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參數資料
型號: LM4864N
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 音頻/視頻放大
英文描述: 300 mW Audio Power Amplifier with Shutdown Mode
中文描述: 0.675 W, 1 CHANNEL, AUDIO AMPLIFIER, PDIP8
封裝: 0.300 INCH, MDIP-8
文件頁數: 4/10頁
文件大小: 342K
代理商: LM4864N
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
highpass 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
.
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.
Bypass pin capacitor which provides half-supply filtering. Refer to the
Proper Selection of External
Components
for information concerning proper placement and selection of C
B
.
2.
C
i
3.
4.
R
F
C
S
5.
C
B
Typical Performance Characteristics
THD+N vs Frequency
DS012607-3
THD+N vs Frequency
DS012607-4
THD+N vs Frequency
DS012607-5
THD+N vs Frequency
DS012607-6
THD+N vs Frequency
DS012607-7
THD+N vs Frequency
DS012607-8
www.national.com
4
相關PDF資料
PDF描述
LM4865 750 mW Audio Power Amplifier with DC Volume Control and Headphone Switch
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LM4865MM 750 mW Audio Power Amplifier with DC Volume Control and Headphone Switch
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LM4866LQ 2.2W Stereo Audio Amplifier
相關代理商/技術參數
參數描述
LM4865 制造商:NSC 制造商全稱:National Semiconductor 功能描述:750 mW Audio Power Amplifier with DC Volume Control and Headphone Switch
LM4865IBP 制造商:Texas Instruments 功能描述:
LM4865IBP/NOPB 功能描述:IC AMP AUDIO PWR 1W MONO 8USMD RoHS:是 類別:集成電路 (IC) >> 線性 - 音頻放大器 系列:Boomer® 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,500 系列:DirectDrive® 類型:H 類 輸出類型:耳機,2-通道(立體聲) 在某負載時最大輸出功率 x 通道數量:35mW x 2 @ 16 歐姆 電源電壓:1.62 V ~ 1.98 V 特點:I²C,麥克風,靜音,短路保護,音量控制 安裝類型:表面貼裝 供應商設備封裝:25-WLP(2.09x2.09) 封裝/外殼:25-WFBGA,WLCSP 包裝:帶卷 (TR)
LM4865IBPX 功能描述:IC AMP AUDIO PWR 1W MONO 8USMD RoHS:是 類別:集成電路 (IC) >> 線性 - 音頻放大器 系列:Boomer® 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,500 系列:DirectDrive® 類型:H 類 輸出類型:耳機,2-通道(立體聲) 在某負載時最大輸出功率 x 通道數量:35mW x 2 @ 16 歐姆 電源電壓:1.62 V ~ 1.98 V 特點:I²C,麥克風,靜音,短路保護,音量控制 安裝類型:表面貼裝 供應商設備封裝:25-WLP(2.09x2.09) 封裝/外殼:25-WFBGA,WLCSP 包裝:帶卷 (TR)
LM4865M 功能描述:音頻放大器 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
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