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TDA7491HV Datasheet(PDF) 17 Page - STMicroelectronics

Part # TDA7491HV
Description  20 W 20 W dual BTL class-D audio amplifier
PDF  50 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7491HV Datasheet(HTML) 17 Page - STMicroelectronics

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Figure 21. THD vs. output power (100 Hz)
THD (%)
Output Power (W)
0.005
10
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
200m
20
500m
1
2
5
10
Test Condition:
Vcc =16V,
RL = 6 ohm,
Rosc =39k , Cosc =100nF,
f =100Hz,
Gv =30dB,
Tamb =25
Specification Limit:
Typical:
20W @ THD =10%
Figure 22. THD vs. frequency
THD (%)
Frequency (Hz)
0.01
2
0.02
0.05
0.1
0.2
0.5
1
20
20k
50
100
200
500
1k
2k
5k
10k
Test Condition:
Vcc =16V,
RL= 6 ohm,
Ros c=39k , Cosc =100nF,
f =1kHz,
Gv =30dB,
Po =1W
Tamb =25
Specification Limit:
Typical: THD<0.5%
TDA7491HV
6 Ω loads at VCC = 16 V
DS5624 - Rev 10
page 17/50



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