30
IC BLOCK DIAGRAMS
IC, HEF4052
IC, TDA9309
IC, TDA1013B
Y3
Y1
Y
Y2
Y0
X
X3
X0
X1
X2
UNIT
CONTROL
VSS
VEE
VDD
16
15
14
13
12
10
9
11
8
7
6
5
4
3
2
1
GND
STAGE SUPPLY
OUTPUT
OUTPUT
INVERTING
SUPPLY
VOLTAGE
INPUT
INPUT
NON-INVERTING
GENERATOR
FLYBACK
PROTECTION
THERMAL
POWER
AMPLIFIER
-
+
7
6
5
4
3
2
1
9
8
7
6
5
4
3
2
9
8
7
6
5
4
3
2
1
GND
GND
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