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Description of major ICs
AN80T05LF (IC961) : Regulator
1.Terminal layout & Block diagram
Reference Voltage
Thermal
Protection
Pre
Drive
TE
L 13942296513
1
2
ILL
MODE2 MODE1
10V
2.Pin function
Pin
Symbol
No.
1
ILL
2
MODE2
3
MODE1
4
STB
5
VDD
6
AMP
7
VCC
8
ANT
9
COM
10
AM
11
FM
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12
GND
.
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ASO & Peak
Current Protection
AMP
Pre
Drive
3
4
5
STB
VDD
5.6V
10V power supply for illumination.
When 5V is input,becomes AM. and the antenna output is turned on.
When 5V is input,becomes AM. and the output of FM is switched.
When 5V is input, outputs to ILL,COM,and AMP. It is 0V usually.
5.6V power supply.
Power supply supply to remote amplifier
Back up. connects with ACC with it.
Power supply supply to auto antenna.
8.7V power supply.
The power supply of 8.7V to AM.
The power supply of 8.7V to FM.
Ground
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ao
u163
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i
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2 9
8
Pre
Out
Drive
AMP
Q Q
Out
3
6 7
1 3
6
7
8
AMP
VCC
ANT
COM
Function
.
KS-FX473R/KS-FX470R
9 4
2 8
Pre
Drive
Drive
1 5
0 5
8
2 9
9 4
9
10
11
AM
FM
GND
8.7V
8.7V
8.7V
m
co
9 9
Pre
2 8
9 9
12
1-17
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