WMSIC Electronic Components

TA-I Technology RL12FTNR100

ModelRL12FTNR100
Package1206
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
RL12FTNR100
Type
TA-I Technology
Minimum package
5000 圆盘

Technical parameters

Power
500mW
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
RL12FTNR100
Electronic Component
1
Package
1206
Electronic Component
Current Sense Resistor / Shunt
Electronic Component
±1%
Electronic Component
0.03g
Electronic Component
100mΩ
Electronic Component
1
Electronic Component
BM0264549207
Electronic Component
SMD
Electronic Component
±200ppm/℃
Resistor Type
Metal Film Resistor
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.

RL12FTNR100 贴片电流采样电阻产品概述

RL12FTNR100是大毅科技推出的1206封装贴片电流采样电阻,专为中低功率电路的电流检测与控制设计,具备高精度、温度稳定性强、体积小巧等核心优势,广泛适配电源管理、电机驱动等多领域应用需求。

一、核心参数梳理

该电阻的技术参数清晰匹配电流采样场景的基本要求,关键指标如下:

  • 阻值与精度:标称阻值100mΩ(毫欧级),精度±1%,批量应用中可保证电流检测的一致性;
  • 功率承载:额定功率500mW,对应最大允许电流约70.7A(按公式(I=\sqrt{P/R})计算,实际需遵循降额设计);
  • 温度系数:±200ppm/℃,表示温度每变化1℃,阻值变化量仅0.02mΩ,在-55℃~125℃工业温度范围内,阻值波动可控;
  • 安装与封装:贴片式安装,采用1206标准封装(尺寸3.2mm×1.6mm),适配自动化SMT生产流程。

二、封装与安装特性

1206封装是贴片电阻的主流规格之一,在安装与结构上具备显著优势:

  • 体积紧凑:相比插件电阻,1206封装占用PCB面积仅约5.12mm²,适合高密度电路设计(如便携式设备、小型电源模块);
  • 贴装高效:支持回流焊、波峰焊等自动化工艺,生产效率高,可降低人工成本;
  • 抗环境性能:无引脚贴片结构,抗振动、抗冲击性能优于插件电阻,适配车载、工业控制等振动场景。

三、性能优势解析

RL12FTNR100在电流采样场景中体现出针对性的性能优势:

  1. 高精度采样:±1%的阻值精度直接提升电流检测准确性,尤其适合电池充放电管理、过流保护等需精确控制电流的场景;
  2. 温度稳定性:±200ppm/℃的温度系数可有效抑制环境温度波动对阻值的影响,避免采样误差(如100℃时阻值仅变化1.5mΩ,变化率1.5%);
  3. 功率适配性:500mW额定功率覆盖中低功率电路(如1A电流时功率损耗仅0.1W,远低于额定值),兼顾采样精度与功耗控制;
  4. 环保合规:符合RoHS 2.0、REACH等标准,无铅无镉,适配绿色电子产品生产要求。

四、典型应用场景

基于性能特性,RL12FTNR100可广泛应用于以下领域:

  1. 电源管理系统:开关电源、线性电源的输出电流检测,过流保护电路的信号采集;
  2. 电机驱动电路:直流电机、步进电机的电流反馈控制,防止电机过载烧毁;
  3. 便携式电子设备:手机、平板、笔记本的电池充放电管理,实时监测电池电流;
  4. 工业控制设备:PLC、变频器的电流检测模块,保障设备稳定运行;
  5. 汽车电子:车载电源适配器、电动座椅电机的电流采样(部分批次支持-40℃~125℃,满足基础车载需求)。

五、品牌与品质保障

大毅科技作为专业电阻制造商,RL12FTNR100具备可靠的品质基础:

  • 参数一致性:批量生产中阻值、温度系数波动极小,适合大规模量产;
  • 可靠性验证:经过高温老化、振动测试等严格验证,满足工业级应用的长期稳定性;
  • 技术支持:提供完整 datasheet 与应用方案,帮助客户快速集成到产品设计中。

总结:RL12FTNR100是一款高性价比的贴片电流采样电阻,以1206封装实现了高精度、稳定度与小体积的平衡,适配多领域中低功率电路的电流检测需求,是电源管理、电机控制等场景的理想选择。

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