Ic801 (Lv5693P) - LG MAX220UB Service Manual

2. IC801 (LV5693P)

2-1. BLOCK DIAGRAM
V CC
Over
Voltage
Protection
CTRL1
CTRL2
CTRL3
GND
Start
up
Vref
OUTPUT
Control
Thermal
Shut Down
EXT
out
-
+
-
+
Ilim
-
+
-
+
-
+
-
+
2-15
AMP_HS-SW(V CC -1 V)
500 mA
ILM output (8.4 V)
500 mA
AUDIO output (8.4 V)
500 mA
V CC
Recommendation
FET:2SJ650
USB output (5 V)
1000 mA
CD output (8 V)
1300 mA
V CC 1
V CC
V DD output (5.7 V)
300 mA
DSP output (3.3)
300 mA