WMSIC Electronic Components

Viking ARG02BTC2493

ModelARG02BTC2493
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 ARG02BTC2493
Type
VIKING
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG02BTC2493
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.009g
Electronic Component
249kΩ
Electronic Component
1
Electronic Component
BM0264911633
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.

ARG02BTC2493 薄膜贴片电阻产品概述

一、产品核心定位与品牌背景

ARG02BTC2493是台湾Viking(光颉)电子推出的精密薄膜贴片电阻,属于其薄膜电阻系列中的小封装高稳定性型号。Viking作为全球精密电阻领域的主流供应商,以真空溅射薄膜工艺、激光微调阻值技术为核心,产品广泛覆盖工业、医疗、通信等对精度与温度稳定性要求严苛的领域。ARG02BTC2493聚焦“小型化+高精度+宽温稳定”三大核心需求,适配高密度PCB设计与极端环境应用场景。

二、关键参数与性能特性

ARG02BTC2493的参数设计精准匹配精密电路需求,核心性能如下:

  • 阻值与精度:标称阻值249kΩ,精度±0.1%——可满足信号调理、分压网络等对阻值偏差要求严格的电路,避免因精度不足导致的信号失真或控制误差;
  • 温度系数(TCR):±25ppm/℃——以249kΩ阻值计算,每1℃温度变化仅带来约6.225Ω的阻值漂移,100℃温变下漂移量仅622.5Ω,远优于普通厚膜电阻(TCR通常≥100ppm/℃),适合宽温环境下的稳定工作;
  • 功率与电压:额定功率62.5mW,最大工作电压50V——适配0402封装的功率上限,满足小信号电路的限流、分压需求,避免过功率损坏;
  • 工作温区:-55℃~+155℃——覆盖工业级宽温范围,可在汽车发动机舱、户外基站等极端温度场景下长期可靠运行;
  • 封装:0402(英制尺寸,约1.0mm×0.5mm)——小型化设计,有效降低PCB布局空间,适配智能手机、基站射频模块等高密度集成产品。

三、工艺与可靠性优势

ARG02BTC2493依托Viking成熟的薄膜电阻工艺,可靠性与稳定性突出:

  1. 真空溅射薄膜工艺:采用高纯度镍铬(NiCr)合金通过真空溅射沉积在陶瓷基底上,相比厚膜电阻的丝网印刷工艺,阻值一致性更好、噪声更低;
  2. 激光微调阻值:通过激光刻蚀微调薄膜层,精准控制阻值偏差至±0.1%,同时保证TCR的稳定性;
  3. 封装材料优化:采用耐高温环氧树脂封装,具备良好的耐湿、耐化学腐蚀性能,可通过湿度偏压(HBM)、温度循环等可靠性测试;
  4. 符合行业标准:产品满足IEC 61000-4-2(ESD)、IEC 60068-2-14(温度循环)等国际标准,部分批次兼容AEC-Q200汽车级要求(需确认具体批次)。

四、典型应用场景

ARG02BTC2493的性能特性使其适用于以下场景:

  • 工业自动化:PLC模拟量输入模块的分压电路、伺服电机编码器的信号调理电路——宽温稳定与高精度保证控制精度;
  • 医疗设备:心电监护仪的前置放大电路、血糖检测仪的信号滤波电路——低噪声薄膜电阻避免干扰,精度满足医疗数据准确性要求;
  • 通信设备:5G基站射频前端的匹配网络、光纤收发器的偏置电路——0402封装适配高密度PCB,功率满足小信号需求;
  • 消费电子高端款:专业音频解码器的前置放大电路、无人机飞行控制器的传感器信号调理——宽温范围适配户外使用,精度保证控制稳定性。

五、选型与使用注意事项

为保证产品长期可靠运行,需注意以下要点:

  1. 功率降额:实际使用功率建议不超过额定功率的70%(即≤43.75mW),避免因过热导致阻值漂移或损坏;
  2. 电压限制:最大工作电压50V为绝对上限,不得在高于50V的电路中使用,否则可能击穿电阻;
  3. 焊接工艺:采用回流焊时,峰值温度控制在230℃~240℃,时间不超过30s;手工焊接温度≤350℃,时间≤3s,避免热应力影响TCR;
  4. 存储条件:存储于常温(25℃±5℃)、干燥(湿度≤60%RH)环境,开封后建议12个月内使用完毕,避免受潮导致阻值变化。

ARG02BTC2493凭借“高精度、宽温稳定、小型化”的核心优势,成为工业、医疗、通信等领域精密电路设计的优选电阻之一,Viking的品牌背书进一步保证了产品的一致性与可靠性。

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