Analog Switches | FSA8049

音频插孔检测和配置，MIC / GND 交点开关

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概览

FSA8049 是一款音频插孔检测开关，用于 3 极或 4 极配件。FSA8049 检测音频插座上的接地 (GND) 和麦克风 (MIC) 极位置，并将其自动引入相应的联接。这样就让最终用户能够将具有不同音频极配置的耳机等配件插入到移动设备中，并让其正确运行。￭ 检测 3 极或 4 极配件￭ 检测 4 极插座上 GND 和 MIC 的极性￭ 将 GND 和 MIC 自动引入音频插孔端子

  • 手机
  • PMP/MP3播放器
  • 检测： 音频插头GND和MIC极性
  • VDD： 2.5V至4.4V
  • THD (MIC)： 0.002%典型值
  • 静电放电（IEC 61000-4-2气隙）： 15kV
  • 工作温度： -40°C至85°C
  • 封装： 9凸块WLCSP 3x3列，0.4mm引脚间距，250µm球
  • 顶部标记： M3

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FSA8049UCX

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Obsolete

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Pb

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H

P

WLCSP-9

567RW

1

260

REEL

3000

N

1

1

SPST

3

0.17

2.5

4.4

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