TDA7493 STMicroelectronics, TDA7493 Datasheet - Page 24

• Manufacturer Part Number: TDA7493
• Description: Audio Amplifiers 3W + 3W Dual BTL Class-D 4-Select dB
• Manufacturer: STMicroelectronics

Specifications of TDA7493

• Amplifier Class: D
• No. Of Channels: 2
• Output Power: 3W
• Supply Voltage Range: 3V To 5.5V
• Thd + N: 0.05% @ 0.5W, 4ohm, VCC=5V
• Load Impedance: 4ohm
• Operating Temperature Range: 0°C To +70°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical characterization curves
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Figure 26. THD vs frequency at 1 W
Figure 27. Frequency response at 1 W
Figure 28. Crosstalk vs frequency at 1 W
Crosstalk
(dB)
Ampl
(dB)
THD
(%)
+2
+1
-0
-1
-2
-3
-4
-5
-100
-120
-140
+40
+20
-20
-40
-60
-80
20
+0
0.005
0.002
0.001
20
0.05
0.02
0.01
0.5
0.2
0.1
10
T
5
2
1
20
T T
50
T
T
T
Doc ID 14570 Rev 5
50
50
100
100
T
100
200
200
frequency (Hz)
200
frequency (Hz)
500
frequency (Hz)
500
500
1k
1k
2k
1k
2k
2k
5k
10k
5k
5k
20k
10k
10k
20k
50k
20k
TDA7493