tda7296a STMicroelectronics, tda7296a Datasheet - Page 5

• Manufacturer Part Number: tda7296a
• Description: 70v - 60w Dmos Audio Amplifier With Mute/st-by
• Manufacturer: STMicroelectronics

APPLICATION SUGGESTIONS (see Test and Application Circuits of the Fig. 1)
The recommended values of the external components are those shown on the application circuit of Fig-
ure 1. Different values can be used; the following table can help the designer.
(*) R1 = R3 FOR POP OPTIMIZATION
(**) CLOSED LOOP GAIN HAS TO BE
COMPONENTS
C6, C8
C7, C9
R1 (*)
R3 (*)
R2
R4
R5
C1
C2
C3
C4
C5
SUGGESTED VALUE
1000 F
0.47 F
0.1 F
680
22 F
10 F
10 F
22 F
22k
22k
22k
10k
24dB
CLOSED LOOP GAIN
INPUT RESISTANCE
SUPPLY VOLTAGE
SUPPLY VOLTAGE
BOOTSTRAPPING
SET TO 30dB (**)
FEEDBACK DC
DECOUPLING
DECOUPLING
ST-BY TIME
ST-BY TIME
CONSTANT
MUTE TIME
CONSTANT
MUTE TIME
CONSTANT
CONSTANT
PURPOSE
INPUT DC
BYPASS
BYPASS
DECREASE OF GAIN INCREASE OF GAIN
INCREASE OF GAIN DECREASE OF GAIN
INCREASE INPUT
LARGER ST-BY
LARGER ST-BY
LARGER THAN
LARGER MUTE
LARGER MUTE
ON/OFF TIME
ON/OFF TIME
ON/OFF TIME
ON/OFF TIME
SUGGESTED
IMPRDANCE
DEGRADATION AT
DECREASE INPUT
LOW FREQUENCY
SMALLER THAN
SMALLER ST-BY
SMALLER MUTE
SMALLER MUTE
SMALLER ST-BY
ON/OFF TIME;
ON/OFF TIME;
OSCILLATION
OSCILLATION
ON/OFF TIME
HIGHER LOW
HIGHER LOW
ON/OFF TIME
SUGGESTED
FREQUENCY
FREQUENCY
IMPEDANCE
DANGER OF
DANGER OF
POP NOISE
POP NOISE
CUTOFF
CUTOFF
SIGNAL
TDA7296A
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