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參數資料
型號: TPA0252PWPR
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: 30/34頁
文件大小: 851K
代理商: TPA0252PWPR
www.ti.com
TYPICAL CHARACTERISTICS
0.01%
40
30
20
10
0
THD+N
T
otal
Harmonic
Distortion
+
Noise
A
- Voltage Gain - dB
1%
0.1%
10
20
V
PO = 1 W for AV ≥ 6 dB
VO = 1 VRMS for AV ≤ 4 dB
RL = 8
BTL
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 = 20 to 0 dB
f = 1 kHz
BTL
THD+N
-T
otal
Harmonic
Distortion
+
Noise
RL = 8
RL = 3
RL = 4
TPA0252
SLOS288B – JUNE 2000 – REVISED SEPTEMBER 2004
Table of Graphs
FIGURE
vs Output power
1, 4, 6, 8, 10
THD+N
Total harmonic distortion plus noise
vs Voltage gain
2
vs Frequency
3, 5, 7, 9, 11, 12
Vn
Output noise voltage
vs Frequency
13
Supply ripple rejection ratio
vs Frequency
14, 15
Crosstalk
vs Frequency
16, 17, 18
Shutdown attenuation
vs Frequency
19
SNR
Signal-to-noise ratio
vs Frequency
20
Closed loop response
21, 22
PO
Output power
vs Load resistance
23, 24
vs Output power
25, 26
PD
Power dissipation
vs Ambient temperature
27
RI
Input resistance
vs Gain
28
IDD(VAUX)
Supply current
vs VAUX
29
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
OUTPUT POWER
VOLTAGE GAIN
Figure 1.
Figure 2.
5
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相關代理商/技術參數
參數描述
TPA0252PWPRG4 功能描述:音頻放大器 Stereo Class-AB w/Ster Hdphn Drive 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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TPA0253DGQ 制造商:Texas Instruments 功能描述:IC SM POWER AMP CLASS-AB AUDIO
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