AOC 2036Va - Power Board

17
5.2 Power Board
DIM
ON/OFF
Feedback Circuit
Transformer
(T801)
MOSFET
(Q803)
PWM Control
AM9000ES
(U801)
+14.5V
EMI filter
Start Resistor
(R908)
PWM Control
LD7576
(
U901
)
Transformer
(T901)
AC input
+14.5V
+5V
Bridge Rectifier
and Filter
Rectifier diodes
Power Switch
(Q901)
Photocoupler
(U902)
Regulator
(U903)
Inverter
Connector
(
CN801, CN802
)
+5V
Audio Power Amplifier
APA2071JI
(U601)
CN601 (Phone Jack)
CN602