MX-J170V
1-40
TDA7073A(IC805) : Dual BTL power driver
2. Pin function
3. Block diagram
Symbol
Pin No.
Function
IN1-
1
negative input 1
IN1+
2
positive input 1
n.c.
3
not connected
n.c.
4
not connected
V
P
5
positive supply voltage
IN2+
6
positive input 2
IN2-
7
negative input 2
n.c.
8
not connected
OUT2+
9
positive output 2
GND2
10
ground 2
n.c.
11
not connected
OUT2+
12
negative output 2
OUT1-
13
negative output 1
GND1
14
ground 1
n.c.
15
not connected
OUT1+
16
positive output 1
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
TDA7073A
TDA7073AT
OUT1+
GND1
P
V
n.c.
IN1–
IN1+
n.c.
OUT1 –
OUT2 –
n.c.
GND2
OUT2 +
n.c.
n.c.
IN2 –
IN2 +
1. Pin layout
positive input 1
5
2
VP
1
16
I + i
13
I – i
negative input 1
positive output 1
negative output 1
positive input 2
6
7
12
9
I + i
I – i
negative input 2
10
positive output 2
negative output 2
14
ground 1
n.c.
ground 2
3, 4, 8, 11, 15
ΙΙ
Ι
SHORT - CIRCUIT AND
THERMAL PROTECTION
Summary of Contents for MX-J170V
Page 32: ...MX J170V 1 32 LA1837 TIC1 FM IF DET AM RF IF DET ...
Page 33: ...MX J170V 1 33 LC75341 FIC1 Function ...
Page 45: ...A B C 1 2 3 4 5 MX J170V 2 1 Block diagrams Main section ...
Page 52: ...H A B C D E F G 1 2 3 4 5 2 8 MX J170V Main board Printed circuit boards ...
Page 53: ...A B C D E F G 1 2 3 4 5 2 9 MX J170V Front board ...
Page 54: ...H A B C D E F G 1 2 3 4 5 2 10 MX J170V MIC Headphone board CD servo board ...
Page 55: ...A B C D E F G 1 2 3 4 5 2 11 MX J170V Tuner board ...
Page 56: ...H A B C D E F G 1 2 3 4 5 2 12 MX J170V TOP View BOTTOM View VCD board VCD power board ...
Page 58: ...MX J170V 3 2 MEMO ...