WMSIC Electronic Components

Viking ARG03FTC49R9

ModelARG03FTC49R9
Package0603
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Viking ARG03FTC49R9
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG03FTC49R9
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.023g
Electronic Component
49.9Ω
Electronic Component
1
Electronic Component
BM0263676871
Operating Temperature
55℃~+155℃
Operating Voltage
75V
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.

ARG03FTC49R9薄膜贴片电阻产品概述

ARG03FTC49R9是Viking(光颉)推出的一款高精密小功率薄膜贴片电阻,针对小型化、宽温稳定、精准信号调理场景设计,凭借紧凑封装与可靠性能,成为消费电子、工业控制等领域的常用选型。

一、产品核心身份与基础定位

该电阻属于薄膜电阻范畴(区别于厚膜电阻的印刷工艺),采用真空沉积技术实现更高精度与稳定性;同时作为0603封装的贴片元件,体积仅约1.6mm×0.8mm,适配高密度电路板设计。核心定位是小功率信号电路的“精准配角”——既满足低功耗需求,又能在环境变化中保持阻值稳定,避免信号失真。

二、关键参数深度解析

ARG03FTC49R9的参数覆盖信号电路的核心需求,关键指标如下:

  • 阻值与精度:49.9Ω±1%——1%精度在小功率电阻中属于高规格,能有效降低信号放大、滤波电路的误差(比如传感器输出放大时,误差控制在0.5Ω以内);
  • 功率与耐压:100mW(0.1W)额定功率,75V最大工作电压——足够支撑大多数信号级电路(如射频前端、触控信号调理),无需额外降额;
  • 温度特性:±25ppm/℃温度系数,-55℃~+155℃宽温范围——温度变化100℃时,阻值漂移仅0.25%,即使在汽车舱内高温(85℃)或工业低温(-40℃)环境下,性能仍稳定;
  • 封装规格:0603(英制代码,对应公制1608)——符合主流贴片生产线标准,可兼容回流焊、波峰焊等工艺,适配自动化组装。

三、封装与工艺技术亮点

  1. 薄膜工艺优势:通过真空沉积将镍铬合金薄膜附着在陶瓷基底上,相比厚膜电阻的丝网印刷,阻值一致性更好、温度系数更低,长期使用不易老化;
  2. 0603封装适配性:体积小巧但散热可靠,100mW功率下不会因局部过热影响寿命;表面贴装设计支持自动化生产,大幅提升电路板组装效率;
  3. 环保与可焊性:端电极采用无铅焊料兼容设计,符合RoHS、REACH环保标准,焊接不良率≤0.1%(经J-STD-002测试)。

四、典型应用场景

ARG03FTC49R9的性能匹配多个领域的小功率信号电路:

  • 消费电子:手机、平板的音频放大、触控信号调理电路,利用高精度避免信号失真;
  • 工业控制:小型传感器(温度、压力传感器)的信号放大模块,宽温范围适应车间高低温;
  • 汽车电子:低功率辅助电路(仪表盘背光控制、传感器前置放大),满足车载-40℃~+85℃的温度要求;
  • 医疗设备:便携式监护仪的生理信号检测电路,1%精度确保数据准确性;
  • 通信设备:路由器、交换机的射频前端滤波电路,薄膜工艺的低噪声特性提升信号质量。

五、品牌与可靠性保障

Viking(光颉)作为专业电阻制造商,ARG03FTC49R9经过多重可靠性测试:

  • 符合IEC 61000-4-2(ESD防护)、MIL-STD-202(环境测试)等国际标准;
  • 高温存储测试(155℃下1000小时)后,阻值变化≤0.5%;
  • 温度循环测试(-55℃~+155℃循环1000次)后,性能无明显衰减;
  • 批量一致性测试:同批次产品阻值偏差≤0.8%,满足工业化批量应用需求。

六、选型对比优势

相比同类竞品,ARG03FTC49R9的核心优势在于:

  • 精度与温度系数平衡:1%精度+25ppm/℃,优于多数厚膜电阻(通常5%精度+50ppm/℃);
  • 宽温适配性:-55℃+155℃的范围,比普通贴片电阻(-40℃+125℃)更宽;
  • 性价比:工业级可靠性与Viking品牌背书,价格适中,适合批量采购。

总结来看,ARG03FTC49R9是一款“小而精”的薄膜贴片电阻,精准稳定、宽温可靠、体积紧凑,能满足多领域小功率信号电路的核心需求。

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