TDA7491P STMicroelectronics, TDA7491P Datasheet - Page 19

IC, AMP, AUDIO, CLASS D, 36POWERSO

TDA7491P

Manufacturer Part Number
TDA7491P
Description
IC, AMP, AUDIO, CLASS D, 36POWERSO
Manufacturer
STMicroelectronics
Datasheet

Specifications of TDA7491P

Amplifier Class
D
No. Of Channels
2
Output Power
10W
Supply Voltage Range
5V To 18V
Thd + N
0.1% @ 1W, 6ohm, VCC=11V
Load Impedance
8ohm
Operating Temperature Range
0°C To +70°C
Rohs Compliant
Yes

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TDA7491P
Figure 22. Crosstalk vs frequency
Figure 23. FFT (0 dB)
Figure 24. FFT (-60 dB)
Test Condition:
Vcc =11V,
RL= 6 ohm,
Rosc =39kΩ, Cosc =100nF,
f = 1kHz,
Gv =30dB,
Tamb=25℃
Specification Limit:
Typical: >50dB (@ f =1kHz)
Specification Limit:
Typical: > 90dB
for the harmonic frequency
Specification Limit:
Typical: >60dB
for the harmonic frequency
Po =1W
Test Condition:
Vcc =11V,
RL= 6 ohm,
Rosc =39kΩ, Cosc =100nF,
f =1kHz,
Gv =30dB,
Tamb =25℃
Po = -60dB (@ 1W =0dB)
Test Condition:
Vcc =11V,
RL= 6 ohm,
Rosc =39kΩ, Cosc =100nF,
f =1kHz,
Gv =30dB,
Tamb =25℃
Po =1W
Doc ID 13540 Rev 4
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+10
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-60
-65
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-95
+0
-100
-110
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-150
Crosstalk (dB)
FFT (dB)
-10
-20
-30
-40
-50
-60
-70
-80
-90
20
+0
20
20
FFT (dB)
50
50
50
100
100
100
200
200
200
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
500
500
500
1k
1k
1k
2k
2k
2k
Characterization curves
5k
5k
5k
10k
10k
10k
20k
20k
20k
19/40

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