WMSIC Electronic Components

UNI-ROYAL 0201WMF3742TEE

Model0201WMF3742TEE
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 0201WMF3742TEE
Type
UNI-ROYAL
Minimum package
15000 圆盘

Technical parameters

Power
50mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0201WMF3742TEE
Electronic Component
1
Package
0201
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.008g
Electronic Component
37.4kΩ
Electronic Component
50
Electronic Component
BM0265320810
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.

0201WMF3742TEE 厚膜贴片电阻产品概述

0201WMF3742TEE是UNI-ROYAL(厚声)推出的一款小型化厚膜贴片电阻,采用0201封装(英制尺寸0.02×0.01英寸,公制0.6×0.3mm),专为高密度、低功耗电路设计,兼顾精度与环境适应性,是消费电子、工业控制等领域的常规选型之一。

一、产品基本信息

该型号属于厚声厚膜贴片电阻系列,核心定位为小型化通用型电阻:

  • 封装规格:0201(当前最小贴片封装之一,适配多层高密度PCB设计,可有效节省电路空间);
  • 电阻类型:厚膜电阻(采用丝网印刷陶瓷基体+导电浆料烧结工艺,成本优于薄膜电阻,稳定性满足多数应用场景);
  • 品牌背书:UNI-ROYAL厚声,国内电阻行业头部厂商,产品覆盖全系列封装与参数,品质经汽车电子、工业控制等领域长期验证。

二、核心电气参数详解

1. 阻值与精度

  • 标称阻值:37.4kΩ(对应E96系列阻值编码3742,即37.4×10²Ω,属于常用分压/偏置阻值);
  • 精度等级:±1%(工业级常规精度,满足信号调理、滤波等电路对阻值一致性的需求,批量生产一致性误差控制在±0.5%以内);
  • 阻值漂移:常温下长期稳定性≤0.1%/1000小时,适合对阻值长期一致性有要求的设备。

2. 功率与电压额定值

  • 额定功率:50mW(0.05W,与0201封装的热容量严格匹配,实际使用需遵循降额原则:环境温度>70℃时,功率需按每℃降额0.33%计算,避免过热导致阻值漂移或失效);
  • 最大工作电压:25V(电路中施加的直流/交流电压峰值不得超过25V,若电路电压过高需并联电阻分压,或选用更高电压等级型号)。

3. 温度系数(TCR)

  • 温度系数:±200ppm/℃(即温度每变化1℃,阻值变化±200×10⁻⁶×37.4kΩ=±7.48Ω);
  • 应用意义:该系数属于厚膜电阻的常规水平,能有效抑制宽温范围内的阻值波动,适配-55℃~+155℃的极端环境。

三、环境适应性分析

该型号的环境参数覆盖工业级宽温需求,具体表现为:

  • 工作温度范围:-55℃+155℃(远宽于消费电子的0℃70℃,可适配户外设备、车载辅助系统、工业PLC等高低温场景);
  • 温度循环稳定性:经-55℃~+155℃、1000次循环测试,阻值变化≤0.5%,功率无衰减;
  • 耐湿性能:陶瓷基体+厚膜浆料的结构,耐潮湿能力优于薄膜电阻,可在85℃/85%RH环境下连续工作1000小时,阻值变化≤1%。

四、典型应用场景

结合参数与封装特点,0201WMF3742TEE适用于以下场景:

  1. 小型消费电子:手机、智能手表、蓝牙耳机的射频前端滤波、电源偏置电路(利用0201封装的小型化优势,适配设备轻薄化设计);
  2. 工业控制模块:PLC的模拟量输入调理、传感器信号放大电路(±1%精度满足信号检测需求,宽温范围适配车间高低温波动);
  3. 车载电子辅助系统:仪表盘背光控制、胎压监测模块的分压电路(-55℃~+155℃可覆盖车载环境温度,符合汽车电子辅助系统的温宽要求);
  4. 通信设备:小型基站、路由器的信号衰减网络(高密度PCB设计需0201封装,同时满足低功耗需求);
  5. 医疗小型设备:便携式血糖仪、血压计的电源分压电路(需确认是否满足医疗认证,但参数适配低功耗、小型化设计)。

五、品质与性价比优势

  • 工艺成熟:厚声采用全自动丝网印刷与烧结生产线,封装一致性误差≤±0.02mm,适合SMT大规模生产,贴片不良率≤0.05%;
  • 环保合规:符合RoHS 2.0、REACH等环保标准,无铅无镉,满足全球市场准入要求;
  • 性价比突出:相比同参数薄膜电阻,成本降低约30%,兼顾性能与成本控制,适合中低端产品的降本需求;
  • 可靠性验证:经振动(10~2000Hz,1g)、冲击(100g,11ms)等可靠性测试,满足GB/T 11297-2015《电子设备用固定电阻器》标准。

总结:0201WMF3742TEE是一款小型化、宽温、高性价比的厚膜贴片电阻,适配高密度电路设计与恶劣环境,是消费电子、工业控制等领域的常规优质选型。

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