WMSIC Electronic Components

UNI-ROYAL 0201WMJ0241TEE

Model0201WMJ0241TEE
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 0201WMJ0241TEE
Type
UNI-ROYAL
Minimum package
15000 圆盘

Technical parameters

Power
50mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0201WMJ0241TEE
Electronic Component
1
Package
0201
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.008g
Electronic Component
240Ω
Electronic Component
50
Electronic Component
BM0265088704
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.

0201WMJ0241TEE 厚膜贴片电阻产品概述

一、产品核心定位与典型应用

0201WMJ0241TEE是UNI-ROYAL(厚声)推出的通用型小功率厚膜贴片电阻,主打「极小封装+宽温适配+成本可控」,核心面向对空间密度要求高、工作环境复杂的便携电子、IoT终端及小型工业电路。其典型应用场景包括:

  • 便携消费电子:智能手机指纹模块偏置电路、智能手环传感器分压网络、蓝牙耳机电源滤波;
  • IoT终端:户外温湿度传感器节点、智能家居单品(如智能插座)信号调理;
  • 可穿戴设备:心率监测器限流环节、计步器模块电压检测;
  • 小型工业控制:低功耗PLC辅助电路、LED指示限流电阻。

二、关键参数详细解析

该电阻的参数设计围绕「通用场景需求」优化,核心特性如下:

1. 阻值与精度

标称阻值240Ω,精度±5%,属于通用级精度范畴,可满足80%以上非精密电路的分压、限流需求(如电池电压检测、LED驱动)。240Ω是电子电路中高频使用的阻值规格,兼容性强,无需额外匹配特殊电路。

2. 功率与电压

  • 额定功率50mW:适配电池供电的低功耗场景(如3.7V锂电池设备),实际使用建议留20%余量(≤40mW),避免连续工作过热;
  • 最大工作电压25V:覆盖常见低压系统(3.3V/5V/12V),不会出现绝缘击穿风险,适合多数消费电子及IoT电路。

3. 温度特性

  • 温度系数±200ppm/℃:每1℃温度变化,阻值偏差约0.024Ω(240Ω×200ppm);100℃温差下,阻值变化≤±2%,完全满足通用电路的稳定性要求;
  • 工作温域-55℃~+155℃:可适应极端环境(如北方冬季户外IoT节点、南方夏季高温的便携设备),无需额外散热设计。

三、封装与工艺特性

1. 极小封装设计

采用0201英制封装(对应公制0.5mm×0.25mm),是贴片电阻中尺寸最小的规格之一,可显著节省PCB布局空间(比0402封装小60%),适配智能手机主板、可穿戴模块等高密度设计。

2. 厚膜烧结工艺

基于氧化铝陶瓷基板+电阻浆料高温烧结而成,核心优势:

  • 成本可控:适合批量量产,性价比高于薄膜电阻;
  • 抗机械应力:抗冲击、抗振动性能优于薄膜电阻,可承受便携设备日常跌落(如智能手表从1米高度跌落);
  • 长期稳定性:厚膜结构阻值漂移小,使用寿命可达10万小时以上。

3. 品牌背书

UNI-ROYAL(厚声)是国内电子元器件龙头厂商,产品通过RoHS、REACH等环保认证,供应稳定性强,适合汽车电子(若需AEC-Q200需确认)、工业控制等量产项目。

四、可靠性与环境适应性

该电阻针对实际应用中的环境挑战做了针对性设计:

  • 宽温稳定性:-55℃~+155℃温域覆盖工业级及消费电子典型场景,极端温度下阻值变化仍在允许范围;
  • 电气可靠性:额定功率与电压的合理设计,避免连续工作过热,长期使用无明显阻值漂移;
  • 环保合规:无铅无卤设计,符合全球市场环保标准,可直接用于出口产品;
  • 焊接兼容性:适配回流焊工艺(峰值温度230℃~250℃,时间≤10秒),易实现自动化生产。

五、选型与使用注意事项

  1. 选型匹配:若需更高精度(±1%)或更大功率(1/10W),需更换对应规格;汽车电子应用需确认是否满足AEC-Q200标准;
  2. 功率余量:连续工作功耗建议不超过额定值的80%(≤40mW),避免过热导致性能下降;
  3. 焊接工艺:0201封装需采用高精度回流焊,避免手工焊接导致虚焊;
  4. 存储要求:未开封产品存储于-40℃~+30℃、湿度≤60%环境,开封后1个月内使用完毕(避免受潮影响焊接)。

该电阻凭借「小封装、宽温、低成本」的综合优势,成为便携电子及IoT领域通用电路的优选元件,可满足多数低功耗场景的基础电阻需求。

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