TDA7850 STMicroelectronics, TDA7850 Datasheet - Page 4

• Manufacturer Part Number: TDA7850
• Description: IC AMP QUAD BRIDGE FLEXIWATT25
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TDA7850

• Output Type: 4-Channel (Quad)
• Max Output Power X Channels @ Load: 85W x 4 @ 2 Ohm
• Voltage - Supply: 8 V ~ 18 V
• Features: Mute, Short-Circuit and Thermal Protection, Standby
• Mounting Type: Through Hole
• Package / Case: 25-Flexiwatt (bent and staggered leads)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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