WMSIC Electronic Components

UNI-ROYAL 0201WMJ0512TEE

Model0201WMJ0512TEE
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 0201WMJ0512TEE
Type
UNI-ROYAL
Minimum package
15000 圆盘

Technical parameters

Power
50mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0201WMJ0512TEE
Electronic Component
1
Package
0201
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.008g
Electronic Component
5.1kΩ
Electronic Component
50
Electronic Component
BM0257624884
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.

0201WMJ0512TEE 产品概述

一、概述

0201WMJ0512TEE 是一款UNI-ROYAL(厚声)品牌的贴片厚膜电阻,阻值为5.1kΩ,精度±5%,额定功率50 mW(1/20W),工作电压25V,温度系数(TCR)±200 ppm/℃,工作温度范围为-55℃至+155℃。该型号采用0201超微型封装,适用于高密度表面贴装电路板(SMT)中对体积和空间要求严格的场合,是移动设备、可穿戴电子和高密度消费类电子产品的理想选择。

二、主要参数

  • 阻值:5.1 kΩ
  • 精度:±5%(J级)
  • 额定功率:50 mW(1/20W)
  • 最大工作电压:25 V
  • 温度系数:±200 ppm/℃(典型)
  • 工作温度范围:-55℃ ~ +155℃
  • 封装:0201(约0.6 mm × 0.3 mm)
  • 工艺:厚膜(Thick Film)
  • 品牌:UNI-ROYAL(厚声)

三、产品特点

  • 超小体积:0201封装极大节约PCB布板空间,可用于极高密度组装。
  • 通用性能:5.1kΩ ±5% 为常用阻值,适合做分压、偏置、上拉/下拉等通用电路用途。
  • 良好温度稳定性:TCR ±200 ppm/℃ 在一般温度变化下维持稳定阻值表现。
  • 宽温度适应性:-55℃至+155℃,适用于工业及消费类设备的多种工作环境。
  • SMT 兼容性:适配常规回流焊工艺,适合自动贴装生产线。

四、电气与热性能说明

  • 额定功率说明:50 mW 为器件在规定环境条件下的额定耗散能力。实际使用中应参考厂家功率随环境温度的降额曲线(在高温下需进行功率降额设计),避免长期在极限功率下工作导致可靠性下降。
  • 最大工作电压:25 V,为在规定阻值不被破坏情况下的最大允许电压。设计时应考虑瞬态过压和电路保护,避免超过该值。
  • 自热与散热:0201封装体积小,散热能力受限,长时间承载接近额定功率会导致显著自热,建议在PCB布局和热管理上预留余量。

五、适用场景与典型应用

  • 移动终端与可穿戴设备:屏蔽高度、空间受限的信号偏置与分压电路。
  • 物联网模块与传感器:小型化电源分配、滤波、偏置网络。
  • 消费电子:摄像头模组、耳机、智能手表等微型化产品。
  • 高频与射频前端(非精密校准场合):用作阻抗匹配、衰减网络(需结合频率特性评估)。
  • 工业控制与仪表(适用一般信号电路,但非高精度测量场合)。

六、封装与贴装建议

  • 封装规格:0201(约0.6×0.3 mm),采用带状卷盘(Tape & Reel)方式供货,适配自动贴片机。
  • 贴装:建议使用专用0201吸嘴、优化的视觉识别与抓取参数以降低丢件或偏位风险。贴装时注意避免“立碑”(tombstoning)现象。
  • 回流焊:兼容主流无铅与有铅回流曲线;建议在设计时确认厂方推荐回流温度峰值及时间,以确保焊接可靠性和阻值稳定。
  • PCB焊盘设计:建议按照制造商推荐的land pattern设计,适当增大焊盘面积有利于焊接可靠性与热散逸,但需避免因焊盘不均导致的温度梯度和立碑。

七、可靠性及环境适应

  • 工作温度范围广,可满足大多数工业与消费应用的温度要求。
  • 在长期使用中,应避免超出额定功率和最大工作电压,避免潮湿和化学介质侵蚀。
  • 建议在关键应用中参考厂方的可靠性试验数据(如温度循环、湿热、耐焊接热冲击等),以确定是否满足特定环境和寿命要求。

八、储存与搬运建议

  • 建议密封包装保存,避免长时间暴露在潮湿环境中;开封后尽快使用以减少氧化或污染风险。
  • 采用防静电包装和操作台,贴片电阻本身对静电不敏感,但在贴装线上与其他敏感器件一并作业时建议遵循ESD流程。
  • 使用镊子或自动贴装设备搬运,避免用指甲或手直接接触焊盘,防止污染。

九、选型与采购提示

  • 本型号适合追求超小尺寸和通用性阻值的应用,但若对阻值精度、温漂有更高要求,可考虑更高精度或薄膜、金属膜系列产品。
  • 订购前建议确认包装形式(卷带长度)、最低订购量、以及是否需要特殊认证(如特殊温度循环测试或气候环境测试)。
  • 若需替代型号,可在同尺寸与相近参数范围内比较其他品牌厚膜0201电阻,但应确认阻值公差、TCR、额定功率和最大工作电压等关键参数一致。

如需该型号的详细尺寸图、回流曲线、功率降额图或可靠性测试报告,可提供进一步信息以便查询并提供厂方技术资料。

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