5
8-Pin Sur face M ount
Top View
ADJ
OUT
OUT
N.C.
IN
NC 2
1
3
4
8
7
6
5
8-Pin Sur face M ount
Top View
IN
IN
2
1
3
4
8
7
6
5
8-Pin Sur face M ount
Top View
ADJ
OUT
OUT
N.C.
IN
NC 2
1
3
4
8
7
6
5
8-Pin Sur face M ount
Top View
IN
IN