參數(shù)資料
型號: TDA7491HV
廠商: STMICROELECTRONICS
元件分類: 音頻/視頻放大
英文描述: 20 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
封裝: ROHS COMPLIANT, SSOP-36
文件頁數(shù): 7/41頁
文件大?。?/td> 820K
代理商: TDA7491HV
TDA7491HV
Characterization curves
Doc ID 14242 Rev 4
15/41
Figure 11.
Power supply rejection ratio vs frequency
Figure 12.
Power dissipation and efficiency vs output power
Figure 13.
Closed-loop gain vs frequency
-100
+0
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
r
A
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
Test Condition:
Vcc =14V,
RL= 4 ohm,
Rosc = 39k , Cosc = 100nF,
Vin=0,
Gv=30dB,
0dB refers to 500mV,100Hz
Tamb=25
Ripple frequency=100Hz
Ripple voltage=500mV
Test Condition:
Vcc=14V,
RL=4 ohm,
Rosc=39k , Cosc=100nF,
f =1kHz,
Gv=30dB,
Tamb=25
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2XW SXW SRZHU SHU FKDQQHO :
(I
IL
FL
HQ
F\
3R
ZH
U
GL
VV
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:
Vcc=14V
Rload=4ohm
Gain=30dB
f=1kHz
-5
+2
-4.5
-4
-3.5
-3
-2.5
-2
-1.5
-1
-0.5
-0
+0.5
+1
+1.5
d
B
r
A
20
30k
50
100
200
500
1k
2k
5k
10k
20k
Hz
Test Condition:
Vcc =14V,
RL= 4 ohm,
Rosc = 39k , Cosc = 100nF,
F=1kHz,
0dB@f=1kHz,,Po=1w,
Gain=32dB
Tamb=25
Gain=32dB
Gain=22dB
Gain=26dB
相關(guān)PDF資料
PDF描述
TDA7491HV13TR 20 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
TDA7491LP13TR 5 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
TDA7491LP 5 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
TDA7491MV13TR 20 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
TDA7491MV 20 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
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TDA7491HV13TR 功能描述:音頻放大器 20W Dual BTL Class D 18V VCC Audio Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
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TDA7491MV 功能描述:音頻放大器 25W Mono BTL Class-D 4-Select dB RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TDA7491MV13TR 功能描述:音頻放大器 25W Mono BTL Class-D 4-Select dB RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel