WMSIC Electronic Components

Viking ARG02FTC4992

ModelARG02FTC4992
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 ARG02FTC4992
Type
VIKING
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG02FTC4992
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.009g
Electronic Component
49.9kΩ
Electronic Component
1
Electronic Component
BM0264911559
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.

ARG02FTC4992 薄膜贴片电阻产品概述

ARG02FTC4992是Viking(光颉)推出的一款0402封装薄膜贴片电阻,专为精密电子电路设计,兼具高稳定性、小体积与宽温适应性,可满足消费电子、工业控制、通信等多领域的阻抗控制需求。

一、产品基本属性

该电阻属于镍铬合金薄膜电阻(薄膜电阻技术的典型代表),采用表面贴装设计,型号命名逻辑清晰:

  • "ARG02"对应光颉薄膜电阻系列;
  • "FTC"表示薄膜(Film)、高温度稳定性(Temperature Stable);
  • "4992"代表阻值49.9kΩ(前三位499为有效数字,第四位2为倍率10²)。 核心定位为中高阻值、高精度、宽温型贴片电阻,适配高密度PCB布局场景。

二、核心性能参数详解

ARG02FTC4992的关键参数明确了其适用边界,具体如下:

  1. 阻值与精度:49.9kΩ±1%
    阻值处于中高范围,±1%的精度远高于普通碳膜电阻(±5%/±10%),可满足仪表、通信等对阻值一致性要求较高的电路(如信号分压、基准电压生成)。
  2. 功率与电压:62.5mW/50V
    62.5mW(0.0625W)是0402封装的典型功率等级,需注意电路实际功耗不超过此值;50V为最大允许工作电压(直流/交流峰值),避免电压过载导致击穿。
  3. 温度特性:±25ppm/℃(温度系数)、-55℃+155℃(工作温度)
    ±25ppm/℃的温度系数属于低漂移范畴(温度每变化1℃,阻值变化≤25×10⁻⁶),结合-55℃+155℃的宽温范围,可稳定工作于户外、车载等极端环境。

三、封装与尺寸特征

ARG02FTC4992采用0402封装(英制:0.04in×0.02in,公制:1.0mm×0.5mm),是贴片电阻中尺寸较小的规格之一,优势明显:

  • 体积紧凑:可大幅提升PCB布局密度,适配智能手机、智能穿戴等小型化设备;
  • SMT兼容:支持自动化贴装生产,提高电子制造效率;
  • 结构可靠:采用陶瓷基片+薄膜镀层+环氧树脂涂层结构,抗机械应力与环境腐蚀能力强。

四、典型应用场景

ARG02FTC4992的参数特性使其适配多领域场景:

  1. 消费电子:智能手机射频前端的阻抗匹配、平板电脑电源管理电路的分压;
  2. 工业控制:PLC模拟量输入输出的信号调理、电机驱动电路的限流;
  3. 通信设备:路由器/交换机的滤波网络、基站射频模块的衰减器;
  4. 汽车电子:车载传感器(如温度、压力传感器)的信号放大电路;
  5. 医疗仪器:小型血糖仪、血氧仪的检测电路(精度要求高)。

五、品牌与可靠性优势

Viking(光颉)作为专业被动元件厂商,ARG02FTC4992具备以下可靠性优势:

  • 薄膜技术优势:镍铬合金薄膜相比碳膜/金属膜,具有更低的噪声、更高的稳定性与更长的寿命;
  • 环保合规:符合RoHS 2.0、REACH等环保标准,无铅无卤,适配绿色电子产品设计;
  • 可靠性测试:经过高温存储(155℃×1000h)、温度循环(-55℃~+155℃×1000次)等测试,阻值漂移≤0.5%,满足工业级要求。

六、使用注意事项

为确保产品性能与寿命,使用时需注意:

  1. 功率验证:计算电路实际功耗(P=I²R或P=U²/R),确保P≤62.5mW;
  2. 电压限制:直流电压或交流电压峰值不超过50V;
  3. 焊接工艺:采用回流焊(峰值温度230~260℃,时间≤30s),避免手工焊接损伤;
  4. 静电防护:薄膜电阻对静电敏感,生产/使用需佩戴防静电手环、使用防静电工作台;
  5. 温度环境:避免工作温度超出-55℃~+155℃范围,防止阻值漂移或损坏。

ARG02FTC4992凭借高稳定性、小体积与宽温适应性,成为精密电子电路中阻抗控制的可靠选择,可满足不同领域的差异化需求。

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