WMSIC Electronic Components

Slkor OP07

ModelOP07
PackageSOP-8
BrandSLKOR
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Slkor OP07
Type
SLKOR
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SLKOR
Electronic Component
OP07
Electronic Component
1
Package
SOP-8
Electronic Component
Operational Amplifier
Electronic Component
0.179g
Electronic Component
1
Electronic Component
BM0228146961
Operating Temperature
20℃~+85℃
Amplifier
1
(SR)
170V/ms
Static Current(Iq)
2.7mA
Electronic Component
Electronic Component
Electronic Component
2500
(GBW)
500kHz

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

OP07 精密运算放大器(Slkor 萨科微)产品概述

一、产品简介

OP07 是一款面向精密直流测量与低频信号处理的单路运算放大器,Slkor(萨科微)封装为 SOP-8。该器件以超低输入失调电压与优良的温漂性能为主要卖点,适合精密放大、仪表前端、桥式传感器和精密基准缓冲等对直流精度要求高的应用。

二、主要性能亮点

  • 单路放大器,SOP-8 封装,便于 PCB 布局与散热管理。
  • 最大电源总差 (Vdd–Vss):22 V,支持单电源 3 V ~ 22 V,或对称双电源(总差不超过 22 V,例如 ±11 V)。
  • 增益带宽积(GBP):500 kHz,适合低频至中低频精密放大,且在单位增益下稳定。
  • 输入失调电压(Vos):典型 60 μV;温漂(Vos TC):1.8 μV/℃,保证长期与温度变化下的高精度。
  • 压摆率(SR):170 V/ms,能较好地应对中等速率的阶跃或脉冲信号。
  • 输入偏置电流(Ib):1.8 nA,输入失调电流(Ios):800 pA,输入电流温漂 15 pA/℃,对高阻源接口仍需注意偏置误差。
  • 噪声密度(eN):10 nV/√Hz @1 kHz,低频噪声表现优秀;共模抑制比(CMRR):120 dB,差模抑制能力强。
  • 静态电流(Iq):约 2.7 mA(典型),适合对功耗有中等要求的系统。
  • 工作温度范围:-20℃ ~ +85℃。

三、典型应用场景

  • 精密仪表放大器与差分测量前端(要求低失调、低温漂的场合)。
  • 传感器接口:应变计、热电偶/热敏电阻的信号调理与桥式电路。
  • 精密积分器、低频滤波、直流增益校准电路。
  • 基准电压缓冲、采样保持前置放大等需要低漂移直流精度的电路。

四、设计与使用建议

  • 失调误差管理:对于高精度应用,仍建议搭配外部失调校准(可通过输入短路或trim电路)或在输入端并联低温漂电阻以平衡偏置电流带来的电压误差。
  • 源阻匹配:输入偏置电流与失调电流会在高源阻下引入可观误差,尽量保持源阻对称或降低源阻值。
  • 电源去耦:由于静态电流与共模抑制特性,推荐在供电侧使用近端去耦(如 0.1 μF + 10 μF)以抑制电源噪声与瞬态。
  • 布局注意:SOP-8 封装下,输入引脚与反馈网络尽量靠近引脚布置,减小寄生电容与漏电路径,特别在高阻抗与低频测量中尤为重要。
  • 温度影响:Vos TC 为 1.8 μV/℃,在全温范围内的偏移漂移需在系统级加以补偿或校准,长期稳定性应通过温度循环验证。

五、封装与可靠性

SOP-8 封装便于通用 PCB 设计与 DIP/SMT 工艺兼容。器件静态电流较低、温漂与噪声指标优秀,适合精密仪表与工业控制领域。选型时请注意电源总差、输入共模范围(根据具体应用测试)及系统对噪声、偏置和漂移的容忍度。

总结:Slkor(萨科微)版 OP07 以超低失调与优良温漂为核心优势,适用于对直流精度有严格要求的测量与信号调理场合。合理的电源去耦、布局与偏置管理可充分发挥其性能,满足高精度仪表与传感器接口的应用需求。

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