WMSIC Electronic Components

Hangzhou Ruimeng MS8629

ModelMS8629
PackageSOP-8
BrandElectronic Component
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
MS8629
Type
Relmon
Minimum package
2500 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
MS8629
Electronic Component
1
Package
SOP-8
Electronic Component
Precision Op Amp
Electronic Component
0.204g
Electronic Component
1
Electronic Component
Output
Features
Electronic Component
Electronic Component
BM0265631854
Operating Temperature
40℃~+125℃
Amplifier
Electronic Component
Output Current
30mA
(SR)
1.25V/us
Power Supply Voltage
1.8V~5V

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

杭州瑞盟MS8629双路精密运算放大器产品概述

一、产品定位与核心价值

MS8629是杭州瑞盟推出的工业级双路精密运算放大器,针对「高精度测量、低功耗便携、宽温环境稳定」三大核心需求设计,核心价值体现在「轨到轨全范围工作+高共模抑制+低噪声精密放大」,可替代同类进口器件,适配国产供应链需求,广泛覆盖工业控制、医疗仪器、便携设备等场景。

二、关键性能参数解析

1. 输入精密特性

  • 极低偏置电流(Ib=10pA):适配高阻抗传感器(如压电、光电传感器),避免信号源负载效应,保证微弱信号无衰减;
  • 微伏级失调与温漂:输入失调电压(Vos=2uV)+ 30nV/℃温漂,实现静态信号的长期稳定放大,无需频繁校准;
  • 140dB共模抑制比(CMRR):有效抑制电源纹波、电磁干扰等共模噪声,提升信号信噪比(典型可降低100倍以上干扰)。

2. 动态与噪声性能

  • 3.8MHz增益带宽积(GBP) + 1.25V/μs压摆率(SR):满足中等带宽信号(100kHz以下传感器信号、音频信号)的快速响应,避免信号失真;
  • 22nV/√Hz@1kHz噪声密度:低噪声设计适合微弱信号放大(如生物电信号、微弱光信号),背景杂音可忽略。

3. 电源与输出特性

  • 轨到轨输入/输出(RRIO):单电源下覆盖「地→电源电压」全动态范围,双电源下覆盖「正负电源轨附近」,无需电平偏移电路;
  • 宽电源适配:单电源1.8V5V(适配便携设备低电压需求),双电源±0.9V±2.5V(对称电源场景),最大电源宽度5V;
  • 低静态电流(1.2mA/路):兼顾性能与功耗,电池供电设备可连续工作100小时以上(典型1000mAh电池)。

4. 环境与可靠性

  • 工业级宽温范围(-40℃~+125℃):满足户外、车载、车间等极端温度环境(如北方冬季户外监测、高温工业炉);
  • 30mA输出电流:可直接驱动小型继电器、LED指示灯、中等阻抗负载,无需额外缓冲电路。

三、典型应用场景

1. 工业传感器信号调理

适配压力、温度、流量等工业传感器的微弱信号放大,高CMRR抑制现场电磁干扰,宽温范围满足户外/车间环境(如化工管道压力监测)。

2. 便携医疗设备

用于血糖仪、血氧仪的生物电信号放大,单电源1.8V适配电池供电,低噪声与低失调确保测量精度(误差≤0.5%)。

3. 通信接口电路

作为RS485、CAN总线的信号驱动/接收级,中等带宽满足低速通信需求,轨到轨输出适配低电压总线(如3.3V工业总线)。

4. 音频前置放大

便携音箱、耳机放大器的前置级,轨到轨输出提升动态范围(可达100dB以上),低噪声减少背景杂音(信噪比≥80dB)。

四、封装与供应链适配

采用SOP-8贴片封装(5.2mm×6.0mm),体积小巧,兼容标准回流焊工艺,适合批量自动化生产;杭州瑞盟提供稳定国产供应链支持,交期短(典型7~15天),降低进口依赖风险。

五、总结

MS8629通过「精密输入+宽电压轨到轨+低功耗宽温」的综合优势,平衡了「高精度」与「实用性」,是国产替代进口精密运放的高性价比选择,可覆盖工业、医疗、便携三大核心场景的多样化需求。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.