WMSIC Electronic Components

Viking ARG02FTC5102

ModelARG02FTC5102
Package0402
BrandVIKING
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
Viking ARG02FTC5102
Type
VIKING
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG02FTC5102
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.009g
Electronic Component
51kΩ
Electronic Component
1
Electronic Component
BM0265378907
Operating Temperature
55℃~+155℃
Operating Voltage
50V
Electronic Component
±25ppm/℃
Resistor Type
Resistor

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

Viking(光颉)ARG02FTC5102 薄膜贴片电阻产品概述

Viking(光颉)ARG02FTC5102是一款针对高密度、高可靠性电路设计的精密薄膜贴片电阻,采用0402(1005公制)小型化封装,核心参数覆盖51kΩ±1%阻值精度、62.5mW额定功率、±25ppm/℃温度系数及-55℃~+155℃宽温工作范围,广泛适配消费电子、工业控制、汽车电子等多领域应用场景。

一、产品核心定位与身份特征

ARG02FTC5102属于光颉ARG系列精密薄膜电阻,区别于普通厚膜电阻的丝网印刷工艺,采用真空溅射+光刻的薄膜制造技术,核心定位为:

  • 满足精密信号调理、分压网络、限流电路的精度需求;
  • 适配小型化、高密度PCB设计(如便携设备、通信模块);
  • 覆盖工业级及扩展宽温环境(-55℃~+155℃)的可靠性要求。

二、关键电气参数及实际意义

1. 阻值与精度

标称阻值51kΩ,精度等级±1%,属于行业通用精密电阻范畴。实际应用中,该精度可避免模拟电路(如传感器信号放大、电压基准分压)因电阻误差导致的输出偏差——例如在12V基准分压电路中,±1%精度可将输出电压偏差控制在±120mV以内,满足大多数工业测量场景的校准需求。

2. 功率与电压额定值

  • 额定功率:62.5mW(0402封装常规功率等级);
  • 额定工作电压:50V(需注意功率-电压关联约束:50V下理论功耗为(V^2/R=50^2/51000≈49mW),未超额定功率,可安全工作;高温环境下需遵循光颉 datasheet降额规范,如125℃以上降额50%使用)。

3. 温度系数(TC)

±25ppm/℃是薄膜电阻的核心优势(厚膜电阻TC通常≥±100ppm/℃)。以温度变化100℃为例,阻值漂移量仅为(51kΩ×25ppm/℃×100℃=127.5Ω),相对漂移率0.25%,可有效降低宽温场景(如汽车发动机舱、工业现场)下的电路性能波动。

三、封装与工艺技术特性

1. 小型化封装

采用0402英制封装(尺寸2.0mm×1.0mm),是贴片电阻中尺寸极小的规格之一,可显著提升PCB集成密度——例如在智能手机射频前端,0402封装可减少30%以上的布局空间,适配5G终端的小型化需求。

2. 薄膜制造工艺

通过真空溅射制备均匀电阻膜层(厚度10-100nm),相比厚膜工艺:

  • 阻值一致性提升30%以上(批量电阻偏差≤±0.5%);
  • 长期稳定性优异(1000小时老化后阻值变化率≤±0.1%);
  • 抗噪性能更好(薄膜膜层的高频损耗更低)。

3. 端电极设计

配置三层端电极结构(镍底层+铜中间层+锡表层):

  • 提升焊接附着力(防止回流焊虚焊,焊接强度符合IPC标准);
  • 符合RoHS无铅环保要求,适配自动化SMT生产线。

四、环境适应性与可靠性验证

1. 宽温工作范围

支持-55℃~+155℃,覆盖:

  • 工业级(-40~+85℃):PLC模块、工业传感器;
  • 扩展工业级(-55~+125℃):航空航天辅助电路;
  • 汽车级(-40~+125℃):车载信息娱乐系统。

2. 湿热与老化耐受性

  • 85℃/85%RH 1000小时湿热测试:阻值变化率≤±0.5%,端电极无腐蚀;
  • 155℃ 1000小时高温老化:阻值漂移≤±0.2%,满足长期可靠性要求。

3. 机械可靠性

通过振动(10-2000Hz,加速度2g)与冲击(1000g,6ms)测试,可承受便携式设备的跌落、振动场景(如智能手表的日常使用)。

五、典型应用场景匹配

  1. 消费电子:智能手机射频匹配网络、智能手表传感器调理电路、蓝牙耳机电源分压;
  2. 工业控制:PLC模拟量I/O电路、工业温度传感器信号放大;
  3. 汽车电子:车载音频信号处理、ADAS传感器接口;
  4. 通信设备:基站射频阻抗匹配、光纤收发器偏置电路。

六、选型优势与价值总结

ARG02FTC5102作为精密薄膜电阻的优选方案,核心价值在于:

  • 精密稳定:±1%精度+±25ppm/℃ TC,解决宽温下的阻值漂移问题;
  • 小型集成:0402封装缩小产品体积,适配便携与模块化设计;
  • 宽温可靠:-55~+155℃覆盖多领域严苛环境;
  • 工艺成熟:薄膜技术+无铅电极,兼容自动化生产与环保标准。

该产品可替代普通厚膜电阻,尤其适合对精度、稳定性、空间有严格要求的电路设计场景,是工业级与消费电子领域的高性价比选择。

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