WMSIC Electronic Components

COSINE COS6001TR

ModelCOS6001TR
PackageSOT23-5
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 COS6001TR
Type
COSINE
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
COSINE
Electronic Component
COS6001TR
Electronic Component
1
Package
SOT23-5
Electronic Component
Operational Amplifier
Electronic Component
0.046g
Electronic Component
1
Electronic Component
Output
Features
Built-in
Electronic Component
BM0226493218
Operating Temperature
40℃~+125℃
Amplifier
1
Output Current
21mA
(SR)
700V/ms
Power Supply Voltage
1.8V~5.5V

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

COS6001TR 产品概述

COS6001TR 是科山芯创(COSINE)推出的一款高性能单通道运算放大器,专为低功耗、低噪声和高输入阻抗的精密前端应用设计。器件集成内部补偿,支持轨到轨输入与轨到轨输出,可在狭窄电源电压下稳定工作,适用于便携式设备、传感器接口、模拟滤波和数据采集等场景。

一、主要性能亮点

  • 单通道运算放大器,型号:COS6001TR(封装 SOT23-5)
  • 供电范围:单电源 1.8 V ~ 5.5 V,最大电源差(Vdd–Vss)可达 6 V
  • 双电源工作范围(参考):Vee ~ Vcc = -0.9 V ~ +2.75 V
  • 轨到轨输入与输出,便于在低电压系统中获得最大动态范围
  • 增益带宽积(GBW):1.5 MHz
  • 压摆率(SR):700 V/ms,适合快速边沿驱动与简易滤波器应用
  • 最大输出电流:21 mA,能够驱动常见负载
  • 静态电流(Iq):约 50 μA(低功耗特性,适合电池供电)

二、输入与噪声性能

  • 输入失调电压(Vos):典型 5 mV,配合低温漂适合长期精度应用
  • 输入失调电压温漂(Vos TC):2 μV/°C,保证随温度变化的小增量漂移
  • 输入偏置电流(Ib)与输入失调电流(Ios):均为 2.5 pA(非常低),便于高阻抗传感器直连
  • 输入电压噪声密度(eN):40 nV/√Hz @ 1 kHz,适用于低噪声前端设计
  • 共模抑制比(CMRR):125 dB,高共模抑制确保共模干扰对差分放大影响极小

三、应用场景

COS6001TR 的特性使其非常适合以下典型应用:

  • 传感器信号调理:热电阻、热电偶、压阻式压力传感器、化学传感器的高阻抗前端
  • 便携式与电池供电仪表:低静态电流与宽供电范围提高续航及兼容性
  • 仪器放大器与差分放大:高 CMRR 与低输入偏置利于精密测量
  • 主动滤波器、缓冲器与采样保持前端:轨到轨特性扩大信号动态范围
  • ADC 驱动、数据采集系统输入级:低噪声、低漂移保证采样精度

四、实用设计建议

  • 电源去耦:建议在器件电源引脚附近并联 0.1 μF(陶瓷)与 1 μF(钽或电解)去耦,确保瞬态稳定。
  • 输入保护:对于可能存在瞬态电压或超出输入范围的场合,加入适当的限流电阻或保护二极管。
  • 驱动容性负载:器件内部已补偿,但在驱动大容性负载时建议在输出与负载之间并联小电阻(10–100 Ω)以防振荡。
  • 低泄漏布局:要发挥 pA 级偏置电流优势,PCB 布局应减少表面泄漏(扩大输入端绝缘、使用灌封或保护涂层、保持输入走线短并避免污染)。
  • 温度与封装:SOT23-5 小封装便于空间受限的应用,但注意散热和焊接工艺,确保工作温度在 -40 ℃ 至 +125 ℃ 范围内。

五、封装与选型信息

  • 型号:COS6001TR
  • 品牌:COSINE(科山芯创)
  • 封装:SOT23-5(小型化,适合贴片组装)
  • 单路放大器设计,带内部补偿,便于直接采用于常见单级或多级放大电路中

六、总结

COS6001TR 结合了轨到轨输入/输出、极低输入偏置电流、低噪声与低静态功耗等多项优势,适合对输入阻抗、噪声和功耗有严格要求的便携与工业级模拟前端应用。内部补偿与 SOT23-5 小封装使得在空间和功耗受限的设计中可以快速集成与部署。设计时注意电源去耦、输入防护及对容性负载的处理,可获得稳定且高精度的放大性能。若需进一步的电气特性曲线、典型应用电路或器件封装图,请参考 COSINE 官方数据手册或联系技术支持。

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