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TDA7499SASTMN/a40avai6W+6W STEREO AMPLIFIER WITH MUTE & ST-BY


TDA7499SA ,6W+6W STEREO AMPLIFIER WITH MUTE & ST-BYFEATURES Figure 1. Package■ WIDE SUPPLY VOLTAGE RANGE UP TO +18V■ 6+6W @THD = 10%, R = 8Ω , V = ±10 ..
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TDA7499SA
6W+6W STEREO AMPLIFIER WITH MUTE & ST-BY
1/11
TDA7499SA

August 2004
1FEATURES
WIDE SUPPLY VOLTAGE RANGE UP TO
+18V 6+6W @THD = 10%, RL= 8Ω, VS = ±10V NO POP AT TURN-ON/OFF MUTE (POP FREE) STAND-BY FEATURE (LOW Iq) SHORT CIRCUIT PROTECTION TO GND THERMAL OVERLOAD PROTECTION CLIPWAT11 PACKAGE
2DESCRIPTION

The TDA7499SA is class AB power amplifier assem-
bled in the @ Clipwatt 11 package, specially de-
signed for high quality sound application as Hi-Fi
music centers and stereo TV sets.
The TDA7499SA is pin to pin compatible with
TDA7269, TDA7269A, TDA7269SA, TDA7269ASA,
TDA7265, TDA7499.
PRODUCT PREIEW

6W+6W STEREO AMPLIFIER WITH MUTE & ST-B
Figure 2. Block Diagram

Rev. 2
TDA7499SA
Table 2. Absolute Maximum RatingS
Figure 3. Pin Connection (Top view)
Table 3. Thermal Data
Figure 4. Single Supply Application
3/11
TDA7499SA
Table 4. Electrical Characteristcs (Refer to the test circuit VS = ±10V; Rs = 50Ω; GV = 30dB, f = 1KHz;

Tamb = 25°C, unless otherwise specified)
TDA7499SA MUTE STAND-BY FUNCTION
The pin 5 (MUTE/STAND-BY) controls the amplifier status by two different thresholds, referred to +VS. When Vpin5 higher than = +VS -2.5V the amplifier is in Stand-by mode and the final stage generators
are off. When Vpin5 between = +VS -2.5V and VS -6V the final stage generators are switched on and the am-
plifier is in mute mode. When Vpin5 lower than = +VS -6V the amplifier is play mode.
Figure 5.
5/11
TDA7499SA
Figure 6. Test and Application Circuit (Stereo Configuration) APPLICATION SUGGESTIONS

(Demo Board Schematic)
The recommended values of the external components are those shown the demoboard schematic different val-
ues can be used, the following table can help the designer.
(*) Closed loop gain has to be ≥25dB
TDA7499SA PC BOARD
Figure 7. Evaluation Board Top Layer Layout
Figure 8. Evaluation Board Bottom Layer Layout
Figure 9. Component Layout
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