WMSIC Electronic Components

TA-I Technology RL06FTNR120

ModelRL06FTNR120
Package0603
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
RL06FTNR120
Type
TA-I Technology
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
RL06FTNR120
Electronic Component
1
Package
0603
Electronic Component
Current Sense Resistor / Shunt
Electronic Component
±1%
Electronic Component
0.015g
Electronic Component
120mΩ
Electronic Component
1
Electronic Component
BM0264549230
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.

RL06FTNR120 电流采样电阻产品概述

一、产品定位与核心功能

RL06FTNR120是大毅科技推出的一款贴片式电流采样/分流电阻,采用0603小型封装,专为电路中电流信号的精准采样设计。其核心作用是通过低阻值特性将流经电阻的电流转换为可检测的电压信号($U=I×R$),为电源管理、过流保护、电池监控等系统提供可靠的电流检测依据,是小型化电子设备中不可或缺的被动元件。

二、核心电气参数深度解析

该电阻的电气性能围绕“低阻、高精度、稳定”三大核心设计,具体参数解析如下:

1. 阻值与精度

  • 标称阻值:120mΩ(0.12Ω),属于典型低阻值分流电阻,可有效降低自身功耗对电路的干扰;
  • 精度等级:±1%,满足大部分常规电流检测场景的误差要求,避免因阻值偏差导致采样误判;
  • 偏差范围:118.8mΩ~121.2mΩ,批量一致性良好,适合量产应用。

2. 功率额定值

  • 额定功率:125mW,根据功率公式$P=I^2R$计算,最大允许工作电流约为1.02A($I=\sqrt{P/R}=\sqrt{0.125W/0.12Ω}≈1.02A$),适配中等电流(0.1A~1A)的采样需求。

3. 温度系数

  • 温度系数(TCR):±200ppm/℃,即温度每变化1℃,阻值变化±0.02%。例如,环境温度从25℃升至75℃(温差50℃),阻值变化仅±1%,与精度等级匹配,确保温度波动下采样准确性。

4. 封装与安装

  • 封装形式:0603(英制0.06″×0.03″,公制1.6mm×0.8mm),超小型贴片封装,适配自动化贴装设备,提升生产效率;
  • 安装方式:表面贴装(SMD),无引脚设计,直接焊接于PCB表面,节省空间且抗振动性能优异。

三、可靠性与环境适应性

大毅科技针对该电阻的可靠性进行多维度优化:

  1. 宽温工作范围:支持-55℃~125℃,覆盖消费电子、工业级应用的温度需求;
  2. 环保认证:符合RoHS 2.0、REACH标准,无铅无卤,满足绿色制造要求;
  3. 抗干扰性:采用锰铜/康铜合金材质,低噪声、高稳定性,减少电磁干扰对采样信号的影响。

四、典型应用场景

RL06FTNR120因体积小、精度稳定,广泛应用于以下领域:

  1. 电池管理系统(BMS):手机、智能手表等便携式设备的电池充放电电流采样,辅助过充/过放保护;
  2. 小型电源设备:USB PD充电器、移动电源的电流监控,确保输出稳定;
  3. 消费电子终端:蓝牙耳机、智能手环的电源检测,延长设备续航;
  4. 微型工业控制:小型传感器、微型电机的电流反馈,实现精准控制。

五、品牌与质量保障

大毅科技拥有30余年被动元件研发经验,RL06FTNR120采用先进合金薄膜工艺,批量一致性达±0.5%以内(远高于标称精度),部分批次通过AEC-Q200汽车级认证,可满足严苛的工业及汽车电子应用需求。

该产品凭借“小体积、高精度、高稳定性”的特点,成为小型化电子设备电流采样的优选方案。

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