參數(shù)資料
型號(hào)： TPA3004D2PHPG4
廠商： TEXAS INSTRUMENTS INC
元件分類： 音頻控制
英文描述： 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PQFP48
封裝： GREEN, PLASTIC, HTQFP-48
文件頁(yè)數(shù)： 46/46頁(yè)
文件大?。?/td> 838K
代理商： TPA3004D2PHPG4
www.ti.com
SLOS407E – FEBRUARY 2003 – REVISED JANUARY 2011
Table 2. DC Volume Control for VAROUT Outputs
VAROUT_VOLUME (V)(1) –
VAROUT_VOLUME (V) –
FROM FIGURE 24 – AS A
GAIN OF VAROUT
PERCENTAGE OF VREF
AMPLIFIER
(INCREASING VOLUME
(DECREASING VOLUME)
OR FIXED GAIN)
%
dB
0 – 4.5
0 – 2.9
–66(1)
4.5 – 6.7
2.9 – 5.1
–56.0
6.7– 8.91
5.1 – 7.2
–53.5
8.9 – 11.1
7.2 – 9.4
–50.9
11.1 – 13.3
9.4 – 11.6
–48.4
13.3 – 15.5
11.6 – 13.8
–45.9
15.5 – 17.7
13.8 – 16.0
–43.3
17.7 – 19.9
16.0 – 18.2
–40.8
19.9 – 22.1
18.2 – 20.4
–38.3
22.1 – 24.3
20.4 – 22.6
–35.7
24.3 – 26.5
22.6 – 24.8
–33.2
26.5 – 28.7
24.8 – 27.0
–30.7
28.7– 30.9
27.0 – 29.1
–28.1
30.9 – 33.1
29.1 – 31.3
–25.6
33.1 – 35.3
31.3 – 33.5
–23.1
35.3 – 37.5
33.5 – 35.7
–20.5
37.5 – 39.7
35.7 – 37.9
–18.0
39.7 – 41.9
37.9 – 40.1
–15.5
41.9 – 44.1
40.1 – 42.3
–13.0(2)
44.1 – 46.4
42.3 – 44.5
–10.4
46.4 – 48.6
44.5 – 46.7
–7.9
48.6 – 50.8
46.7 – 48.9
–5.3
50.8 – 53.0
48.9 – 51.0
–2.8
53.0 – 55.2
51.0 – 53.2
–0.3
55.2 – 57.4
53.2 – 55.4
2.3
57.4 – 59.6
55.4 – 57.6
4.8
59.6 – 61.8
57.6 – 59.8
7.3
61.8 – 64.0
59.8 – 62.0
9.9
64.0 – 66.2
62.0 – 64.2
12.4
66.2 – 68.4
64.2 – 66.4
14.9
68.4 – 70.6
66.4 – 68.6
17.5
>70.6
>68.6
20.0(1)
(1)
VAROUT_VOLUME (V) = VOLUME (V) - VARDIFF (V), see section VOLUME CONTROL
OPERATION through MODE_OUT OPERATION section.
(2)
Tested in production. Remaining steps are specified by design.
Copyright 2003–2011, Texas Instruments Incorporated
9
Product Folder Link(s): TPA3004D2
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TPA3004D2PHPR 功能描述:音頻放大器 Stereo Hi-Pwr Filter-Free Class-D 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
TPA3004D2PHPR 制造商:Texas Instruments 功能描述:AUDIO POWER AMPLIFIER IC
TPA3004D2PHPRG4 功能描述:音頻放大器 Stereo Hi-Pwr Filter-Free Class-D 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
TPA3005D2 制造商:TI 制造商全稱:Texas Instruments 功能描述:6-W STEREO CLASS-D AUDIO POWER AMPLIFIER
TPA3005D2EVM 功能描述:音頻 IC 開發(fā)工具 TPA3005D2 Eval Mod RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評(píng)估:TAS5614L 工作電源電壓:12 V to 38 V
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