參數資料
型號: TDA7491MV
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: 3/28頁
文件大?。?/td> 696K
代理商: TDA7491MV
TDA7491MV
Characterization curves
Doc ID 14576 Rev 2
11/28
4
Characterization curves
The following characterization curves were made using the TDA7491MV demo board. The
LC filter for the 8-
load uses components of 33 H and 220 nF.
All other test conditions are given along side the corresponding curves.
Figure 3.
Output power vs supply voltage
Figure 4.
THD vs output power (1 kHz)
Test Condition :
Vcc = 5~18V,
RL = 8 ohm,
Rosc =39kO, Cosc =100nF,
f =1kHz,
Gv =30dB,
Tamb =25
Specification Limit:
Typical:
Vs =18V,Rl = 8 ohm
Po =20W @THD =10%
Po =16W @THD =1%
Output Power vs. Supply Voltage(8 ohm)
0
2
4
6
8
10
12
14
16
18
20
22
5 6
7 8
9 10 1112 1314 1516 1718
Supply Voltage (V)
Out
put
Power
(W
)
Output Power vs. Supply Voltage(8 ohm)
0
2
4
6
8
10
12
14
16
18
20
22
5 6
7 8
9 10 1112 1314 1516 1718
Supply Voltage (V)
Out
put
Power
(W
)
THD =10%
Rl =8 ohm
f =1kHz
THD =1%
THD (%)
Output Power (W)
0.005
10
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
100m
30
200m
500m
1
2
5
10
20
Test Condition:
Vcc =18V,
RL= 8 ohm,
Rosc =39k
Ω, Cosc =100nF,
f =1kHz,
Gv =30dB,
Tamb =25
Specification Limit:
Typical:
Po =20W @ THD =10%
相關PDF資料
PDF描述
TDA7491P13TR 10 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
TDA7491P 10 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
TDA749213TR 50 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
TDA7492 50 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
TDA7492MV13TR 50 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO36
相關代理商/技術參數
參數描述
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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TDA7492 功能描述:音頻放大器 50W + 50W Dual BTL Class-D 4-Select dB RoHS:否 制造商:STMicroelectronics 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TDA749213TR 功能描述:音頻放大器 50W + 50W Dual BTL Class-D 4-Select dB RoHS:否 制造商:STMicroelectronics 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel