參數(shù)資料
型號(hào)： LM4917SD
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類(lèi)： 音頻／視頻放大
英文描述： Ground-Referenced, 95mW Stereo Headphone Amplifier
中文描述： 0.095 W, 2 CHANNEL, AUDIO AMPLIFIER, DSO14
封裝： LLP-14
文件頁(yè)數(shù)： 5/18頁(yè)
文件大?。?/td> 1208K
代理商： LM4917SD
External Components Description
(
Figure 1
)
Components
1.
Functional Description
R
i
Inverting input resistance which sets the closed-loop gain in conjunction with R
f
. This resistor also forms a
high-pass filter with C
i
at f
c
= 1 / (2
π
R
i
C
i
).
Input coupling capacitor which blocks the DC voltage at the amplifier’s input terminals. Also creates a
high-pass filter with R
i
at f
c
= 1 / (2
π
R
i
C
i
). Refer to the section
Proper Selection of External Components,
for an explanation of how to determine the value of C
i
.
Feedback resistance which sets the closed-loop gain in conjunction with R
i
.
Flying capacitor. Low ESR ceramic capacitor (
≤
100m
)
Output capacitor. Low ESR ceramic capacitor (
≤
100m
)
Tantalum capacitor. Supply bypass capacitor which provides power supply filtering. Refer to the Power Supply
Bypassing section for information concerning proper placement and selection of the supply bypass capacitor.
Ceramic capacitor. Supply bypass capacitor which provides power supply filtering. Refer to the Power Supply
Bypassing section for information concerning proper placement and selection of the supply bypass capacitor.
2.
C
i
3.
4.
5.
6.
R
f
C
1
C
2
C
3
7.
C
4
L
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM4917SD/NOPB 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)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
LM4917SDBD 功能描述:音頻 IC 開(kāi)發(fā)工具 LM4917SD EVAL BOARD RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類(lèi)型:Audio Amplifiers 工具用于評(píng)估:TAS5614L 工作電源電壓:12 V to 38 V
LM4917SDBD/NOPB 制造商:Texas Instruments 功能描述:Ground-Referenced, 95mW Stereo Headphone Amplifier Evaluation Board
LM4917SDX 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)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
LM4917SDX/NOPB 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)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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