TDA7560 Datasheet, PDF (7/10 Pages) STMicroelectronics – 4 x 45W QUAD BRIDGE CAR RADIO AMPLIFIER PLUS HSD

Figure 9. Distortion vs. frequency.
THD (%)
10
1
Vs =14.4 V
RL= 2 Ohm
Po= 8 W
0.1
0.01
0.001
10
100 _{f (Hz)} 1000
10000
TDA7560
Figure 10. Crosstalk vs. frequency.
CROSSTALK (dB)
90
80
70
60
50 _{RL= 4 Ohm}
Po= 4 W
40 _{Rg= 600 Ohm}
30
20
10
100
1000
f (Hz)
10000
Figure 11. Supply voltage rejection vs. fre-
quency.
SVR(dB)
100
90
80
70
60
50
Rg= 600 Ohm
40 _{Vripple= 1 Vrms}
30
20
10
100
1000
f (Hz)
10000
Figure 12. Output attenuation vs. supply
voltage.
OUT ATTN (dB)
0
RL= 4 Ohm
-20
Po= 4 W ref.
-40
-60
-80
-100
5
6
7
8
9
10
Vs (V)
Figure 13. Output noise vs. source resistance.
En (uV)
130
120
110 ^{Vs= 14.4V}
100 ^{RL= 4 Ohm}
90
80
70
60
50
40
30
20
1
10
22-22KHz lin.
”A” wgtd
100 1000 10000 100000
Rg (Ohm)
Figure 14. Power dissipation & efficiency vs.
output power (sine-wave operation)
Ptot (W)
90
n (%)
90
80
n
80
70 ^Vs=13.2V
70
RL=4 x 4 Ohm
60 _{f= 1 KHz SINE}
60
50
50
40
40
30
30
Ptot
20
20
10
10
0
0
0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30
Po (W)
7/10