TDA7491MV View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'TDA7491MV' PDF : 28 Pages View PDF
Characterization curves
TDA7491MV
Figure 5. THD vs. output power (100 Hz)
THD (%)
10
Test Condition:
5
Vcc =18V,
2
RL= 8 ohm,
1
Rosc =39kΩ, Cosc =100nF,
0.5
f =100Hz,
Gv =30dB,
0.2
Tamb =25℃
0.1
0.05
Specification Limit:
0.02
Typical:
0.01
Po =20W @ THD =10%
0.005
100m
200m
500m
1
2
5
10
Output Power (W)
20 30
Figure 6. THD vs. frequency
Test Condition:
Vcc =18V,
RL= 8 ohm,
Rosc =39kΩ, Cosc =100nF,
f =1kHz,
Gv =30dB,
Po =1W
Tamb =25℃
THD (%)
1
0.5
0.2
0.1
0.05
Specification Limit:
Typical: THD<0.5%
0.02
0.01
20
50
100
200
500
1k
2k
Frequency (Hz)
5k
10k 20k
Figure 7. Frequency response
Test Condition:
Vcc =18V,
RL= 8 ohm,
Rosc =39kΩ, Cosc =100nF,
f =1kHz,
Gv =30dB,
Po =1W
Tamb =25℃
Specification Limit:
Max: +/-3dB
@20Hz to 20kHz
Ampl (dB)
+2
+1
-0
-1
-2
-3
-4
-5
10
20
50 100 200
500 1k
2k
Frequency (Hz)
5k 10k
30k
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DocID14576 Rev 4
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