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參數資料
型號: TS4990IQT
廠商: STMICROELECTRONICS
元件分類: 音頻/視頻放大
英文描述: 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, DSO8
封裝: 3 X 3 MM, LEAD FREE, DFN-8
文件頁數: 4/32頁
文件大小: 714K
代理商: TS4990IQT
Electrical characteristics
TS4990
12/32
Figure 26.
Output power vs. power supply
voltage
Figure 27.
Output power vs. load resistor
2.5
3.0
3.5
4.0
4.5
5.0
5.5
0.0
0.2
0.4
0.6
0.8
1.0
1.2
THD+N=10%
RL = 16
Ω
F = 1kHz
BW < 125kHz
Tamb = 25
°C
THD+N=1%
Out
put
power
(
W
)
Vcc (V)
4
8
12
16
20
24
28
32
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
THD+N=10%
Vcc = 5V
F = 1kHz
BW < 125kHz
Tamb = 25
°C
THD+N=1%
Out
p
ut
power
(
W
)
Load Resistance ( )
Figure 28.
Output power vs. load resistor
Figure 29.
Output power vs. power supply
voltage
4
8
12
16
20
24
28
32
0.0
0.1
0.2
0.3
0.4
0.5
0.6
THD+N=10%
Vcc = 2.6V
F = 1kHz
BW < 125kHz
Tamb = 25
°C
THD+N=1%
Out
put
power
(
W
)
Load Resistance ( )
2.5
3.0
3.5
4.0
4.5
5.0
5.5
0.0
0.1
0.2
0.3
0.4
0.5
0.6
THD+N=10%
RL = 32
Ω
F = 1kHz
BW < 125kHz
Tamb = 25
°C
THD+N=1%
Out
put
power
(
W
)
Vcc (V)
Figure 30.
Output power vs. load resistor
Figure 31.
Power dissipation vs. Pout
8
162432
0.0
0.2
0.4
0.6
0.8
1.0
THD+N=10%
Vcc = 3.3V
F = 1kHz
BW < 125kHz
Tamb = 25
°C
THD+N=1%
Out
put
power
(
W
)
Load Resistance ( )
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
RL=16
Ω
RL=8
Ω
Vcc=5V
F=1kHz
THD+N<1%
RL=4
Ω
Power
Di
ssi
pat
ion
(
W
)
Output Power (W)
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相關代理商/技術參數
參數描述
TS4990IST 功能描述:音頻放大器 1.2W Audio Power Amp 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
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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