參數(shù)資料
型號(hào)： TS4990IST
廠商： STMICROELECTRONICS
元件分類： 音頻／視頻放大
英文描述： 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
封裝： LEAD FREE, MSOP-8
文件頁數(shù)： 9/32頁
文件大小： 714K
代理商： TS4990IST
TS4990
Electrical characteristics
17/32
Figure 56.
Signal to noise ratio vs. power
supply with a weighted filter
Figure 57.
Output noise voltage
device ON
2.5
3.0
3.5
4.0
4.5
5.0
80
85
90
95
100
105
110
Av = 2
Cb = 1
μF
THD+N < 0.7%
Tamb = 25
°C
RL=16
Ω
RL=4
Ω
RL=8
Ω
S
ig
n
a
lto
N
o
is
e
R
a
tio
(d
B
)
Power Supply Voltage (V)
24
68
10
15
20
25
30
35
40
45
Vcc=2.2V to 5.5V
Cb=1
μF
RL=8
Ω
Tamb=25
°C
A Weighted Filter
Unweighted Filter
Out
put
Noi
se
Vol
tage
(
Vr
ms)
Closed Loop Gain
Figure 58.
Signal to noise ratio vs. power
supply with a weighted filter
Figure 59.
Output noise voltage device in
Standby
2.5
3.0
3.5
4.0
4.5
5.0
70
75
80
85
90
95
100
Av = 10
Cb = 1
μF
THD+N < 0.7%
Tamb = 25
°C
RL=16
Ω
RL=4
Ω
RL=8
Ω
S
ig
n
a
lto
N
o
is
e
R
a
tio
(d
B
)
Power Supply Voltage (V)
24
68
10
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
Vcc=2.2V to 5.5V
Cb=1
μF
RL=8
Ω
Tamb=25
°C
A Weighted Filter
Unweighted Filter
Out
put
Noi
se
Vol
tage
(
Vr
ms)
Closed Loop Gain
相關(guān)PDF資料
PDF描述
TS4990IQT 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, DSO8
TS4990IJT 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9
TS4990ID 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
TS4990IDT 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
TSDC05EIJT 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TS4990JT 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:1W AUDIO POWER AMPLIFIER WITH ACTIVE LOW STANDBY MODE
TS4994 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:1W Differential Input/Output Audio Power Amplifier with Selectable Standby
TS4994_06 制造商:TI 制造商全稱:Texas Instruments 功能描述:1W differential input/output audio power amplifier with selectable standby
TS4994EIJT 功能描述:音頻放大器 1.2W input/output Diff Audio Pwr Amp 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
TS4994EIKJT 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:1.2 W differential input/output audio power amplifier with selectable standby
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