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LM4951ASDX/NOPB

Texas Instruments 音频 IC
  • 参考价格:¥10.01

更新日期:2024-04-01 00:04:00

LM4951ASDX/NOPB

Texas Instruments 音频 IC

产品简介:具有短路保护的 1.8W 单声道 2.7V 至 9V 模拟输入 AB 类音频放大器

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  • 参考价格:¥10.01

LM4951ASDX/NOPB 供应商

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LM4951ASDX/NOPB 中文资料属性参数

  • 制造商:National Semiconductor (TI)
  • 产品:Class-AB
  • 输出功率:1.8 W x 1 at 8 Ohms
  • 输出类型:1-Channel Mono
  • THD + 噪声:0.07 %
  • 工作电源电压:3 V, 5 V
  • 最大工作温度:+ 85 C
  • 封装 / 箱体:LLP EP
  • 封装:Reel
  • 音频负载电阻:8 Ohms
  • 输入信号类型:Single
  • 最小工作温度:- 40 C
  • 输出信号类型:Differential
  • 工厂包装数量:4500
  • 电源类型:Single
  • Supply Voltage - Max:9 V
  • Supply Voltage - Min:2.7 V

产品特性

  • Pop & Click Circuitry Eliminates Noise During Turn-On and Turn-Off Transitions
  • Wide Supply Voltage Range: 2.7V to 9V
  • Low Current, Active-Low Shutdown Mode
  • Low Quiescent Current
  • Thermal Shutdown Protection
  • Short Circuit Protection
  • Unity-Gain Stable
  • External Gain Configuration Capability
  • Wide Voltage Range 2.7V to 9V
  • Quiescent Power Supply Current (VDD = 7.5V) 2.5mA (typ)
  • Power Output BTL at 7.5V, 1% THD 1.8 W (typ)
  • Shutdown Current 0.01µA (typ)
  • Fast Turn on Time 25ms (typ)

产品概述

The LM4951A is an audio power amplifier designed for applications with supply voltages ranging from 2.7V up to 9V. The LM4951A is capable of delivering 1.8W continuous average power with less than 1% THD+N into a bridge connected 8Ω load when operating from a 7.5VDC power supply. Boomer audio power amplifiers were designed specifically to provide high quality output power with a minimal amount of external components. The LM4951A does not require bootstrap capacitors, or snubber circuits. The LM4951A features a low-power consumption active-low shutdown mode. Additionally, the LM4951A features an internal thermal shutdown protection mechanism and short circuit protection. The LM4951A contains advanced pop & click circuitry that eliminates noises which would otherwise occur during turn-on and turn-off transitions. The LM4951A is unity-gain stable and can be configured by external gain-setting resistors.

LM4951ASDX/NOPB 电路图

LM4951ASDX/NOPB 电路图

LM4951ASDX/NOPB 电路图

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