TDA7265B Datasheet, PDF (8/18 Pages) STMicroelectronics – 30 W + 30 W stereo amplifier with mute and standby

Typical operating characteristics
3
Typical operating characteristics
TDA7265B
Figure 3. Quiescent current vs. supply
voltage
Figure 4. Frequency response
Iq (mA)
55
50
Iq+
45
40
Iq-
35
30
8 10 12 14 16 18 20 22 24 26 28 30 32 34
Vs (+/-V)
Ampl (dB)
+5
+4
Vs=+/-23V
+3
Rl = 8 Ohm
+2
0dB = 1W
+1
+0
-1
-2
-3
-4
-5
10 20
50 100 200 500 1k 2k 5k 10k 20k 50k
Freq(Hz)
200k
Figure 5. THD vs. output power
Figure 6. Output power vs. supply voltage
THD (%)
10
5
2
1
0.5
Vs= +/-23V
Rl= 8 Ohm
0.2
0.1
0.05
f = 1KHz
0.02
0.01
100m
200m
500m
f = 15KHz
1
2
5
Pout (W)
10
20
40
Pout (W)
50
45
Rl = 8 Ohm
40
f = 1Kz
35
30
THD=10%
25
20
15
10
THD=1%
5
0
10 12 14 26 28 20 22 24 26 28 30
Vs (+/-V)
8/18
Doc ID 022601 Rev 1