WMSIC Electronic Components

TA-I RMS04JT471

ModelRMS04JT471
Package0402
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
RMS04JT471
Type
0402
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
RMS04JT471
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.009g
Electronic Component
470Ω
Electronic Component
10
Electronic Component
BM0265676249
Operating Temperature
55℃~+155℃
Operating Voltage
50V
Electronic Component
±200ppm/℃
Resistor Type
Resistor

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

RMS04JT471 厚膜贴片电阻产品概述

一、产品基本定位与核心价值

RMS04JT471是大毅科技推出的0402封装厚膜贴片电阻,针对小型化、高密度电子设备的信号调理、电源管理等场景设计,核心价值在于小体积下的宽温区稳定表现与高性价比,兼顾可靠性与成本控制,适配消费电子、工业控制等多领域需求。

二、关键技术参数详解

该产品参数围绕“小型化+稳定可靠”设计,核心参数及实际意义如下:

  • 阻值与精度:470Ω(标识“471”),±5%精度,满足一般电子电路的阻值偏差要求,无需额外校准即可适配大多数信号调理、分压电路;
  • 功率等级:62.5mW,是0402封装厚膜电阻的典型额定功率,适配小信号电路(如传感器输出、逻辑电平转换)的功耗需求,避免功率冗余导致的体积浪费;
  • 工作电压:50V,高于同封装竞品的常见30V/40V等级,提升电路安全裕度,可覆盖部分低压直流电源、继电器驱动电路的电压场景;
  • 温度系数(TC):±200ppm/℃,表示温度每变化1℃,阻值变化±200×10⁻⁶Ω,在-55℃~+155℃宽温区下,阻值波动可控(如155℃与-55℃温差210℃,阻值变化约±4.2%,仍在精度范围内);
  • 工作温度范围:-55℃+155℃,覆盖工业级(-40℃+85℃)与部分汽车电子(-55℃~+125℃)的温区需求,适配极端环境下的稳定工作。

三、封装与工艺特点

  1. 0402小体积封装:英制0402(公制1005),尺寸仅1.0mm×0.5mm,适合高密度PCB设计(如智能手机主板、智能穿戴设备),可有效减少电路板面积;
  2. 厚膜工艺优势:采用厚膜印刷技术,相比薄膜电阻成本更低,同时具备耐过负载能力强(短时间过负载后阻值恢复快)、抗湿度性能优(符合IEC 60068-2-67湿度测试标准)的特点;
  3. 端电极设计:采用三层端电极(镍/锡或镍/银),兼容回流焊、波峰焊工艺,焊接后焊点强度高,抗机械振动能力符合IPC-A-610标准。

四、典型应用场景

该产品因参数适配性广,可覆盖以下核心场景:

  • 消费电子:智能手机/平板的传感器电路(如加速度计、环境光传感器信号调理)、智能穿戴(智能手表/手环的电源管理模块);
  • 工业控制:小型PLC的输入输出模块、工业传感器(如温度传感器、压力传感器)的信号放大电路;
  • 汽车电子:车载仪表盘背光电路、车身控制模块(BCM)的小信号开关电路(适配-40℃~+85℃常规车载温区);
  • 通信设备:小型基站、路由器的射频前端滤波电路、电源模块的分压电阻。

五、可靠性与品质保障

大毅科技对该产品的品质管控严格,符合多项行业标准:

  • 环境可靠性:通过温度循环测试(-55℃+155℃,1000次循环)、振动测试(102000Hz,加速度2g),阻值变化率≤1%;
  • 环保合规:符合RoHS 2.0、REACH等环保指令,无铅焊接兼容,适配全球市场需求;
  • 批次一致性:采用自动化生产与检测,批次内阻值偏差≤±0.5%(远低于标称±5%),减少生产中的不良率。

六、总结

RMS04JT471作为大毅科技的0402封装厚膜电阻,以小体积、宽温区、高性价比为核心优势,适配多领域小型化电子设备的需求,兼顾可靠性与成本控制,是消费电子、工业控制等场景的优选电阻器件。

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.