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1.8w內容 |  73w+浏览量  |  120粉丝

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--- 产品详情 ---

2W 立体声、6V 至 24V 电源电压、模拟输入 AB 类音频放大器
Audio input type Analog Input
Architecture Class-AB
Speaker channels (Max) Stereo
Power stage supply (Max) (V) 24
Power stage supply (Min) (V) 6
Load (Min) (ohms) 4
Output power (W) 11
THD + N @ 1 kHz (%) 0.055
Iq (Typ) (mA) 12.5
Control interface Hardware
Closed/open loop Open
Analog supply (Min) (V) 6
Analog supply (Max) (V) 24
PSRR (dB) 65
Operating temperature range (C) 0 to 70
  • 2W/Channel
  • ?65 dB Ripple Rejection, Output Referred
  • ?65 dB Channel Separation, Output Referred
  • Wide Supply Range, 6V–24V
  • Very Low Cross-Over Distortion
  • Low Audio Band Noise
  • AC Short Circuit Protected
  • Internal Thermal Shutdown

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The LM1877 is a monolithic dual power amplifier designed to deliver 2W/channel continuous into 8Ω loads. The LM1877 is designed to operate with a low number of external components, and still provide flexibility for use in stereo phonographs, tape recorders and AM-FM stereo receivers. Each power amplifier is biased from a common internal regulator to provide high power supply rejection, and output Q point centering. The LM1877 is internally compensated for all gains greater than 10.