TDA7493 STMicroelectronics, TDA7493 Datasheet - Page 21
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TDA7493
Manufacturer Part Number
TDA7493
Description
Audio Amplifiers 3W + 3W Dual BTL Class-D 4-Select dB
Manufacturer
STMicroelectronics
Datasheet
1.TDA7493.pdf
(30 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TDA7493-13TR
Manufacturer:
ST
Quantity:
20 000
Company:
Part Number:
TDA749313TR
Manufacturer:
MXIC
Quantity:
1 101
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
21/30