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TDA7292 Datasheet(PDF) 15 Page - STMicroelectronics

Part # TDA7292
Description  40 W 40 W stereo amplifier with mute and standby
PDF  22 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7292 Datasheet(HTML) 15 Page - STMicroelectronics

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TDA7292
Applications information
Doc ID 15775 Rev 5
15/22
Table 6.
Recommended values
Component
Recommended
value
Purpose
Larger than
recommended
value
Smaller than
recommended
value
R1
10 k
Ω
Mute circuit
Decrease in DZ
biasing current
-
R2
15 k
Ω
Mute circuit
VPIN5 shifted
downwards
VPIN5 shifted
upwards
R3
47 k
Ω
Mute circuit
VPIN5 shifted
upwards
VPIN5 shifted
downwards
R4
15 k
Ω
Mute circuit
VPIN5 shifted
upwards
VPIN5 shifted
downwards
R5, R8
18 k
Ω
Closed-loop gain
setting (1)
1.
Closed-loop gain must be >29 dB
Increase in gain
-
R6, R9
560
Ω
Decrease in gain
-
R7, R10
4.7
Ω
Frequency stability
Danger of oscillation
Danger of oscillation
C1, C2
1
μF
Input AC coupling
-
Higher low-
frequency cutoff
C3
1 µF
Standby/mute time
constant
Larger on/off time
Smaller on/off time
C4, C6
1000
μF
Supply voltage
decoupling
-
Danger of oscillation
C5, C7
0.1
μF
Supply voltage
decoupling
-
Danger of oscillation
C8, C9
0.1
μF
Frequency stability
-
-
Dz
5.1 V
Mute circuit
-
-
Q1
BC107
Mute circuit
-
-



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