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LM4809MMX/NOPB

音频 IC
  • 参考价格:¥2.59-¥5.24

更新日期:2024-04-01

LM4809MMX/NOPB

音频 IC

产品简介:具有低电平有效关断模式的 105mW 立体声模拟输入耳机放大器

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  • 参考价格:¥2.59-¥5.24

LM4809MMX/NOPB 供应商

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  • 型号
  • 品牌
  • 封装/批号
  • 数量
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  • 说明
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LM4809MMX/NOPB 中文资料属性参数

  • 制造商:National Semiconductor (TI)
  • 产品:Class-AB
  • 输出功率:0.105 W x 2 at 16 Ohms
  • 输出类型:2-Channel Stereo
  • THD + 噪声:0.3 %
  • 工作电源电压:3 V, 5 V
  • 电源电流:1.4 mA at 5 V
  • 最大工作温度:+ 85 C
  • 安装风格:SMD/SMT
  • 封装 / 箱体:MSOP
  • 封装:Reel
  • 音频负载电阻:32 Ohms
  • 输入信号类型:Single
  • 最小工作温度:- 40 C
  • 输出信号类型:Single
  • 工厂包装数量:3500
  • 电源类型:Single
  • Supply Voltage - Max:5.5 V
  • Supply Voltage - Min:2 V

产品特性

  • Active-Low Shutdown Mode
  • "Click and Pop" Reduction Circuitry
  • Low Shutdown Current
  • WSON, MSOP, and SOIC Surface Mount Packaging
  • No Bootstrap Capacitors Required
  • Unity-Gain Stable
  • THD+N at 1kHz at 105mW Continuous Average Power into 16Ω 0.1% (typ)
  • THD+N at 1kHz at 70mW Continuous Average Power into 32Ω 0.1% (typ)
  • Shutdown Current 0.4µA (typ)

产品概述

The LM4809 is a dual audio power amplifier capable of delivering 105mW per channel of continuous average power into a 16Ω load with 0.1% (THD+N) from a 5V power supply.Boomer audio power amplifiers were designed specifically to provide high quality output power with a minimal amount of external components. Since the LM4809 does not require bootstrap capacitors or snubber networks, it is optimally suited for low-power portable systems.The unity-gain stable LM4809 can be configured by external gain-setting resistors.The LM4809 features an externally controlled, active-low, micropower consumption shutdown mode, as well as an internal thermal shutdown protection mechanism.

LM4809MMX/NOPB 数据手册

数据手册 说明 数量 操作
LM4809MMX/NOPB

Amplifier IC Headphones, 2-Channel (Stereo) Class AB 8-VSSOP

30页,1.8M 查看

LM4809MMX/NOPB 电路图

LM4809MMX/NOPB 电路图

LM4809MMX/NOPB 电路图

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