參數(shù)資料
型號(hào): TDA7491LP
廠商: STMICROELECTRONICS
元件分類: 音頻/視頻放大
英文描述: 5 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
封裝: ROHS COMPLIANT, SSOP-36
文件頁(yè)數(shù): 3/34頁(yè)
文件大?。?/td> 882K
代理商: TDA7491LP
TDA7491LP
Characterization curves
Doc ID 13541 Rev 4
11/34
4
Characterization curves
The following characterization curves were made using the TDA7491LP demo board. The
LC filter for the 4-
load uses components of 15 H and 470 nF, whilst that for the 8- load
uses 33 H and 220 nF.
All other test conditions are given along side the corresponding curves.
4.1
With 4-
load at VCC = 6.6 V
Figure 3.
Output power vs supply voltage
Figure 4.
THD vs output power (1 kHz)
Test conditions:
V
CC = 5 to 6.6 V,
R
L = 4 ,
Rosc= 39 k
,Cosc = 100 nF,
f = 1 kHz,
Gv = 30 dB,
Tamb = 25
Specification limits:
Typical:
V
CC = 6.6 V,
Po = 5 W @ THD = 10%
Po = 3.7 W @ THD = 1%
0
1
2
3
4
5
6
5.0
5.4
5.8
6.2
6.6
Supply voltage (V)
THD = 10%
THD = 1%
Po (W)
Specification limits:
Typical:
Po = 5 W @ THD = 10%
Po per Channel (W)
THD(%)
Test conditions:
V
CC = 6.6 V,
R
L =4 ,
Rosc= 39 k
,Cosc = 100 nF,
f = 1 kHz,
Gv = 30 dB,
Tamb = 25
相關(guān)PDF資料
PDF描述
TDA7491MV13TR 20 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TDA7491LP13TR 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
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
TDA7491P 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
TDA7491P13TR 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