WMSIC Electronic Components

COSINE COS620ARZ

ModelCOS620ARZ
PackageSOP-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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
COSINE COS620ARZ
Type
COSINE
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
COSINE
Electronic Component
COS620ARZ
Electronic Component
1
Package
SOP-8
Electronic Component
Instrumentation Amplifier
Electronic Component
0.12g
Power Supply
4.5V~36V
Electronic Component
1
Electronic Component
Output
Features
Resistor
Electronic Component
BM0265013191
Operating Temperature
40℃~+125℃
Amplifier
Electronic Component
Output Current
10mA
(SR)
1V/us

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

COS620ARZ 仪表放大器产品概述

一、核心身份与定位

COS620ARZ是科山芯创(COSINE)推出的单路仪表放大器,采用SOP-8标准封装,定位于通用型高精度信号放大场景,兼顾性能与成本优势。其设计针对传感器微弱信号采集、差分信号处理等典型需求优化,适配工业自动化、汽车电子、医疗仪器等多领域的信号调理场景。

二、关键性能参数亮点

1. 高抗干扰能力

125dB的共模抑制比(CMRR) 是核心优势——能有效抑制共模干扰(如工业现场电磁噪声、电源波动),确保差分输入信号的准确放大,尤其适合多干扰环境下的传感器信号采集。

2. 低失调与低偏置电流

  • 输入失调电压(Vos)仅50μV,输入失调电流(Ios)1nA,输入偏置电流(Ib)2nA;
  • 适合高阻抗输入场景(如压电传感器、光电传感器),避免因输入电流导致的信号衰减或失调误差。

3. 中等带宽与动态响应

  • 1.5MHz增益带宽积(GBP)覆盖低频到中速信号(如1kHz以下传感器信号、10kHz以内中频信号);
  • 1V/μs压摆率(SR)满足小信号快速变化的放大需求,避免波形失真。

4. 低噪声设计

8nV/√Hz@1kHz的电压噪声密度,在同类产品中处于较高水平,适合微弱信号检测(如心电、肌电信号,或低功耗传感器毫伏级输出),减少信号放大后的噪声叠加。

5. 宽输出动态范围

轨到轨输出设计,输出可接近电源轨,动态范围比传统放大器宽约20%,充分利用电源电压的输出能力,提升信号利用率与测量精度。

三、电源与封装适应性

1. 宽电源电压范围

  • 单电源:4.5V~36V;
  • 双电源:±2.3V~±18V;
  • 适配不同系统电源(如工业24V、汽车12V、便携式5V),无需额外电源转换电路。

2. 紧凑封装设计

SOP-8小封装(尺寸约5.2×6.2mm),节省PCB空间,适合小型化模块(如车载传感器模块、手持测试设备),便于批量生产与集成。

四、典型应用场景

1. 工业自动化信号调理

压力、温度、流量传感器的差分信号放大——高CMRR抑制工厂电磁干扰,低噪声确保微弱信号准确采集,宽温范围适配车间环境。

2. 汽车电子传感器接口

胎压监测(TPMS)、氧传感器、温度传感器的信号放大——-40℃~+125℃宽温范围满足车载环境,1mA低静态电流适配汽车电池供电。

3. 医疗微弱信号检测

心电(ECG)、肌电(EMG)等生物电信号放大——低噪声、低失调避免信号失真,轨到轨输出提升动态范围,辅助临床诊断设备精准测量。

4. 通用测试测量设备

示波器、数据采集卡的信号放大模块——中等带宽覆盖多频率信号,轨到轨输出提升测量精度,宽电源适配不同测试设备。

五、环境可靠性保障

1. 工业级宽温范围

-40℃~+125℃工作温度,覆盖工业现场、汽车发动机舱等极端环境,高低温下性能稳定。

2. 高电源稳定性

120dB电源纹波抑制比(PSRR),有效抑制电源波动(电网波动、电池电压变化)对输出的影响,提升系统稳定性。

3. 低功耗设计

仅1mA静态电流,适合电池供电的便携式设备(如手持传感器校准仪),延长续航时间且减少发热。

总结

COS620ARZ以高CMRR、低噪声、宽适应性为核心优势,兼顾成本与性能,是工业、汽车、医疗等场景信号调理的高性价比选择,可满足从微弱信号检测到中等带宽放大的多样化需求。

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