TDA7850 Datasheet, PDF (5/18 Pages) STMicroelectronics – 4 x 50 W MOSFET quad bridge power amplifier plus HSD

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