參數(shù)資料
型號(hào)： TDA1904
廠商： 意法半導(dǎo)體
元件分類： 運(yùn)動(dòng)控制電子
英文描述： 4WAUDIO AMPLIFIER
中文描述： 4WAUDIO放大器
文件頁數(shù)： 5/10頁
文件大小： 152K
代理商： TDA1904
APPLICATION SUGGESTION
The recommended values of the external compo-
nents are those shown on the application circuit of
fig. 1.
When the supplyvoltage V
S
is less than 6V,a 68
resistor must be connected betweenpin 2 andpin
Components
Recomm.
value
Purpose
Larger than
recommended value
Smaller than
recommended value
Allowed range
Min.
Max.
R1
10 K
Feedback resistors
Increase of gain.
Decrease of gain.
Increase quiescent
current.
9R3
R2
100
Decrease of gain.
Increase of gain.
1 K
R3
4.7
Frequency stability
Danger of oscillation at
high frequencies with
inductive loads.
R4
68
Increase of the
output swing with
low supply voltage.
39
220
C1
2.2
μ
F
Input DC
decoupling.
Higher cost lower
noise.
Higher low
frequency cutoff.
Higher noise.
C2
0.1
μ
F
Supply voltage
bypass.
Danger of
oscillations.
C3
22
μ
F
Ripple rejection
Increase of SVR
increase of the
switch-on time.
Degradation of SVR.
2.2
μ
F
100
F
C4
2.2
μ
F
Inverting input DC
decoupling.
Increase of the
switch-on noise
Higher low
frequency cutoff.
0.1
F
C5
47
μ
F
Bootstrap.
Increase of the
distortion at low
frequency.
10
μ
F
100
μ
F
C6
0.22
μ
F
Frequency stability.
Danger of oscillation.
C7
1000
μ
F
Output DC
decoupling
Higher low
frequency cutoff.
3 in order to obtain the maximum output power.
Different values can be used. The following table
can help the designer.
5/10
TDA1904
相關(guān)PDF資料
PDF描述
TDA1905 5W AUDIO AMPLIFIER WITH MUTING
TDA1908 8W AUDIO AMPLIFIER
TDA1910 10W AUDIO AMPLIFIER WITH MUTING
TDA1910HS 10W AUDIO AMPLIFIER WITH MUTING
TDA2003 10W CAR RADIO AUDIO AMPLIFIER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TDA1905 功能描述:音頻放大器 5W Audio Amplifier 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
TDA1905 制造商:STMicroelectronics 功能描述:IC AUDIO AMP + MUTE 5W
TDA1908 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:8W AUDIO AMPLIFIER
TDA1910 功能描述:音頻放大器 10W Audio Amplifier 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
TDA1910_03 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:10W AUDIO AMPLIFIER WITH MUTING
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