WMSIC Electronic Components

SGMICRO SGM8932YS8G/TR SGM8932YS8G

ModelSGM8932YS8G/TR
PackageSOIC-8
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 SGM8932YS8G / TR
Type
SGMICRO
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SGMICRO
Electronic Component
SGM8932YS8G/TR
Electronic Component
1
Package
SOIC-8
Electronic Component
Operational Amplifier
Electronic Component
0.174g
Electronic Component
1
Electronic Component
Output
Electronic Component
BM0230661424
Operating Temperature
40℃~+85℃
Output Current
35mA
(SR)
800V/ms
Power Supply Voltage
1.8V~5.5V
Static Current(Iq)
80uA
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.

SGM8932YS8G/TR 产品概述

SGM8932YS8G/TR 是圣邦微(SGMICRO)推出的一款高性能、低功耗轨到轨输出运算放大器,采用 SOIC-8 封装,适合对精度、低噪声和低偏置电流有较高要求的便携式与工业级信号链应用。器件在宽电源范围和工业级温度下保持稳定性能,是传感器前端、ADC 驱动、精密滤波与缓冲放大常用选择。

一、主要特性

  • 轨到轨输出,能充分利用单电源电压范围。
  • 增益带宽积(GBW):1.5 MHz,适合中等带宽的信号处理任务。
  • 输入失调电压(Vos):200 μV,温漂(Vos TC):1.5 μV/℃,保证低失调与良好温度稳定性。
  • 压摆率(SR):800 V/ms,提供快速瞬态响应与良好建模/采样性能。
  • 输入偏置电流(Ib):3 pA,输入失调电流(Ios):3 pA,适合高阻抗源信号采集。
  • 输入电压噪声密度(eN):30 nV/√Hz @1 kHz,低噪声特性有利于微弱信号放大。
  • 共模抑制比(CMRR):86 dB,保证差分误差抑制能力。
  • 静态电流(Iq):80 μA,适用于低功耗系统设计。
  • 输出电流:35 mA,能够驱动常见负载。
  • 单电源工作范围:1.8 V ~ 5.5 V,工作温度:-40 ℃ ~ +85 ℃。
  • 封装:SOIC-8,便于 PCB 布局与双路放大器集成(YS8 封装形式)。

二、性能亮点解析

  • 低失调与低温漂:200 μV 的低失调电压及 1.5 μV/℃ 的温漂使器件在精密测量与直流耦合电路中表现优异,减少后级校准开销。
  • 极低偏置电流:3 pA 的输入偏置电流适合光电、热电偶及高阻抗传感器接口,能有效降低偏置引入的误差。
  • 轨到轨输出与宽电源:1.8 V 至 5.5 V 的单电源支持多数电池与嵌入式系统,轨到轨输出拓宽了动态范围,提升 ADC 驱动效率。
  • 平衡的速度与噪声:1.5 MHz GBW 与 800 V/ms SR 结合 30 nV/√Hz 的噪声性能,可在中低频段实现高精度信号放大与快速响应。

三、典型应用场景

  • 传感器前端与信号调理(温度、压力、光学传感器等);
  • 精密低频数据采集与 ADC 驱动;
  • 便携式医疗、便携式测试设备;
  • 低功耗便携系统与电池供电产品;
  • 低噪声放大器、滤波器与缓冲电路。

四、封装与系统集成建议

  • SOIC-8 封装便于双通道布局,适合常见 PCB 工艺与自动化贴装。
  • 在设计时建议做好电源去耦(如靠近 VCC/GND 放置 0.1 μF 陶瓷电容),以保证瞬态响应与稳定性。
  • 若驱动容性负载或长电缆,注意输出端负载稳定性与必要的缓冲/隔离措施。

五、实用选型与注意事项

  • 若系统以超低失调或超低噪声为优先,应结合实际带宽需求核算闭环增益下的带宽与相位裕度。
  • 关注工作温度下失调漂移与偏置电流随温度变化的影响,必要时在 PCB 上留足热源隔离空间。
  • 输出可提供最高约 35 mA 驱动能力,但连续大电流输出会增加功耗与热耗散,应评估功耗预算。

六、总结

SGM8932YS8G/TR 以其低失调、低偏置电流、轨到轨输出和宽电源范围,在便携与工业级精密信号处理领域具有良好竞争力。综合低功耗(Iq 约 80 μA)、中等带宽(1.5 MHz)与较高压摆率(800 V/ms),为传感器接口、ADC 驱动与精密放大器设计提供了实用且经济的解决方案。若需进一步的电路实例、典型应用电路或参数曲线,可参考圣邦微官方数据手册以获取完整规格与测试条件。

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