TDA7375A Datasheet, PDF (4/14 Pages) STMicroelectronics – 2 x 37W DUAL/QUAD POWER AMPLIFIER FOR CAR RADIO

TDA7375A
STANDARD TEST AND APPLICATION CIRCUIT
Figure 1: Quad Stereo
ST-BY
IN FL
IN FR
IN RL
Note:
The output decoupling capacitors
(C9,C10,C11,C12) could be reducedto
1000µF if t he 2Ω operation is not
required.
IN RR
10K R1
C7
10µF
C1 0.22µF
C2 0.22µF
C4 0.22µF
C3 0.22µF
C8 47µF
7
4
5
12
11
6
8
Figure 2: Double Bridge
C6
100nF
VS
C5
1000µF
13
3
1
C10 2200µF
OUT FL
2
C9 2200µF
OUT FR
15
C11 2200µF
OUT RL
14
9
10 _{C12 2200µF}
DIAGNOSTICS
D94AU063A
OUT RR
10K R1
ST-BY
C5
10µF
C4
100nF
IN L
C1 0.47µF
IN R
C2 0.47µF
47
13
31
5
2
12
15
11
C8 47µF
6
8
9
14
10
DIAGNOSTICS
Figure 3: Stereo/Bridge
VS
C3
1000µF
OUT L
OUT R
D94AU064A
4/14
10K
ST-BY
IN L
0.22µF
IN L
0.22µF
IN BRIDGE
0.47µF
47µF
10µF
100nF
VS
1000µF
47
5
12
11
6
8
13
31
2200µF
OUT L
2
2200µF
OUT R
15
14
9
10
OUT
BRIDGE
DIAGNOSTICS
D94AU065A