WMSIC Electronic Components

TA-I Technology RMS04FT10R0

ModelRMS04FT10R0
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
RMS04FT10R0
Type
TA-I Technology
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
RMS04FT10R0
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.009g
Electronic Component
10Ω
Electronic Component
10
Electronic Component
BM0265427434
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.

RMS04FT10R0 厚膜片式电阻产品概述

RMS04FT10R0是大毅科技推出的一款常规高精度小功率厚膜片式电阻,采用0402(1005公制)小型化封装,专为高密度PCB设计、宽温环境应用及常规电子电路的阻性需求打造,具备稳定的电气性能与可靠的环境适应性。

一、产品基本定位与核心属性

该型号属于厚膜电阻范畴,通过陶瓷基底+厚膜电阻膜工艺实现阻值稳定,核心属性明确:

  • 阻值:10Ω(固定阻值);
  • 精度:±1%(优于±5%通用型,满足多数电路对阻值偏差的控制要求);
  • 功率:62.5mW(即1/16W,对应0402封装的典型小功率上限);
  • 耐压:50V(直流/交流有效值,电路设计需结合功率限制);
  • 温区:-55℃~+155℃(覆盖工业级宽温需求,适配严苛环境波动)。

二、核心电气性能解析

1. 阻值与温漂稳定性

10Ω±1%的精度(25℃基准温度下,实际阻值偏差≤±0.1Ω)结合**±200ppm/℃温度系数**,可精准计算温区内的阻值变化:
温度每变化1℃,阻值变化量为±200×10⁻⁶×10Ω=±2mΩ;在-55℃+155℃的210℃温区内,最大阻值变化为±42mΩ,最终阻值范围为9.958Ω10.042Ω,仍远在±1%精度范围内,满足宽温下的性能一致性。

2. 功率与电压限制

  • 62.5mW是25℃环境下可长期稳定工作的最大功率,若环境温度升高,需按降额曲线降低实际功耗(如125℃时需降额至约40mW);
  • 50V耐压需与功率同时满足(公式:P=V²/R),例如当电压为50V时,理论功率达250W(远超额定值),因此实际应用中需通过电路设计控制功耗与电压不超各自限制。

三、封装与工艺特性

1. 0402封装优势

采用0402(英制,对应公制1005:1.0mm×0.5mm)表面贴装封装,具备以下特点:

  • 体积紧凑:适配智能手机、智能穿戴、小型通信设备等高密度PCB设计,大幅节省空间;
  • 贴装高效:兼容常规SMT回流焊、激光焊工艺,支持自动化生产,提升产线效率;
  • 热阻适中:0402封装的热阻约为150℃/W(典型值),可满足小功率应用的散热需求。

2. 厚膜工艺特点

通过丝网印刷电阻浆料→高温烧结→端电极制备等工艺制造,相比薄膜电阻成本更低,相比绕线电阻体积更小,且具备:

  • 阻值范围宽:覆盖1Ω~10MΩ常规规格,适配多场景需求;
  • 稳定性好:陶瓷基底的热膨胀系数与电阻膜匹配,温漂可控;
  • 耐过载能力:短时间内可承受1.5~2倍额定功率的过载(需参考 datasheet 具体要求)。

四、环境适应性与可靠性

1. 宽温工作能力

-55℃+155℃的工作温区覆盖了工业控制、汽车电子(次级应用)、户外设备等场景的温度波动,例如车载信息娱乐系统的-40℃+85℃、工业PLC的-25℃~+85℃均在其范围内。

2. 可靠性测试

该型号通过大毅科技的常规可靠性测试,核心指标符合行业标准:

  • 高温存储(155℃×1000h):阻值变化率≤±0.5%;
  • 温度循环(-55℃~+155℃×500次):阻值变化率≤±0.3%;
  • 湿度测试(85℃/85%RH×1000h):阻值变化率≤±1%;
    同时符合RoHS 2.0、REACH等环保标准,满足无铅化生产要求。

五、典型应用场景

RMS04FT10R0的性能适配以下场景:

  1. 消费电子:智能手机的电源滤波、智能穿戴的传感器信号匹配;
  2. 工业控制:PLC的输入输出接口限流、传感器调理电路分压;
  3. 汽车电子(低功率):车载导航的信号衰减、胎压监测的电源限流;
  4. 通信设备:路由器的DC-DC反馈网络、基站的信号匹配电阻;
  5. 小型电源:线性电源的输出限流、DC-DC转换器的反馈电阻。

六、品牌与品质保障

大毅科技作为专业电子元器件制造商,在厚膜电阻领域具备成熟的生产工艺与品质管控体系:

  • 生产过程采用全自动设备,确保每批次阻值一致性;
  • 每款产品均经过出厂测试,提供完整的 datasheet 与认证报告;
  • 售后服务完善,可提供技术支持与样品申请。

综上,RMS04FT10R0是一款性价比高、性能稳定的厚膜片式电阻,适合常规电子电路的阻性需求,尤其是对体积、温区、精度有综合要求的场景。

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