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TDA7850 Datasheet(PDF) 4 Page - STMicroelectronics

Part No. TDA7850
Description  4 x 50 W MOSFET quad bridge power amplifier plus HSD
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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TDA7850 Datasheet(HTML) 4 Page - STMicroelectronics

 
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TDA7850
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Figure 1.
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Figure 2.
Standard test and application circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Figure 3.
Pin connection (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Figure 4.
Components and top copper layer of the Figure 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 5.
Bottom copper layer Figure 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 6.
Quiescent current vs. supply voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 7.
Output power vs. supply voltage (RL = 4Ω) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 8.
Output power vs. supply voltage (RL = 2Ω) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 9.
Distortion vs. output power (RL = 4Ω). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 10.
Distortion vs. output power (RL = 2Ω). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 11.
Distortion vs. frequency (RL = 4Ω) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 12.
Distortion vs. frequency (RL = 2Ω) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 13.
Crosstalk vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 14.
Supply voltage rejection vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 15.
Output attenuation vs. supply voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 16.
Power dissipation & efficiency vs. output power (RL = 4Ω, SINE) . . . . . . . . . . . . . . . . . . . 12
Figure 17.
Power dissipation & efficiency vs. output power (RL = 2Ω, SINE) . . . . . . . . . . . . . . . . . . . 12
Figure 18.
Power dissipation vs. output power (RL = 4Ω, audio program simulation) . . . . . . . . . . . . . 13
Figure 19.
Power dissipation vs. output power (RL = 2Ω, audio program simulation) . . . . . . . . . . . . . 13
Figure 20.
ITU R-ARM frequency response, weighting filter for transient pop. . . . . . . . . . . . . . . . . . . 13
Figure 21.
Flexiwatt25 (vertical) mechanical data and package dimensions . . . . . . . . . . . . . . . . . . . . 15
Figure 22.
Flexiwatt25 (horizontal) mechanical data and package dimensions. . . . . . . . . . . . . . . . . . 16


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