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參數資料
型號: TPA0222PWP
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PDSO24
封裝: GREEN, PLASTIC, HTSSOP-24
文件頁數: 33/37頁
文件大小: 866K
代理商: TPA0222PWP
www.ti.com
TYPICAL CHARACTERISTICS
0.1%
0.01%
0.5 0.75
1
1.25 1.5 1.75
2
1%
10%
2.25 2.5 2.75
3
PO Output Power W
AV = 2 V/V
f = 1 kHz
BTL
THD+N
T
otal
Harmonic
Distortion
+
Noise
RL = 8
RL = 3
RL = 4
0.01%
10%
20
100
1k
10k 20k
THD+N
T
otal
Harmonic
Distortion
+
Noise
f Frequency Hz
1%
0.1%
PO = 1.75 W
RL = 3
BTL
AV = 6 V/V
AV = 24 V/V
AV = 2 V/V
AV = 12 V/V
TPA0222
SLOS285B – NOVEMBER 1999 – REVISED NOVEMBER 2004
Table of Graphs
FIGURE
vs Output power
1, 4–7, 10–13, 16–19, 21
THD+N
Total harmonic distortion plus noise
vs Frequency
2, 3, 8, 9, 14, 15, 20, 22
vs Output voltage
23
Vn
Output noise voltage
vs Bandwidth
24
Supply ripple rejection ratio
vs Frequency
25, 26
Crosstalk
vs Frequency
27-29
Shutdown attenuation
vs Frequency
30
SNR
Signal-to-noise ratio
vs Bandwidth
31
Closed-loop response
32–35
PO
Output power
vs Load resistance
36, 37
vs Output power
38, 39
PD
Power dissipation
vs Ambient temperature
40
TOTAL HARMONIC DISTORTION + NOISE
vs
OUTPUT POWER
FREQUENCY
Figure 1.
Figure 2.
5
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相關代理商/技術參數
參數描述
TPA0222PWPG4 功能描述:音頻放大器 St 2W Aud 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
TPA0222PWPR 功能描述:音頻放大器 St 2W Aud 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
TPA0222PWPRG4 功能描述:音頻放大器 St 2W Aud 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
TPA0223 制造商:TI 制造商全稱:Texas Instruments 功能描述:2-W MONO AUDIO POWER AMPLIFIER WITH HEADPHONE DRIVE
TPA0223DGQ 功能描述:音頻放大器 2W Mono Aud 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