TDA7566 Datasheet, PDF (6/19 Pages) STMicroelectronics – MULTIFUNCTION QUAD POWER AMPLIFIER WITH BUILT-IN DIAGNOSTICS FEATURES

TDA7566
Figure 2. Quiescent Current vs. Supply Voltage
Id (mA)
250
230
Vin = 0
210
NO LOADS
190
170
150
130
110
90
70
50
8
10
12
14
16
18
Vs (V)
Figure 5. Distortion vs. Output Power (4Ω)
THD (%)
10
Vs = 14.4 V
RL = 4 Ohm
1
f = 10 KHz
0.1
f = 1 KHz
0.01
0.1
1
10
Po (W)
Figure 3. Output Power vs. Supply Voltage (4Ω)
Po (W)
70
65
60
55
RL = 4 Ohm
50
f = 1 KHz
Po-max
45
THD= 10 %
40
35
30
25
20
THD= 1 %
15
10
5
8 9 10 11 12 13 14 15 16 17 18
Vs (V)
Figure 6. Distortion vs. Output Power (2Ω)
THD (%)
10
Vs = 14.4 V
RL = 2 Ohm
1
f = 10 KHz
0.1
f = 1 KHz
0.01
0.1
1
10
Po (W)
Figure 4. Output Power vs. Supply Voltage (2Ω)
Po (W)
80
75
70
65
60
RL = 2 Ohm
55
f = 1 KHz
50
45
40
35
30
25
20
15
10
5
8
9
10
11
12
Vs (V)
Po-max
THD= 10 %
THD= 1 %
13 14 15 16
Figure 7. Distortion vs. Frequency (4Ω)
THD (%)
10
Vs = 14.4 V
RL = 4 Ohm
Po = 4 W
1
0.1
0.01
10
100
1000
f (Hz)
10000
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