TDA7493 STMicroelectronics, TDA7493 Datasheet - Page 21

• 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

TDA7493
Figure 18. THD vs frequency at 1 W
Figure 19. Output frequency response at 1 W
Figure 20. Crosstalk vs frequency at 1 W
Crosstalk
(dB)
THD
(%)
Ampl
(dB)
0.005
0.002
0.001
0.05
0.02
0.01
0.5
0.2
0.1
10
-100
-110
-120
5
2
1
+2
+1
20
-0
-1
-2
-3
-4
-5
-10
-20
-30
-40
-50
-60
-70
-80
-90
+0
20
20
Doc ID 14570 Rev 5
50
50
TT
T
50
100
100
100
T
T
200
200
200
T
Frequency (Hz)
Frequency (Hz)
T
500
Frequency
500
500
1k
1k
1k
2k
2k
2k
5k
Electrical characterization curves
5k
10k
5k
20k
10k
10k
20k
50k
20k
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