參數(shù)資料
型號： TS4994IST
廠商： STMICROELECTRONICS
元件分類： 音頻／視頻放大
英文描述： 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
封裝： LEAD FREE, MINI, SO-8
文件頁數(shù)： 3/35頁
文件大?。?/td> 483K
代理商： TS4994IST
TS4994
Electrical characteristics
11/35
Figure 15.
Power derating curves
Figure 16.
Open loop gain vs. frequency
0
25
50
75
100
125
0.0
0.2
0.4
0.6
AMR Value
Nominal Value
Mi
ni
SO8
Package
Power
Di
ssi
pat
ion
(
W
)
Ambiant Temperature ( C)
0.1
1
10
100
1000
10000
-40
-20
0
20
40
60
-200
-160
-120
-80
-40
0
Gain
Phase
G
a
in
(d
B
)
Frequency (kHz)
Vcc = 5V
ZL = 8
Ω + 500pF
Tamb = 25
°C
Phase
(
°)
Figure 17.
Open loop gain vs. frequency
Figure 18.
Open loop gain vs. frequency
0.1
1
10
100
1000
10000
-40
-20
0
20
40
60
-200
-160
-120
-80
-40
0
Gain
Phase
G
a
in
(d
B
)
Frequency (kHz)
Vcc = 3.3V
ZL = 8
Ω + 500pF
Tamb = 25
°C
Phase
(
°)
0.1
1
10
100
1000
10000
-40
-20
0
20
40
60
-200
-160
-120
-80
-40
0
Gain
Phase
G
a
in
(d
B
)
Frequency (kHz)
Vcc = 2.6V
ZL = 8
Ω + 500pF
Tamb = 25
°C
Phase
(
°)
Figure 19.
Closed loop gain vs. frequency
Figure 20.
Closed loop gain vs. frequency
0.1
1
10
100
1000
10000
-40
-30
-20
-10
0
10
-200
-160
-120
-80
-40
0
Gain
Phase
G
a
in
(d
B
)
Frequency (kHz)
Vcc = 5V
Av = 1
ZL = 8
Ω + 500pF
Tamb = 25
°C
Phase
(
°)
0.1
1
10
100
1000
10000
-40
-30
-20
-10
0
10
-200
-160
-120
-80
-40
0
Gain
Phase
G
a
in
(d
B
)
Frequency (kHz)
Vcc = 3.3V
Av = 1
ZL = 8
Ω + 500pF
Tamb = 25
°C
Phase
(
°)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TS4995 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:1.2 W fully differential audio power amplifier with selectable standby and 6 dB fixed gain
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TS4997 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:2 x 1W differential input stereo audio amplifier with programmable 3D effects
TS4997IQT 功能描述:音頻放大器 Stereo w/3D effects 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
TS4998 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:2 x 1W differential input stereo audio amplifier
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