Datasheet

TDA7850 Block diagram and application circuit
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1 Block diagram and application circuit
1.1 Block diagram
Figure 1. Block diagram
1.2 Standard test and application circuit
Figure 2. Standard test and application circuit
IN1
0.1μF
MUTE
ST-BY
IN2
0.1μF
OUT1+
OUT1-
OUT2+
OUT2-
PW-GND
IN3
0.1μF
IN4
0.1μF
OUT3+
OUT3-
OUT4+
OUT4-
PW-GND
PW-GND
PW-GND
D94AU158D
AC-GND
0.47μF47μF
SVR TAB S-GND
Vcc1 Vcc2
100nF470μF
HSD/V
OFF_DET
HSD
IN1
0.1μF
C9
1μF
IN2
C2 0.1μF
OUT1
OUT2
IN3
C3 0.1μF
IN4
C4 0.1μF
OUT3
OUT4
D95AU335C
C5
0.47μF
C6
47μF
SVR TAB
Vcc1-2
Vcc3-4
C8
0.1μF
C7
2200μF
C10
1μF
ST-BY
R1
10K
R3
*)
R2
47K
MUTE
C1
14
15
12
11
22
4
13
S-GND
16 10 25 1
HSD/OD
620
9
8
7
5
2
3
17
18
19
21
24
23
*) R3 = 10kΩ to be placed when pin 25 is used as offset detector.
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