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  • 参考价格:¥10.28-¥9.80

更新日期:2024-04-01 00:04:00

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产品简介:6W 立体声、10V 至 16V 电源电压、模拟输入 AB 类音频放大器

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  • 参考价格:¥10.28-¥9.80

LM4940TSX 供应商

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LM4940TSX 中文资料属性参数

  • 制造商:National Semiconductor (TI)
  • 产品:Class-AB
  • 输出功率:6 W x 2 at 4 Ohms
  • 输出类型:2-Channel Stereo
  • THD + 噪声:0.15 %
  • 工作电源电压:12 V, 15 V
  • 最大工作温度:+ 85 C
  • 安装风格:SMD/SMT
  • 封装 / 箱体:TO-263
  • 封装:Reel
  • 音频负载电阻:4 Ohms
  • 输入信号类型:Single
  • 最小工作温度:- 40 C
  • 输出信号类型:Single
  • 电源类型:Single
  • Supply Voltage - Max:16 V
  • Supply Voltage - Min:10 V

产品特性

  • Click and Pop Circuitry Eliminates Noise During Turn-On and Turn-Off Transitions
  • Low Current, Active-Low Shutdown Mode
  • Low Quiescent Current
  • Stereo 6W Output, RL = 4Ω
  • Short Circuit Protection
  • Unity-Gain Stable
  • External Gain Configuration Capability
  • Quiscent Power Supply Current: 40mA (max)   (SE)
  • POUT VDD = 14.4V, RL = 4Ω, 10% THD+N: 6 W (typ)
  • Shutdown Current: 40µA (typ)

产品概述

The LM4940 is a dual audio power amplifier primarily designed for demanding applications in flat panel monitors and TVs. It is capable of delivering 6 watts per channel to a 4Ω load with less than 10% THD+N while operating on a 14.4VDC power supply.Boomer audio power amplifiers were designed specifically to provide high quality output power with a minimal amount of external components. The LM4940 does not require bootstrap capacitors or snubber circuits. Therefore, it is ideally suited for display applications requiring high power and minimal size.The LM4940 features a low-power consumption active-low shutdown mode. Additionally, the LM4940 features an internal thermal shutdown protection mechanism along with short circuit protection.The LM4940 contains advanced pop and click circuitry that eliminates noises which would otherwise occur during turn-on and turn-off transitions.The LM4940 is a unity-gain stable and can be configured by external gain-setting resistors.

LM4940TSX 电路图

LM4940TSX 电路图

LM4940TSX 电路图

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