WMSIC Electronic Components

Viking ARG05FTC4R70

ModelARG05FTC4R70
Package0805
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 ARG05FTC4R70
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG05FTC4R70
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.029g
Electronic Component
4.7Ω
Electronic Component
1
Electronic Component
BM0265649475
Operating Temperature
55℃~+155℃
Operating Voltage
150V
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.

ARG05FTC4R70 薄膜贴片电阻产品概述

一、产品基本定位与品牌支撑

ARG05FTC4R70是光颉电子(Viking) 推出的0805封装薄膜贴片电阻,属于其ARG系列高精度被动元器件产品线。光颉作为专注被动元件研发生产的企业,其薄膜电阻以“高稳定性、宽温域适配、自动化贴装友好”为核心优势,ARG05FTC4R70针对小功率、高精准需求场景设计,是消费电子、工业控制等领域的常用选型型号。

二、核心性能参数详解

ARG05FTC4R70的关键参数直接决定了其应用边界,具体如下:

  • 阻值与精度:固定阻值4.7Ω,精度等级±1%——满足分压、电流采样等需要准确电阻值的电路设计,避免因阻值偏差导致的信号失真;
  • 功率与电压:额定功率125mW,最大工作电压150V——在小信号电路中功率余量充足,若按行业常规50%降额使用(实际功率≤62.5mW),可进一步提升长期可靠性;
  • 温度特性:温度系数(TCR)±25ppm/℃——温度每变化1℃,阻值漂移仅约0.0001175Ω,宽温域内阻值稳定性优异,适合极端环境下的持续运行;
  • 工作温度范围:-55℃至+155℃——覆盖工业级(-40~+85℃)、汽车级部分场景(如发动机舱附近的高低温波动),环境适应性强;
  • 封装形式:0805(公制2012)贴片封装——尺寸紧凑(2.0mm×1.2mm×0.5mm),适配高密度PCB设计,支持SMT自动化贴装,生产效率高。

三、工艺与物理特性

ARG05FTC4R70采用薄膜电阻工艺:通过真空溅射技术在高纯度氧化铝陶瓷基底上沉积镍铬电阻层,相比碳膜电阻,具备三大核心优势:

  1. 阻值一致性强:批量生产中阻值偏差控制严格,适合规模化应用(批量阻值离散度≤±0.2%);
  2. 噪声水平低:薄膜电阻层的均匀性减少了电流噪声(典型值≤-30dB),适合信号调理电路;
  3. 抗老化性能优异:电阻层与陶瓷基底结合紧密,长期使用后阻值漂移≤±0.1%/1000小时,寿命可达数万小时。

封装方面,0805贴片封装无引脚设计,可直接焊接于PCB表面,减少了传统插件电阻的安装空间,适配智能设备、小型化电子模块的设计需求。

四、典型应用场景

ARG05FTC4R70的参数特性使其在多领域具备实用性:

  1. 消费电子:智能手机、智能穿戴的音频放大、传感器信号滤波电路——1%精度确保信号准确传输,0805封装适配设备小型化;
  2. 工业控制:PLC输入输出模块、温度传感器信号放大电路——宽温范围适应车间高低温,25ppm/℃的TCR保障信号处理精度;
  3. 汽车电子:车载信息娱乐系统、车身控制模块的LED驱动限流、传感器分压电路——-55~+155℃覆盖车载极端温度(如冬季低温启动、夏季发动机舱高温);
  4. 通信设备:路由器、交换机的射频前端小信号电路——低噪声薄膜电阻减少信号干扰,150V工作电压满足部分电源辅助电路需求。

五、可靠性与环保要求

ARG05FTC4R70符合多项行业标准,确保长期可靠运行:

  • 耐湿性:通过IEC 60068-2-67湿热试验(40℃/93%RH,1000小时),阻值变化≤±0.5%;
  • 盐雾抗性:满足汽车电子GMW3172标准(5%NaCl溶液,96小时),适合沿海地区或高湿度环境;
  • 环保合规:无铅封装(RoHS 2.0),不含镉、铅等有害物质,符合全球电子市场的环保要求。

综上,ARG05FTC4R70以高精准、宽温域、小体积为核心优势,兼顾可靠性与环保性,是多领域电子设计中可靠的薄膜贴片电阻选型。

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