WMSIC Electronic Components

UNI-ROYAL 0201WMJ0511TEE

Model0201WMJ0511TEE
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 0201WMJ0511TEE
Type
UNI-ROYAL
Minimum package
15000 圆盘

Technical parameters

Power
50mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0201WMJ0511TEE
Electronic Component
1
Package
0201
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.008g
Electronic Component
510Ω
Electronic Component
50
Electronic Component
BM0265114459
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.

0201WMJ0511TEE 厚膜贴片电阻产品概述

0201WMJ0511TEE是UNI-ROYAL(厚声)推出的小功率厚膜贴片电阻,以紧凑0201封装、稳定性能适配高密度PCB与宽温环境,是消费电子、工业控制等领域的通用型方案。

一、产品基本属性与标识解析

该电阻属于厚膜贴片电阻范畴,型号各部分含义明确:

  • 0201:英制封装尺寸(0.02英寸×0.01英寸,公制约0.5mm×0.3mm),为最小规格贴片封装;
  • WMJ:UNI-ROYAL厚声小功率通用电阻系列代号;
  • 0511:阻值编码(前两位“51”为有效数字,第三位“1”为10¹幂次,即51×10¹=510Ω);
  • TEE:对应±5%精度与0201封装标准。

品牌方面,UNI-ROYAL(厚声)是国内被动元器件龙头,厚膜电阻工艺成熟,产品一致性受市场认可。

二、核心性能参数详解

1. 阻值与精度

额定阻值510Ω,精度±5%(E24系列),满足通用电路阻抗匹配、分压、限流需求,无需额外校准即可覆盖常规场景。

2. 功率与电压额定值

  • 额定功率:50mW(1/20W),小功率贴片电阻典型规格;
  • 工作电压:25V(直流/交流峰值);
  • 电流限制:实际最大电流约 ( \min(\frac{50mW}{510Ω}, \frac{25V}{510Ω}) ≈ 98μA ),设计需确保功耗低于额定值。

3. 温度特性与工作范围

  • 温度系数(TCR):±200ppm/℃,温度每变1℃,阻值变化±0.02%;
  • 工作温度:-55℃~+155℃,覆盖工业级极端温度场景;
  • 稳定性验证:25℃到155℃温差130℃,阻值最大变化2.6%,结合±5%精度,总误差-7.6%~+7.6%,满足宽温需求。

三、封装与工艺优势

1. 0201封装的设计价值

  • 体积紧凑:比0402封装体积减少75%,适配智能手机、智能穿戴等高密度PCB;
  • 焊接兼容:符合SMT标准,支持回流焊、波峰焊,焊接可靠性高。

2. 厚膜工艺的性能保障

UNI-ROYAL采用丝网印刷+高温烧结工艺,在氧化铝陶瓷基底形成均匀电阻膜:

  • 抗老化:陶瓷基底与电阻膜结合牢固,长期阻值漂移小;
  • 耐湿耐蚀:厚膜层致密,抵御环境湿度与轻度腐蚀;
  • 成本优势:比薄膜电阻成本低,适合批量应用。

四、典型应用场景

凭借小封装、宽温、低功率特性,广泛应用于:

  1. 消费电子:智能手机、蓝牙耳机的信号分压、滤波(如音频调理、指示灯限流);
  2. 工业控制:传感器信号调理(温度/压力传感器前置放大阻抗匹配),适配宽温环境;
  3. 物联网设备:低功耗模块(Wi-Fi/蓝牙)的阻抗匹配与限流;
  4. 汽车电子:车身控制模块辅助电路(按键指示灯、传感器滤波),155℃覆盖发动机舱外场景。

五、选型与使用注意事项

  1. 功率裕量:实际功耗需≤40mW(预留20%裕量),避免过热漂移;
  2. 温度匹配:精密电路需评估温度对系统的影响,必要时选低TCR电阻;
  3. 焊接控制:回流焊峰值温度230℃~245℃(时间≤60秒),避免虚焊;
  4. 环保合规:符合RoHS 2.0与REACH标准,适合出口产品。

综上,0201WMJ0511TEE是性价比突出的通用型厚膜电阻,紧凑封装、宽温稳定,是高密度PCB设计的优选方案。

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