Datasheet

Characterization curves TDA7491LP
16/37 Doc ID 13541 Rev 5
Figure 11. Power supply rejection ratio vs. frequency
Figure 12. Power dissipation and efficiency vs. output power
Test Condition :
Vcc = 6.6V,
RL = 4 ohm,
Rosc =39kΩ, Cosc =100nF,
Vin=0,
Gv =30dB,
Tamb =25°C
Vr = 500mVrms
Fr = 100Hz
Frequency (Hz)
PSRR (dB)
Test Condition :
Vcc = 6.6V,
RL = 4 ohm,
Rosc =39kΩ, Cosc =100nF,
Gv =30dB,
Tamb =25°C
0
10
20
30
40
50
60
70
80
90
012345
0
0. 2
0. 4
0. 6
0. 8
1
1. 2
1. 4
1. 6
1. 8
2
Po per channel (W)
Efficiency (%)
Pd (W)