TDA7850
Block diagram and application circuit
1
Block diagram and application circuit
1.1
Block diagram
Figure 1.
Block diagram
Vcc1
Vcc2
470μF
100nF
ST-BY
MUTE
HSD
HSD/VOFF_DET
OUT1+
IN1
IN2
IN3
IN4
OUT1-
0.1μF
0.1μF
0.1μF
0.1μF
PW-GND
OUT2+
OUT2-
PW-GND
OUT3+
OUT3-
PW-GND
OUT4+
OUT4-
PW-GND
AC-GND
0.47μF
SVR
47μF
TAB
S-GND
D94AU158D
1.2
Standard test and application circuit
Figure 2.
Standard test and application circuit
C8
C7
0.1μF
2200μF
Vcc1-2
Vcc3-4
6
20
R1
10K
R2
ST-BY
MUTE
4
9
8
7
C9
1μF
OUT1
22
47K
C1
C10
1μF
5
2
3
OUT2
OUT3
OUT4
IN1
IN2
IN3
IN4
11
12
15
0.1μF
17
18
19
C2 0.1μF
C3 0.1μF
C4 0.1μF
21
24
23
14
13
S-GND
16
10
25
1
SVR
HSD
TAB
C5
0.47μF
C6
D95AU335B
47μF
5/18
STMICROELECTRONICS [ ST ]
