WMSIC Electronic Components

Viking ARG05BTC4993

ModelARG05BTC4993
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Viking ARG05BTC4993
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG05BTC4993
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.029g
Electronic Component
499kΩ
Electronic Component
1
Electronic Component
BM0264480864
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.

Viking光颉ARG05BTC4993 薄膜贴片电阻产品概述

Viking(光颉)ARG05BTC4993是一款精密薄膜贴片电阻,采用0805小型化封装,专为对精度、稳定性要求苛刻的电子电路设计,广泛适配工业控制、汽车电子、医疗仪器等领域的应用需求。

一、产品基本信息

ARG05BTC4993属于Viking光颉ARG系列精密电阻,核心定位为高稳定性薄膜贴片电阻。其型号编码隐含关键特性:

  • "ARG"为精密薄膜电阻系列标识;
  • "05B"对应封装代码(实际封装为0805英制,公制2012);
  • "4993"表示阻值499kΩ(前三位为有效数字,第四位为倍率×10³);
  • 后缀参数与用户提供的精度±0.1%、温度系数±25ppm/℃一致。

二、核心性能参数

ARG05BTC4993的关键性能针对精密应用优化,具体如下:

  1. 阻值与精度:固定阻值499kΩ,精度等级±0.1%(远高于常规±1%、±0.5%电阻,满足电路匹配的精准需求);
  2. 功率额定值:25℃环境下额定功率125mW,实际使用需遵循温度降额曲线(如155℃时功率降额至约60%);
  3. 工作电压:最大连续工作电压150V(需同时满足功率限制,避免过压损坏);
  4. 温度系数(TCR):±25ppm/℃(阻值随温度变化的稳定性,比厚膜电阻的±100ppm/℃以上更优);
  5. 工作温度范围:-55℃至+155℃(覆盖工业级、汽车级及部分航空航天应用的极端温区)。

三、设计特点与优势

ARG05BTC4993依托薄膜电阻工艺,具备以下核心优势:

  1. 高精度与低漂移:薄膜沉积工艺实现阻值精准控制,长期使用阻值漂移率<0.05%/1000小时,适合对测量精度要求苛刻的场景;
  2. 宽温区稳定性:±25ppm/℃的TCR在-55~155℃范围内保持阻值稳定,避免温度变化导致电路性能波动;
  3. 小型化与高密度适配:0805封装(尺寸2.0mm×1.2mm×0.5mm)支持高密度PCB设计,满足便携设备、模块电路的空间需求;
  4. 耐候性与可靠性:封装采用防潮、抗腐蚀设计,可承受工业级冲击振动(10G/20-2000Hz),适合户外或振动环境应用;
  5. 宽功率电压覆盖:125mW功率适配中小信号电路,150V电压满足多数低压至中压应用(如传感器信号调理、电源反馈回路)。

四、典型应用场景

ARG05BTC4993的性能特点使其适配多领域精密电路:

  1. 工业控制:PLC模拟量输入模块、传感器信号调理电路(如压力、温度传感器的放大/滤波);
  2. 汽车电子:车载仪表盘、ADAS传感器信号处理、车身控制模块(BCM)的电压调节;
  3. 医疗仪器:监护仪、生化分析仪的精密测量电路(如血糖、血氧检测的信号放大);
  4. 通信设备:基站射频前端匹配电路、路由器电源管理模块的反馈电阻;
  5. 高端消费电子:Hi-Fi音频设备的耳机放大器阻抗匹配、便携设备的电池管理电路。

五、封装与工艺说明

ARG05BTC4993采用0805英制贴片封装,符合IPC-J-STD-001标准,具体尺寸:

  • 长度:2.0mm±0.2mm;
  • 宽度:1.2mm±0.2mm;
  • 厚度:0.5mm±0.1mm;

焊接工艺适配常规SMT回流焊(峰值温度260℃,持续时间<10秒),无铅封装符合RoHS环保要求,适合全球市场应用。

ARG05BTC4993凭借高精密、宽温稳定、小型化等特点,成为工业、汽车、医疗等领域精密电路的优选电阻之一,可有效提升电路性能的一致性与长期可靠性。

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