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TDA7389A

P1-P3P4-P6P7-P9P10-P12P13-P14
List of figures TDA7389A
4/14
List of figures
Figure 1. Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Figure 2. Pin connection (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Figure 3. Quiescent current vs. supply voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Figure 4. Quiescent output voltage vs. supply voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Figure 5. Output power vs. supply voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Figure 6. Maximum output power vs. supply voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Figure 7. Distortion vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Figure 8. Distortion vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Figure 9. Supply voltage rejection vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 10. Crosstalk vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 11. Output noise vs. source resistance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 12. Power dissipation and efficiency vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 13. ITU R-ARM frequency response, weighting filter for transient pop. . . . . . . . . . . . . . . . . . . . 9
Figure 14. Test and application circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 15. Flexiwatt27 mechanical data and package dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Obsolete Product(s) - Obsolete Product(s)
TDA7389A Pin connection and block diagrams
5/14
1 Pin connection and block diagrams
Figure 1. Block diagram
Figure 2. Pin connection (top view)
IN1
MUTE
ST-BY
IN2
OUT1+
OUT1-
OUT2+
OUT2-
PW-GND
IN3
IN4
OUT3+
OUT3-
OUT4+
OUT4-
PW-GND
PW-GND
PW-GND
D05AU1613
AC-GND SVR TAB S-GND
Vcc1 Vcc2
CD
OFFSET
DETECTOR
FLEX27_O
OFF.DET
TAB
TAB
1
27
P-GND2
OUT2-
ST-BY
OUT2+
V
CC
OUT1-
P-GND1
OUT1+
SVR
IN1
IN2
S-GND
IN4
IN3
AC-GND
OUT3+
P-GND3
OUT3-
V
CC
OUT4+
MUTE
OUT4-
P-GND4
CD
Obsolete Product(s) - Obsolete Product(s)
Electrical specifications TDA7389A
6/14
2 Electrical specifications
2.1 Absolute maximum ratings
2.2 Thermal data
2.3 Electrical characteristics
Table 2. Absolute maximum ratings
Symbol Parameter Value Unit
V
S
Operating supply voltage 18 V
V
S (DC)
DC supply voltage 28 V
V
S (pk)
Peak supply voltage (t = 50ms) 50 V
I
O
Output peak current:
Repetitive (duty cycle 10% at f = 10Hz)
Non repetitive (t = 100s)
4.5
5.5
A
P
tot
Power dissipation, (T
case
= 70°C) 80 W
T
j
Junction temperature 150 C
T
stg
Storage temperature – 55 to 150 C
Table 3. Thermal data
Symbol Parameter Value Unit
R
th j-case
Thermal resistance junction to case max. 1 °C/W
Table 4. Electrical characteristics
(V
S
= 14.4V; f = 1KHz; R
g
= 600; R
L
= 4; T
amb
= 25°C; Refer to the test and application
diagram (Figure 14), unless otherwise specified.)
Symbol Parameter Test condition Min. Typ. Max. Unit
I
q1
Quiescent current R
L
= 150 350 mA
V
OS
Output offset voltage Play Mode ±80 mV
dV
OS
During mute on/off output
offset voltagef
ITU R-ARM weighted
see Figure 13
-10 10
mV
During standby on/off output
offset voltage
-50 50
G
v
Voltage gain 25 26 27 dB
G
v
Channel gain unbalance ±1 dB
P
o
Output power THD = 10%; V
S
= 14.4V 26 28 W
P
o max
Max.output power
(1)
V
S
= 14.4V 41 45 W
Obsolete Product(s) - Obsolete Product(s)
P1-P3P4-P6P7-P9P10-P12P13-P14

TDA7389A

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Manufacturer:
STMicroelectronics
Description:
Audio Amplifiers 6 x 42W Quad Bridge Car-Radio Amplifier
Lifecycle:
New from this manufacturer.
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