WMSIC Electronic Components

Viking ARG03FTC1202

ModelARG03FTC1202
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Viking ARG03FTC1202
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG03FTC1202
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.023g
Electronic Component
12kΩ
Electronic Component
1
Electronic Component
BM0265378706
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.

光颉Viking ARG03FTC1202薄膜固定电阻器产品概述

一、产品定位与核心类别

ARG03FTC1202是台湾光颉(Viking)电子推出的精密薄膜固定电阻器,属于ARG系列中的FTC子系列(命名中“F”代表薄膜工艺、“T”代表温度稳定性、“C”代表常规精度)。该产品针对对阻值精度、温度漂移控制要求较高的电子电路设计,弥补了普通碳膜电阻精度低、温漂大的不足,同时兼顾0603小封装的集成度优势,是工业控制、通信、消费电子等领域的常规选型器件。

二、关键电气性能参数详解

ARG03FTC1202的核心电气参数围绕“精密稳定”设计,具体如下:

  1. 阻值与精度:标称阻值12kΩ(代码标识为“1202”,即12×10²Ω),精度等级±1%——这意味着在25℃基准温度下,实际阻值偏差不超过±120Ω,远优于常规±5%精度电阻(偏差±600Ω),可直接用于分压、基准电压等对精度敏感的电路。
  2. 功率与电压:额定功率100mW(0.1W),最大工作电压75V——需注意:实际应用中需以功率不超额定值为核心限制(P=V²/R),因此最大允许电压约34.6V(√(0.1×12000));该参数保证了低功耗电路的长期可靠性。
  3. 温度系数(TCR):±25ppm/℃——指温度每变化1℃,阻值变化±25×10⁻⁶Ω/Ω。在-55℃~+155℃工作范围内,总阻值变化最大为±5250ppm(±0.525%),可有效减少温度波动对放大器增益、滤波器截止频率的影响。

三、封装与物理特性

ARG03FTC1202采用0603表面贴装封装(英制编号,对应公制尺寸1.6mm×0.8mm×0.4mm),符合IPC-J-STD-020标准,具有以下特点:

  • 贴装兼容性:端电极采用镍钯金(Ni/Pd/Au)镀层,适配回流焊、波峰焊等常规SMT工艺,焊接可靠性高;
  • 体积优势:小封装适合高密度PCB设计(如智能手机、智能穿戴),可有效缩小电路尺寸;
  • 机械强度:陶瓷基片(Al₂O₃)保证抗冲击、抗振动性能,满足工业设备严苛环境要求。

四、温度特性与可靠性

ARG03FTC1202的宽温范围和低TCR是核心可靠性优势:

  1. 宽温适应性:覆盖工业级(-40℃+85℃)、部分汽车级(-40℃+125℃)及高温场景(如烤箱、电机附近),无需额外降额;
  2. 长期稳定性:激光微调工艺实现精度控制,无碳膜电阻的“老化漂移”问题,125℃/额定功率下1000小时测试,阻值变化≤±0.1%;
  3. 耐湿性能:环氧树脂包封符合IEC 60068-2-67标准,60℃/90%RH环境下1000小时工作,阻值变化≤±0.2%。

五、典型应用场景

ARG03FTC1202的性能匹配多领域精密电路需求,典型应用包括:

  1. 工业控制:传感器信号调理(压力/温度传感器分压网络)、PLC输入输出限流;
  2. 通信设备:基站射频滤波网络、光模块偏置电路(稳定电流/电压控制);
  3. 消费电子:音频放大器反馈电阻(低噪声提升音质)、智能手机电源管理(小封装适配高密度);
  4. 医疗设备:监护仪精密测量(心电信号放大增益电阻,精度影响测量准确性);
  5. 汽车电子:车载中控辅助电路(宽温适配-40℃~+85℃舱内温度)。

六、选型与替换参考

若需调整参数,可参考以下方案:

  • 同系列阻值替换:10kΩ选ARG03FTC1002,22kΩ选ARG03FTC2202;
  • 精度升级:±0.1%精度选ARG系列FTH子型号(TCR±10ppm/℃);
  • 功率升级:1/4W功率选0805封装ARG05FTC1202;
  • 替代品牌:进口替代参考国巨RT系列0603电阻(参数接近)。

ARG03FTC1202凭借“小封装+高精度+宽温稳定”的组合优势,成为中高端电子设备中精密电阻的主流选型,可满足多数模拟电路对性能与集成度的平衡需求。

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