WMSIC Electronic Components

UNI-ROYAL 0402WGF2742TCE

Model0402WGF2742TCE
Package0402
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 0402WGF2742TCE
Type
UNI-ROYAL
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0402WGF2742TCE
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.009g
Electronic Component
27.4kΩ
Electronic Component
10
Electronic Component
BM0263477471
Operating Temperature
55℃~+155℃
Operating Voltage
50V
Electronic Component
±100ppm/℃
Resistor Type
Resistor

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

0402WGF2742TCE 厚膜贴片电阻产品概述

一、产品基本定位与封装信息

0402WGF2742TCE是UNI-ROYAL(厚声)推出的0402封装厚膜贴片电阻,属于小型化精密电阻范畴,专为高密度电路设计场景打造。该产品采用成熟厚膜工艺制造,兼具小型化、高精度与宽温可靠性,可覆盖消费电子、工业控制、汽车电子等多领域的电路需求。

二、核心性能参数详解

该电阻的关键参数明确支撑其应用场景,具体如下:

  1. 阻值与精度:标称阻值27.4kΩ,精度±1%,可满足精密信号调理、分压/限流电路的精度要求;
  2. 功率规格:额定功率62.5mW(0.0625W),与0402封装的功率承载能力匹配,实际应用需结合降额设计;
  3. 工作电压:最大工作电压50V,避免因电压过高导致电阻击穿或性能漂移;
  4. 温度系数:±100ppm/℃,阻值随环境温度变化的相对误差较小,环境适应性优于普通电阻;
  5. 工作温度范围:-55℃~+155℃宽温范围,可覆盖工业级、车载级等极端温度场景;
  6. 封装尺寸:0402英制封装(对应公制1.0mm×0.5mm),是小型化电路设计的常用封装,有效节省PCB布局空间。

三、典型应用场景

基于上述性能,0402WGF2742TCE的适用场景覆盖多领域:

  • 消费电子:智能手机、平板电脑的音频信号调理电路、电池管理系统(BMS)的分压检测;
  • 工业控制:PLC模块的输入输出限流、传感器信号放大电路的反馈电阻;
  • 汽车电子:车载显示屏背光亮度调节电路、车身控制单元(BCM)的辅助信号电路(满足-40℃~+125℃车载环境);
  • 通信设备:基站射频前端的阻抗匹配网络、光模块的偏置电压分压电路;
  • 医疗仪器:便携式监护仪的心率信号采集电路、血糖检测仪的校准电阻(依赖高精度与稳定性)。

四、产品优势与可靠性

该产品的核心优势源于厚膜工艺与UNI-ROYAL的制造经验:

  1. 小型化高密度:0402封装支持PCB上大量密集布局,适合智能手表、无线耳机等小型化终端产品;
  2. 高精度稳定性:±1%精度结合±100ppm/℃温度系数,阻值长期漂移小,适合需要稳定信号的电路;
  3. 宽温可靠性:-55℃~+155℃工作范围,可应对工业现场的低温(如北方户外设备)或高温(如烤箱附近传感器)环境;
  4. 厚膜工艺优势:厚膜电阻抗ESD能力强,耐机械冲击与热冲击,长期使用故障率低;
  5. 品牌保障:UNI-ROYAL(厚声)是全球知名电阻制造商,产品一致性好,供应链稳定,可满足批量生产需求。

五、使用注意事项

为确保产品性能与寿命,应用时需注意:

  1. 功率降额:实际功率建议不超过额定值的80%(即50mW),避免因过载导致阻值漂移;
  2. 焊接工艺:采用回流焊时需遵循0402封装的温度曲线(峰值温度230℃~245℃,时间不超过10秒),避免热应力损伤;
  3. 存储条件:未焊接的电阻需存储在常温(15℃~35℃)、干燥(相对湿度≤60%)环境,避免受潮影响焊接性能;
  4. 电压限制:严禁超过50V工作电压,防止电阻击穿或性能不可逆下降。

0402WGF2742TCE凭借小型化、高精度与宽温可靠性,成为多领域电路设计的优选电阻之一,可有效平衡性能与成本需求。

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