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參數資料
型號: TPA3001D1PWP
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 20 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO24
封裝: GREEN, PLASTIC, HTSSOP-24
文件頁數: 7/28頁
文件大小: 504K
代理商: TPA3001D1PWP
0 V
–12 V
+12 V
Current
OUTP
Differential Voltage
Across Load
OUTN
www.ti.com
SLOS398E – DECEMBER 2002 – REVISED AUGUST 2010
Figure 31. Traditional Class-D Modulation Scheme's Output Voltage and Current Waveforms Into an
Inductive Load With No Input
TPA3001D1 MODULATION SCHEME
The TPA3001D1 uses a modulation scheme that still has each output switching from ground to VCC. However,
OUTP and OUTN are now in phase with each other with no input. The duty cycle of OUTP is greater than 50%
and OUTN is less than 50% for positive output voltages. The duty cycle of OUTP is less than 50% and OUTN is
greater than 50% for negative output voltages. The voltage across the load is 0 V throughout most of the
switching period, greatly reducing the switching current, which reduces any I2R losses in the load. (See
Copyright 2002–2010, Texas Instruments Incorporated
15
Product Folder Link(s): TPA3001D1
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相關代理商/技術參數
參數描述
TPA3001D1PWPG4 功能描述:音頻放大器 Mono High Power Filter-Free Class-D 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
TPA3001D1PWPR 功能描述:音頻放大器 Mono High Power Filter-Free Class-D 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
TPA3001D1PWPRG4 功能描述:音頻放大器 Mono High Power Filter-Free Class-D 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
TPA3002D2 制造商:TI 制造商全稱:Texas Instruments 功能描述:9-W STEREO CLASS-D AUDIO POWER AMPLIFIER WITH DC VOLUME CONTROL
TPA3002D2_07 制造商:TI 制造商全稱:Texas Instruments 功能描述:9-W STEREO CLASS-D AUDIO POWER AMPLFIER WITH DC VOLUME CONTROL