WMSIC Electronic Components

COSINE COS8052MR

ModelCOS8052MR
PackageMSOP-8
BrandCOSINE
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
COSINE COS8052MR
Type
COSINE
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
COSINE
Electronic Component
COS8052MR
Electronic Component
1
Package
MSOP-8
Electronic Component
Operational Amplifier
Electronic Component
0.178g
Electronic Component
1
Electronic Component
Output
Features
Built-in
Electronic Component
BM0264547324
Operating Temperature
40℃~+125℃
Amplifier
2
Output Current
100mA
(SR)
150V/us
Power Supply Voltage
2.5V~5.5V

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

COS8052MR 产品概述

一、概述

COS8052MR 是科山芯创(COSINE)推出的双路轨到轨运算放大器,封装为 MSOP-8,内置补偿,针对低电压供电下的精密与高速信号处理优化。器件工作温度范围宽,适合工业级与便携式应用。

二、主要性能指标

  • 放大器数:2
  • 电源电压:单电源 2.5V ~ 5.5V;双电源 ±1.25V ~ ±2.25V;最大电源差 9V
  • 输入/输出:轨到轨输入,轨到轨输出
  • 增益带宽积(GBW):100 MHz
  • 压摆率(SR):150 V/μs
  • 输入失调电压(Vos):5 mV,温漂 2 μV/℃
  • 输入偏置电流(Ib):2.5 pA;输入失调电流(Ios):1 pA
  • 输入电压噪声密度:8 nV/√Hz @ 1 kHz
  • 共模抑制比(CMRR):125 dB
  • 静态电流(Iq):2.6 mA(典型)
  • 输出电流:可提供高达 100 mA 峰值
  • 功能特性:内置补偿,易于稳定闭环使用

三、产品优势

COS8052MR 在保持低失调和极低偏置电流的同时,提供较高的带宽与压摆率,使其在需要兼顾精度与瞬态性能的场合表现优秀。轨到轨输入/输出消除了对电平移位放大器的需求,适合低电压供电系统。高 CMRR 与低噪声特性,使其在传感器前端及高阻抗源采集方面具有明显优势。

四、典型应用

  • 精密传感器信号调理(温度、压力、应变片等)
  • ADC 驱动与采样保持电路
  • 低噪声放大器与前置放大器
  • 视频/通信前端缓冲与滤波
  • 便携式、手持与电池供电设备

五、设计与选型建议

  • 高速闭环设计时注意输出负载与电容负载对稳定性的影响,必要时采用适当的相位补偿或并联阻尼。
  • 电源旁路应尽量靠近芯片引脚,采用低 ESR 陶瓷电容以抑制高频噪声和寄生振荡。
  • 对低噪声要求高的应用,注意输入端阻抗匹配与屏蔽,合理选择输入滤波以充分发挥 8 nV/√Hz 的噪声优势。
  • 若需在极限电流或极端温度下工作,请参照器件数据手册中的热特性与功耗限制进行验证。

六、封装与可靠性

COS8052MR 提供 MSOP-8 紧凑封装,适合 PCB 面积受限的设计。器件按工业级温度 (-40℃ 至 +125℃) 规范测试,适用于多数工业和消费类应用。欲获取详细电气特性、典型应用电路及 PCB 布局建议,请参阅官方数据手册并与供应商沟通样片验证。

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