WMSIC Electronic Components

Walsin WR06X4122FTL

ModelWR06X4122FTL
Package0603
Brand(Walsin)
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

20 specifications

Core information

Product name
(Walsin) WR06X4122FTL
Type
WALSIN
Unit
Electronic Component
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
(WALSIN)
Electronic Component
WR06X4122FTL
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.039g
Electronic Component
41.2kΩ
Electronic Component
1
Electronic Component
BM0265429559
Operating Temperature
55℃~+155℃
Operating Voltage
75V
Electronic Component
±100ppm/℃

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

华新科WR06X4122FTL厚膜电阻产品概述

华新科(Walsin)推出的WR06X4122FTL是一款针对小型化、高精度场景设计的0603封装厚膜贴片电阻,凭借稳定的电气性能、紧凑的体积及高性价比,成为消费电子、工业控制、通信等领域的常用无源器件。

一、产品核心定位与身份识别

WR06X4122FTL属于通用型厚膜贴片电阻,型号中各字符对应明确:“WR”代表华新科厚膜电阻系列,“06X”对应0603封装,“4122”为阻值代码(412×10²=41200Ω=41.2kΩ),“FTL”为精度、功率及封装细节标识。该产品定位为小功率高精度场景的标准化解决方案,兼顾性能与成本,适配多数常规电路设计需求。

二、关键电气参数详解

该电阻的核心参数覆盖电气性能、功率与环境适应性,具体如下:

1. 阻值与精度

  • 标称阻值:41.2kΩ(41200Ω),采用国际通用的三位代码标识(412),直观易读;
  • 精度等级:±1%,属于工业级常用精度,满足多数信号调理、偏置电路对阻值一致性的要求,避免因阻值偏差导致的电路性能波动(如放大电路增益偏移、分压电路电压误差)。

2. 功率与电压额定值

  • 额定功率:100mW(1/10W),适用于低功耗电路,如传感器信号放大、微控制器IO口限流、LED指示灯驱动等;
  • 额定工作电压:75V,需注意功率与电压的匹配关系((P=V^2/R)),在41.2kΩ阻值下,实际工作电压需控制在额定范围内,避免因过压导致电阻过热失效。

3. 温度特性

  • 温度系数(TCR):±100ppm/℃,即温度每变化1℃,阻值变化±0.01%。以工作温度范围(-55℃~+155℃)计算,最大阻值变化约±2.1%,但因精度为±1%,实际在典型工作温度(如25℃±50℃)下,阻值漂移可控制在±0.5%以内,稳定性优异。

4. 封装规格

  • 封装类型:0603(英制尺寸:0.06″×0.03″,公制尺寸:1.6mm×0.8mm),是当前小型化电子设备的主流贴片封装之一,可大幅节省PCB布局空间,适配高密度设计(如智能手机主板、可穿戴设备模块)。

三、工艺与可靠性特性

WR06X4122FTL采用厚膜丝网印刷工艺,以高纯度氧化铝陶瓷基片为载体,通过烧结形成电阻膜层,具备以下优势:

  1. 稳定性优异:陶瓷基片的热膨胀系数与电阻膜匹配度高,宽温范围内阻值漂移小,长期使用后阻值变化率低于0.1%(1000小时老化测试);
  2. 环境适应性强:工作温度范围覆盖-55℃+155℃,远超常规消费级电阻(一般-40℃+85℃),可适应工业高温环境(如电机控制、光伏逆变器)及极端低温场景(如户外传感器节点);
  3. 焊接兼容性好:符合无铅SMT回流焊工艺要求,焊点可靠性高,适配自动化生产,降低组装成本;
  4. 抗腐蚀性强:厚膜电阻膜层经特殊钝化处理,可抵御潮湿、盐雾等恶劣环境,延长产品寿命。

四、典型应用场景

因参数与封装特性适配,WR06X4122FTL广泛应用于以下领域:

1. 消费电子

  • 智能手机/平板电脑:电源管理电路的分压电阻、音频信号调理电路的偏置电阻、摄像头模块的信号滤波电阻;
  • 可穿戴设备:智能手环/手表的传感器信号放大、低功耗IO口限流、心率监测电路的偏置电阻。

2. 工业控制

  • 小型PLC:输入输出模块的限流电阻、模拟量信号调理电路(如4-20mA电流转换);
  • 传感器节点:温度/压力传感器的信号放大、电压基准分压、无线传输模块的偏置电阻。

3. 通信设备

  • 路由器/交换机:射频前端偏置电路、电源滤波电阻、以太网接口的信号匹配电阻;
  • 基站模块:低噪声放大器(LNA)的偏置电阻、功率放大器的负载匹配电阻。

4. 家电产品

  • 小型家电(如加湿器、智能插座):控制板的信号分压、LED驱动限流、温度传感器的信号调理;
  • 白色家电(如洗衣机、冰箱):显示模块的分压电阻、电机控制电路的限流电阻。

五、品牌与品质背书

华新科(Walsin)作为全球领先的被动元器件制造商,具备以下品质保障:

  • 符合RoHS、REACH等国际环保标准,无铅无卤,适配绿色制造需求;
  • 通过ISO9001质量管理体系、IATF16949汽车级认证(部分系列),产品一致性高,可满足汽车电子等严苛场景要求;
  • 全球供应链布局完善(中国、台湾、东南亚均有生产基地),交货周期稳定,服务于华为、三星、小米、美的等知名客户。

综上,WR06X4122FTL是一款高性价比、稳定可靠的0603封装厚膜电阻,可满足多数小型化、低功耗、高精度电路的设计需求,是电子工程师选型的常规优质选项。

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