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參數資料
型號: TPA6030A4PWPR
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PDSO28
封裝: GREEN, PLASTIC, TSSOP-28
文件頁數: 29/32頁
文件大小: 698K
代理商: TPA6030A4PWPR
TPA6030A4
SLOS395B DECEMBER 2002 REVISED JANUARY 2005
www.ti.com
6
VOLUME CONTROL
Table 1 shows the functionality of the 32-step volume control. The voltage difference between trip levels is 2.66% of 5VREF,
and the difference between gain steps is 2.53 dB.
Table 1. Volume Control
(VCC = 12 V, No Load, SEDIFF = 0 V, SEMAX = 5VREF)
VOLTAGE ON VOLUME PIN AS A
PERCENTAGE OF 5VREF
SPEAKER VOLUME
(dB)
HEADPHONE VOLUME
(dB)
010
80.00
86.00
1012.6
40.00
46.00
12.615.2
37.47
43.47
15.218
34.93
40.93
1820.6
32.40
38.40
20.623.4
29.87
35.87
23.426
27.33
33.33
2628.6
24.80
30.80
28.631.4
22.27
28.27
31.434
19.73
25.73
3436.6
17.20
23.20
36.639.4
14.67
20.67
39.442
12.13
18.13
4244.6
9.60
15.60
44.647.2
7.07
13.07
47.250
4.53
10.53
5052.6
2.00
8.00
52.655.4
0.53
5.47
55.458
3.07
2.93
5860.6
5.60
0.40
60.663.4
8.13
2.13
63.466
10.67
4.67
6668.6
13.20
7.20
68.671.4
15.73
9.73
71.474
18.27
12.27
7476.6
20.80
14.80
76.679.4
23.33
17.33
79.482
25.87
19.87
8284.6
28.40
22.40
84.687.4
30.93
24.93
87.490
33.47
27.47
90100
36.00
30.00
Refer to the section entitled Volume Control Description in the Application Information section of this data sheet for more
details regarding the use of the volume control.
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TPA6030A4PWP 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PDSO28
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相關代理商/技術參數
參數描述
TPA6030A4PWPRG4 功能描述:音頻放大器 Wide Supply Voltage Low Power Class-AB 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
TPA6040A4 制造商:TI 制造商全稱:Texas Instruments 功能描述:2-W STEREO AUDIO POWER AMPLIFIER WITH DirectPath STEREO HEADPHONE DRIVE AND REGULATOR
TPA6040A4EVM 功能描述:音頻 IC 開發工具 TPA6040A4 Eval Mod RoHS:否 制造商:Texas Instruments 產品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V
TPA6040A4RHB 制造商:TI 制造商全稱:Texas Instruments 功能描述:2-W STEREO AUDIO POWER AMPLIFIER WITH DirectPath STEREO HEADPHONE DRIVE AND REGULATOR
TPA6040A4RHBR 功能描述:音頻放大器 2W Stereo Aud Pwr 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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