支持20W+20W 数字输入 立体声D类扬声器放大器 BD28620MUV

BD28620MUV是针对超薄电视机等省空间、节能用途而开发的,支持20W+20W数字输入的立体声D类扬声器放大器。采用最先进的BCD(Bipolar, CMOS and DMOS)工艺技术,以及小型背面散热型的功率封装,具备低功耗、低发热量,无需散热片即可实现总体最大34W输出(另行采取散热片等散热措施时最大40W)。是同时满足音响类系统大幅小型化、薄型化以及强感染力、高音质播放两方面需求的产品。

型号Status封装包装数量最小独立包装数量包装形态RoHS
BD28620MUV-E2供应中VQFN024V404025002500TapingYes
技术特性
Vcc(Min.)[V]8.5
Vcc(Max.)[V]24.0
I/F2 wire port
Digital Audio I/FI2S
Speaker Amp Outputs2.0
Speaker Amp Input TypeDigital Signal
Speaker Amp TypeClass D
Speaker Amp Output Power(Max.)[W]20
Operating Temperature (Min.)[°C]-25
Operating Temperature (Max.)[°C]85
技术资料下载
产品特点
  • 1 Digital Audio Interface
    I2S format
    SDATA: 16/20/24bit
    LRCLK (fS): 32kHz/44.1kHz/48kHz
    BCLK: 64fS(fixed)
    MCLK: 256fS/512fSAutomatic Identification)
  • Low supply current at RESET mode.
  • Output Feedback Circuitry which prevents decrease of sound quality caused by change of power supply voltage, achieves low noise and low distortion, eliminates need for large electrolytic-capacitors
  • Variable Gain (17dB/20dB/26dB)
  • Wide power supply voltage range (8.5V to 24V)
  • High efficiency, low heat
  • Pop noise prevention at power supply ON/OFF
  • Soft Muting Technology
  • High reliability design by built-in protection circuits: High temperature protection, Under voltage protection, Output short protection, Output DC voltage protection, Clock stop protection (MCLK, BCLK, LRCLK)
  • Small package (VQFN024V4040)
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