WMSIC Electronic Components

UNI-ROYAL 0201WMF2000TEE

Model0201WMF2000TEE
Package0201
BrandUNI-ROYAL
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
UNI-ROYAL 0201WMF2000TEE
Type
UNI-ROYAL
Minimum package
15000 圆盘

Technical parameters

Power
50mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0201WMF2000TEE
Electronic Component
1
Package
0201
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.008g
Electronic Component
200Ω
Electronic Component
50
Electronic Component
BM0257341752
Operating Temperature
55℃~+155℃
Operating Voltage
25V
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.

0201WMF2000TEE 产品概述

一、产品简介

0201WMF2000TEE 是 UNI-ROYAL(厚声)系列的贴片厚膜电阻,阻值 200 Ω,公差 ±1%,额定功率 50 mW,型号封装为超小型 0201(公制:0.6 mm × 0.3 mm 级别)。该器件采用厚膜工艺制造,适用于高密度装配的消费类与工业类电子产品,能够满足对体积和精度有一定要求的电路设计。

二、主要电气参数概览

  • 阻值:200 Ω
  • 精度:±1%
  • 额定功率:50 mW(室温,PCB 热阻及散热条件影响实际功率承受)
  • 最大工作电压:25 V(器件极限电压)
  • 最大允许电流(由功率限制):Imax = sqrt(P/R) ≈ 15.8 mA
  • 在功率极限下的电压:Vmax = sqrt(P·R) ≈ 3.16 V(实际应用时需以较小值为准)
  • 温度系数(TCR):±200 ppm/°C
  • 工作温度范围:-55 ℃ 至 +155 ℃
  • 生产工艺:厚膜(thick film)
  • 封装:0201,适配高速贴装与回流焊工艺

三、性能特点与工程意义

  1. 超小封装:0201 的小体积极大节省 PCB 面积,适合高密度、微型化产品设计,如可穿戴设备、蓝牙耳机、微型传感器模块等。
  2. ±1% 精度:在小体积前提下提供较好的标称精度,适合对稳态阻值有一定要求的分压、偏置与限流场合。
  3. 低功耗:50 mW 的额定功率需要在系统设计中注意热管理和功率降额;实际使用中常需对电流和功率进行保守设计。
  4. 较大的温度漂移:±200 ppm/°C 的温漂在宽温域(-55 至 +155 ℃)下累计可能导致数个百分点的阻值变化(例如跨 210 ℃ 温差时可达约 ±4.2%),因此对温度敏感的电路要慎重评估或采取补偿措施。
  5. 厚膜工艺在成本与批量可制造性上具有优势,适合批量化量产应用。

四、使用与选型建议

  • 功率与电压限制:尽管器件标称最大工作电压为 25 V,但实际允许电压通常受功率限制制约(Vmax ≈ 3.16 V)。在设计时应以较低的电压/电流为准,必要时选用更大封装或更高额定功率器件。
  • 温度影响评估:若工作环境存在较大温度变化或对精度要求严格,应考虑使用低 TCR 的薄膜/金属膜电阻或增加温度补偿电路。
  • 焊接兼容性:本件适用于标准 SMT 回流焊流程(包括无铅回流工艺)。具体回流温度曲线与焊接参数,请参考厂商数据表与 PCB 板级热仿真结果,以避免过热或焊接缺陷。
  • 贴装注意:0201 尺寸极小,建议使用匹配的点胶/贴片吸嘴并注意振动与静电防护。贴装前后避免手工直接触碰,存放与搬运建议使用干燥、无尘环境。
  • 替代方案:若需要更高功率或更低温漂,可选用 0402、0603 等更大封装的厚膜或薄膜器件;若需要更高精度与稳定性,建议选用金属膜电阻或热敏补偿方案。

五、可靠性与包装

  • 环境适应性:额定工作温度范围宽(-55 ℃ 至 +155 ℃),通过常规温度循环与机械应力测试满足工业级要求,但长期漂移受温度、散热条件影响。
  • 包装形式:常见为卷带(tape-and-reel)包装,适配自动化 SMT 贴装线。具体卷盘数量、带宽、引带孔位置等细节请以 UNI-ROYAL 出具的包装规范为准。
  • 质量控制:厂商提供典型电性能与可靠性测试报告(如焊接热冲击、湿度测试与机械抗弯抗震测试),量产前建议向供应商获取样品并做板上验证。

六、典型应用场景

  • 移动终端与可穿戴设备中的限流、分压与阻抗匹配电路
  • 无线模块、蓝牙/IoT 传感器节点的偏置与滤波网络
  • 医疗便携设备与消费电子的大规模高密度电路
  • 精密模拟电路中用于空间受限但要求一定精度的分压/采样点(需注意温漂)

总结:0201WMF2000TEE 结合超小封装与 ±1% 精度,适合追求微型化与中等精度的电子设计。但设计时需充分考虑其低功率限制与相对较高的温漂特性,必要时通过器件选型或系统补偿来满足最终性能要求。若需详细焊接曲线、封装尺寸与可靠性数据,请索取 UNI-ROYAL 官方数据手册。

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