WMSIC Electronic Components

DOWO NE5532-DW NE5532

ModelNE5532-DW
PackageSOP-8
BrandDOWO
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
DOWO NE5532-DW
Type
DOWO
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
DOWO
Electronic Component
NE5532-DW
Electronic Component
1
Package
SOP-8
Electronic Component
Operational Amplifier
Electronic Component
0.147g
Electronic Component
1
Features
ESD
Electronic Component
BM0264801973
Operating Temperature
20℃~+85℃
Amplifier
2
Output Current
120mA
(SR)
9V/us
Static Current(Iq)
6mA
Electronic Component
Electronic Component

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

NE5532-DW 产品概述

NE5532-DW 是东沃(DOWO)推出的高性能双运算放大器,专为音频信号处理和需要较高输出驱动能力的应用而优化。器件在保持低噪声、低失真特性的同时,具有较大的增益带宽与输出驱动能力,适合用于前置放大器、有源滤波、耳机放大及部分工业测量场合。器件提供 SOP-8(同时也常见于 DIP-8)封装,便于在各类板级设计中集成。

一、主要功能与特点

  • 双通道运算放大器,集成两路高性能放大器。
  • 低输入失调电压:典型 300 μV,提高直流精度与低频性能。
  • 低噪声、低失真设计,适合高保真音频信号链路。
  • 增益带宽积(GBW):15 MHz,满足音频及宽带信号处理需求。
  • 压摆率(SR):9 V/μs,针对快速音频瞬态响应优化。
  • 输出短路/大电流能力:输出电流最高可达 120 mA,支持驱动低阻抗负载(如耳机)。
  • 集成 ESD 保护,增强装配与使用过程中的抗静电能力。
  • 宽电源电压工作范围:最大电源宽度 44 V(VDD–VSS),双电源范围 VEE~VCC 为 -22 V ~ +22 V。
  • 工作温度范围:-20 ℃ ~ +85 ℃,满足一般工业与民用环境要求。

二、电气性能概览

  • 放大器数:2(双运放)
  • 最大电源电压(VDD–VSS):44 V
  • 增益带宽积(GBW):15 MHz
  • 输入失调电压(Vos):300 μV(典型)
  • 压摆率(SR):9 V/μs
  • 输入偏置电流(Ib):500 nA
  • 输入失调电流(Ios):200 nA
  • 共模抑制比(CMRR):100 dB
  • 静态电流(Iq):6 mA(每个放大器,典型)
  • 输出电流能力:最高 120 mA
  • 功能特性:ESD 保护
  • 封装形式:SOP-8(常见也有 DIP-8 版本)

这些参数表明 NE5532-DW 在音频和中低频模拟电路中既能提供良好的线性表现,又能在需要一定输出能力的场合维持稳定驱动。

三、典型应用场景

  • 音频前置放大器与前端级(麦克风与乐器前置放大)
  • 有源滤波器(低通、高通、带通、陷波等模拟滤波电路)
  • 耳机/小功率扬声器驱动级(短时峰值与中等连续电流驱动)
  • 调音/均衡电路与音频处理器
  • 工业测量与信号调理(传感器信号放大、仪表输入级)
  • 其他需要低噪声、中等带宽和高线性度的模拟电路

四、封装与引脚说明

NE5532-DW 以 SOP-8 封装为主,便于表面贴装工艺。常见参考管脚功能包括:

  • 两路放大器输入(反相、同相)
  • 两路输出
  • 电源正负(VCC+/VEE-) 在布局时建议将电源引脚附近设置去耦电容(如 0.1 μF 与 10 μF 并联),并尽量缩短模拟输入与反馈回路走线,以保证噪声与稳定性。

五、设计与使用建议

  • 电源去耦:在 VCC 与 VEE 附近分别并联陶瓷 0.1 μF 与钽电容或电解电容(10 μF 级)以降低电源噪声与瞬态阻抗。
  • 反馈与稳定:当采用高闭环增益时,请根据电路配置检查相位裕度,必要时加入小并联电容抑制高频振荡。
  • 输入保护:尽管器件带有 ESD 保护,为提高可靠性建议在可能的过压场合增加限流/滑动二极管或输入 RC 保护网络。
  • 热与散热:在高输出电流工作条件下注意封装温升,保证工作温度不超过额定范围。
  • 供电选择:常见音频系统可采用 ±12 V 或 ±15 V 对称供电;器件最大允许电源差为 44 V,设计时保持一定安全裕度。

NE5532-DW 将传统音频放大器的低噪声、高线性与较强输出能力相结合,是音频产品、测量仪器与各类模拟前端电路中值得信赖的通用双运算放大解决方案。若需更具体的电路示例或参数曲线,请参考厂家数据表与典型应用文档。

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