WMSIC Electronic Components

FH RC-01U2R0JT

ModelRC-01U2R0JT
Package0201
BrandFH
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 24+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
FH RC-01U2R0JT
Type
FH
Minimum package
15000 圆盘

Technical parameters

Power
50mW
Electronic Component
Electronic Component
Electronic Component
FH
Electronic Component
RC-01U2R0JT
Electronic Component
1
Package
0201
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.008g
Electronic Component
2Ω
Electronic Component
10
Electronic Component
BM0265601392
Operating Temperature
55℃~+125℃
Operating Voltage
25V
Electronic Component
±400ppm/℃
Resistor Type
Resistor

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

RC-01U2R0JT 厚膜贴片电阻产品概述

RC-01U2R0JT是风华电子(FH)推出的一款小体积厚膜贴片电阻,采用0201封装,针对高密度电路设计需求优化,兼具稳定的电气性能与可靠的环境适应性,广泛适用于便携式电子、电源模块等场景。

一、产品基本属性

该电阻属于厚膜贴片电阻系列,品牌为风华电子(FH),型号RC-01U2R0JT,封装规格为0201(英制),对应公制尺寸约0.6mm×0.3mm,是当前贴片电阻中体积最小的规格之一,可有效节省PCB布局空间,适合对体积要求严苛的电子设备。

二、核心电气性能参数

RC-01U2R0JT的电气参数针对低阻值电流检测、小功率限流等场景设计,关键参数如下:

  • 阻值与精度:标称阻值2Ω,精度±5%,满足大多数通用电路的阻值误差要求;
  • 功率额定值:50mW(0.05W),为0201封装厚膜电阻的典型功率等级,可承受连续工作的小功率负载;
  • 工作电压上限:25V,需注意实际使用中功耗需同时满足P=I²R≤50mW(如25V电压下2Ω电阻的理论功耗为312.5mW,远超过额定功率,因此实际电压需结合电流限制);
  • 温度系数(TCR):±400ppm/℃,表示温度每变化1℃,阻值变化±0.04%,在-55℃~+125℃的工作温度范围内,最大阻值漂移约±0.08Ω(2Ω×0.04%×100℃),符合通用电路的温漂要求;
  • 工作温度范围:-55℃~+125℃,覆盖工业级温度环境,可在极端温度下稳定工作。

三、封装与物理特性

0201封装的RC-01U2R0JT具有紧凑的物理尺寸,具体参数如下:

  • 外形尺寸:长0.60±0.05mm,宽0.30±0.05mm,厚0.23±0.03mm;
  • 重量:约0.5mg,轻量化设计适合便携式设备;
  • 引脚与端电极:采用银钯合金端电极,焊接兼容性好,可适配无铅焊接工艺,符合RoHS、REACH环保标准。

四、环境适应性与可靠性

作为厚膜电阻,RC-01U2R0JT具备良好的环境稳定性与可靠性:

  • 耐温性能:可承受回流焊峰值温度(230℃~245℃),焊接后阻值变化≤±0.5%;
  • 长期稳定性:在额定条件下连续工作1000小时,阻值漂移≤±1%;
  • 机械可靠性:通过振动测试(102000Hz,加速度10g),无开路、短路故障;温度循环测试(-55℃125℃循环50次),阻值变化≤±0.5%;
  • 静电防护:符合IEC 61340-5-1标准,静电放电(接触放电8kV、空气放电15kV)后阻值无明显变化。

五、典型应用场景

RC-01U2R0JT的低阻值、小体积特性使其适用于以下场景:

  1. 便携式电子设备:手机、智能手环、蓝牙耳机等的电流检测电路(分流电阻),通过低阻值将电流转换为电压信号,便于MCU采样;
  2. 电源模块:DC-DC转换器、线性电源的过流保护电路,作为电流采样电阻实现过载检测;
  3. LED驱动电路:小功率LED的限流电阻,控制LED工作电流在安全范围内;
  4. 信号调理电路:消费电子、工业控制中的小信号放大电路的偏置电阻或匹配电阻;
  5. 传感器接口电路:温度传感器、压力传感器的信号调理电路中的电阻元件。

六、选型与使用注意事项

  1. 功率限制:实际工作功耗不得超过50mW,需根据电路电流计算(I≤√(P/R)=√(0.05/2)≈158mA),避免过流导致电阻烧毁;
  2. 温漂影响:在温度变化较大的工业场合,需考虑阻值漂移对电路精度的影响,必要时可通过校准补偿;
  3. 焊接工艺:0201封装需采用回流焊工艺,波峰焊需控制焊料温度与时间,避免虚焊或焊点过大;
  4. 静电防护:操作时需佩戴静电手环,使用静电袋存储,避免静电损坏电阻;
  5. 环保要求:该产品符合RoHS 2.0标准,无铅端电极,适合出口至欧盟等地区的产品设计。

总结而言,RC-01U2R0JT以其小体积、稳定的电气性能与可靠的环境适应性,成为便携式电子、电源模块等领域的高性价比厚膜贴片电阻选择。

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