WMSIC Electronic Components

SGMICRO SGM8631XC5/TR SGM8631XC5

ModelSGM8631XC5/TR
PackageSC-70-5
BrandSGMICRO
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 24+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
SGMICRO SGM8631XC5 / TR
Type
SGMICRO
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SGMICRO
Electronic Component
SGM8631XC5/TR
Electronic Component
1
Package
SC-70-5
Electronic Component
Operational Amplifier
Electronic Component
0.037g
Electronic Component
1
Electronic Component
Output
Electronic Component
BM0227780782
Operating Temperature
40℃~+125℃
Amplifier
1
Output Current
53mA
(SR)
3.7V/us
Static Current(Iq)
470uA
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.

SGM8631XC5/TR 产品概述

一、概要特性

SGM8631XC5/TR 是由 SGMICRO(圣邦微)提供的一款单通道运算放大器,封装为 SC-70-5 小封装。器件支持轨到轨输入与轨到轨输出,输入失调电压典型值为 800µV,温漂 Vos TC 为 2.4µV/℃;压摆率(SR)为 3.7V/µs,静态电流(Iq)约为 470µA,输出驱动能力为 53mA。输入偏置电流与输入失调电流均为 1pA 等级,共模抑制比(CMRR)为 90dB,工作温度范围为 -40℃ 至 +125℃。

二、性能亮点与工程意义

  • 轨到轨输入/输出:在低电压供电和电源轨受限的便携/电池供电系统中,可提高信号利用率,减少额外电平移位电路。
  • 低失调与低漂移:800µV 的输入失调和 2.4µV/℃ 的温漂使其在精密直流测量与缓冲应用中表现可靠,无需大量后校准。
  • 极低输入偏置(≈1pA):非常适合高阻抗源(如光电二极管、霍尔传感器、高阻抗电阻桥)和电荷/跨阻放大器设计,可最大限度降低偏置误差。
  • 适中速度与驱动能力:3.7V/µs 的压摆率适合常规滤波器和数据采集前端,53mA 的输出电流可驱动小型负载或被动滤波器网络。
  • 低功耗特点:470µA 的静态电流在便携设备和远端节点应用中保持能耗可控。

三、典型应用

  • 传感器前端:加速度计、温度/压力传感器、电桥/电阻式传感器缓冲与放大;
  • 光电与跨阻放大器:得益于极低输入偏置电流,适用于光电二极管阵列与光纤接收前端;
  • 便携式数据采集系统:轨到轨特性配合低功耗,适合电池供电的采样模组;
  • 有源滤波器与缓冲放大器:用于抗混叠滤波、仪表放大与驱动 ADC 的输入级。

四、封装与设计注意事项

  • 封装为 SC-70-5,体积小适合空间受限设计,但需注意散热与焊盘设计以保证输出驱动与热稳定性;
  • 低偏置电流应用时注意 PCB 杂散电流与污染,采用良好清洁和防潮措施,必要时使用保护性涂层或隔离;
  • 静电与瞬态敏感:在输入端加入合适的限流/防护网络以保护输入级;电源端建议并联去耦电容(近端 0.1µF + 1µF)以保证稳定性与抗干扰能力;
  • 临近电源轨工作时性能会随接近程度略有变化,具体细节请参阅原厂数据手册。

五、选型建议与对比要点

在选择时应关注器件的输入噪声、带宽和电源电压范围(参考数据手册),并根据实际负载和速度需求评估其 3.7V/µs 压摆率与 53mA 输出能力是否满足系统要求。若系统对失调要求更苛刻或需零漂性能,可考虑采用具备内部斩波或更低 Vos 的器件;若需更高带宽或更低功耗,也可在同类产品中进行横向对比。总体而言,SGM8631XC5/TR 在精密缓冲、高阻抗传感器接口和便携式模拟前端中具备较高的性价比与实用性。详尽电气参数与典型应用电路建议请参考官方数据手册。

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