參數(shù)資料
型號(hào): TDA7492P13TR
廠商: STMICROELECTRONICS
元件分類: 音頻/視頻放大
英文描述: 25 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
封裝: ROHS COMPLIANT, SSOP-36
文件頁(yè)數(shù): 11/26頁(yè)
文件大?。?/td> 508K
代理商: TDA7492P13TR
TDA7492P
Applications information
Doc ID 15068 Rev 3
19/26
6.2
Gain setting
The gain of the TDA7492P is set by the two inputs, GAIN0 (pin 30) and GAIN1 (pin31).
Internally, the gain is set by changing the feedback resistors of the amplifier.
6.3
Input resistance and capacitance
The input impedance is set by an internal resistor Ri = 60 k
(typical). An input capacitor
(Ci) is required to couple the AC input signal.
The equivalent circuit and frequency response of the input components are shown in
Figure 23. For Ci = 470 nF the high-pass filter cut-off frequency is below 20 Hz:
fc = 1 / (2 *
π * Ri * Ci)
Figure 23.
Device input circuit and frequency response
Table 7.
Gain settings
GAIN0
GAIN1
Nominal gain, Gv (dB)
0021.6
0127.6
1031.1
1133.6
Ri
Input
Ci
Rf
Input
pin
signal
相關(guān)PDF資料
PDF描述
TDA749313TR 3 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO24
TDA7493 3 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO24
TDA7494 1 CHANNEL(S), VOLUME CONTROL CIRCUIT, ZFM15
TDA7495 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PZFM15
TDA7496SA 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PZFM15
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TDA7493 功能描述:音頻放大器 3W + 3W Dual 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
TDA749313TR 功能描述:音頻放大器 3W and 3Watt Dual BTL Class D Audio 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
TDA7494 功能描述:音頻放大器 10W DC Amp w/Vol Cnt 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
TDA7494S 功能描述:音頻放大器 Video switch chip 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
TDA7494SA 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5W+5W AMPLIFIER WITH DC VOLUME CONTROL