WMSIC Electronic Components

UNI-ROYAL 0201WMF7322TEE

Model0201WMF7322TEE
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 0201WMF7322TEE
Type
UNI-ROYAL
Minimum package
15000 圆盘

Technical parameters

Power
50mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0201WMF7322TEE
Electronic Component
1
Package
0201
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.008g
Electronic Component
73.2kΩ
Electronic Component
50
Electronic Component
BM0265088735
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.

0201WMF7322TEE 厚膜贴片电阻产品概述

一、产品基本属性与命名逻辑

0201WMF7322TEE是UNI-ROYAL(厚声) 推出的通用型厚膜贴片电阻,核心定位为小体积、中等精度、宽温适应性的电路基础元件。其命名遵循行业通用规则,各部分含义清晰:

  • 前缀「0201」:英制封装尺寸,对应公制0.6mm×0.3mm,是当前贴片电阻中体积最小的规格之一;
  • 「WMF」:厚声厚膜电阻系列标识,代表采用厚膜丝网印刷+烧结工艺制造;
  • 「7322」:阻值编码(前三位有效数+第四位倍率),即「732×10²Ω=73200Ω=73.2kΩ」;
  • 后缀「TEE」:综合标识精度(±1%)、温度系数等核心参数的组合编码。

二、核心性能参数深度解析

该产品的性能参数覆盖了通用电路的典型需求,关键指标如下:

1. 阻值与精度

标称阻值73.2kΩ,精度±1%,属于工业级常用精度范围。该精度可满足多数电路对阻值一致性的要求(如分压、滤波、信号调理等场景),无需额外校准即可实现稳定输出。

2. 功率与电压承载

额定功率50mW,最大工作电压25V。通过功率-电压换算验证:
[ V^2/R = 25^2 / 73200 ≈ 0.0086W ]
远低于额定功率,说明电压承载能力充分,可覆盖低功耗电路的电压范围(如3.3V/5V供电系统)。

3. 温度系数(TCR)

±200ppm/℃,即温度每变化1℃,阻值变化**±0.02%**。以实际应用场景为例:

  • 室内环境(25℃±20℃):阻值最大变化量≈14.64Ω×40=585.6Ω(约0.8%),符合±1%精度的设计冗余;
  • 工业现场(-40℃~+85℃):阻值变化量≈14.64Ω×125=1830Ω(约2.5%),需结合电路容错性选择。

4. 工作温区

-55℃~+155℃,覆盖工业级(-40+85℃)、汽车级(-40+125℃)的扩展需求,可适应极端环境下的稳定工作(如沙漠地区户外设备、汽车舱内高温场景)。

三、封装设计与工艺可靠性

1. 0201封装优势

体积仅0.6mm×0.3mm×0.23mm(典型厚度),适合高密度PCB布局(如智能手机、智能穿戴设备的主板),可有效提升电路集成度,减少产品体积。

2. 厚膜工艺特性

采用厚膜丝网印刷+高温烧结工艺,电阻膜层厚度约10~20μm:

  • 相比薄膜电阻:成本降低30%以上,适合批量应用;
  • 相比碳膜电阻:稳定性提升50%,抗老化性能优异;
  • 膜层附着力强:可耐受贴装过程中的机械冲击(如回流焊、波峰焊),无开裂、脱落风险。

3. 可靠性验证

  • 回流焊测试:260℃/10s高温下,阻值漂移≤±0.3%;
  • 长期老化测试:155℃/1000h后,阻值变化率≤±0.5%;
  • 环保合规:符合RoHS 2.0、REACH指令,无铅无镉,适配绿色电子产品设计。

四、典型应用场景匹配

该产品的参数特性与以下场景高度适配:

1. 便携电子设备

智能手机、蓝牙耳机、智能手环的信号调理电路(如麦克风偏置、射频信号滤波):利用0201小封装节省空间,满足便携设备的轻薄化需求。

2. 工业控制电路

PLC(可编程逻辑控制器)的输入输出模块、传感器信号放大电路:宽温(-55~+155℃)可适应工业现场的温度波动,±1%精度保证信号传输一致性。

3. 消费类电子

机顶盒、智能音箱、路由器的电源分压电路、LED驱动电路:50mW功率满足低功耗需求,±1%精度保证电压调节稳定。

4. 汽车电子辅助电路

车载摄像头的信号滤波、车载温度传感器的校准电路:宽温覆盖汽车舱内/外的温度范围(-40~+125℃),厚膜工艺抗振动性能优异。

五、品牌与品质保障体系

UNI-ROYAL(厚声)是国内电阻制造龙头企业,拥有20+年厚膜电阻生产经验,产品覆盖全球30+国家和地区:

  • 生产工艺:全自动生产线实现浆料制备、印刷、烧结、测试全流程智能化管控,批量产品一致性好;
  • 质量认证:通过ISO 9001、ISO 14001认证,部分汽车级产品通过IATF 16949认证(该产品宽温特性接近汽车级要求);
  • 售后保障:提供批量不良品退换服务,技术团队可协助客户解决电路选型与设计问题;
  • 性价比优势:厚膜工艺的成本优势,使该产品在同等性能下价格比薄膜电阻低20%~30%,适合中低端至中端电子产品批量应用。

综上,0201WMF7322TEE是一款兼顾小体积、可靠性与成本的通用厚膜贴片电阻,可广泛应用于便携、工业、消费电子等领域,是电路设计中分压、滤波、信号调理的理想选择。

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