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TDA7491P 数据表(PDF) 18 Page - STMicroelectronics

部件名 TDA7491P
功能描述  2 x 10-watt dual BTL class-D audio amplifier
PDF  42 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7491P 数据表(HTML) 18 Page - STMicroelectronics

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Characterization curves
TDA7491P
18/42
Doc ID 13540 Rev 6
Figure 16.
Attenuation vs. voltage on pin STBY
4.2
With 6-
Ω load at VCC = 11 V
Figure 17.
Output power vs. supply voltage
Test Condition:
Vcc =10V,
RL= 4 ohm,
Rosc = 39k
Ω, Cosc = 100nF,
0dB@f=1kHz,Po=1w,
Gv=30dB,
Tamb=25
℃
-120
-100
-80
-60
-40
-20
0
0
0.5
1
1.5
2
2.5
3
3.5
Standby voltage (V)
Vcc=10V
Rload=4ohm
Gain=30dB
0dB@f=1kHz, Po=1w
Test Condition :
Vcc = 5~11V,
RL = 6 ohm,
Rosc = 39kO, Cosc = 100nF,
f =1kHz,
Gv = 30dB,
Tamb = 25
℃
Specification Limit:
Typical:
Vs =11V,Rl =6 ohm
Po =10W @THD=10%
Po =8W @THD=1%
0
1
2
3
4
5
6
7
8
9
10
11
12
5678
9
10
11
Supply Voltage (V)
THD =1%
THD =10%
Rl =6 ohm
f =1kHz



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