Pioneer DVH-P5000MPUC Service Manual page 112

1
QQ
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A
V
REF
B
U.V.L.O.
OSC
C
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SM5304AV
D
VIN
1
DISABLE
2
RFC
3
VCC
4
E
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112
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2
Latch
_
Unlatch pro.
+
Short pro
Unlatch pro.
_
+
On/
Off
8th Other
8
LPF
7
6
Buffer
5
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2
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3
Error amp.
_
+
PWM1
+
_
+
_
+
+
+
_
+
PWM2
_
+
Error amp.
Q Q
3 6 7
* S-875041BUP-ABC
GSEL
1
VF
VOUT
VOUT
GND
2
VSS
3
CD
u163
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DVH-P5000MP/UC
3
4
2 9 9 4
8
1 3 1 5 0 5 8 2 9
Short-circuit
Protection Circuit
Voltage
Regulator
Voltage Detection
Circuit
Delay
Circuit
m
co
.
4
2 8
9 9
9 4 2 8 9 9
5
VIN
4
VOR