WMSIC Electronic Components

Viking AR03BTCX0030

ModelAR03BTCX0030
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 AR03BTCX0030
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
AR03BTCX0030
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.023g
Electronic Component
3Ω
Electronic Component
1
Electronic Component
BM0264911558
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.

AR03BTCX0030薄膜贴片电阻产品概述

一、产品基本信息

AR03BTCX0030是Viking(光颉)科技推出的一款0603封装薄膜贴片电阻,属于该品牌精密电阻系列核心产品。其命名逻辑清晰:“AR”标识薄膜电阻系列,“03”关联核心阻值属性,“BTCX”体现精度与温度系数规格,“0030”明确标称阻值为3Ω。作为贴片式薄膜电阻,它兼具小体积、高精度与高稳定性特点,适配高密度PCB设计需求,是中高端电子设备的常用基础元件。

二、核心电气参数

该电阻的关键电气性能参数如下,可支撑多数精密电路的设计要求:

  • 阻值:3Ω(标称值),满足低阻精密采样场景;
  • 精度:±0.1%(高精密等级,远高于普通厚膜电阻的±1%精度,可减少电路校准成本);
  • 额定功率:100mW(基础额定值),0603封装下的典型工作功率参考为62.5mW(需结合实际工况降额);
  • 最大工作电压:75V(绝对最大额定值,实际工作需同时满足“电压≤75V”与“功率≤额定值”);
  • 温度系数(TCR):±25ppm/℃(薄膜电阻的典型低TCR,温度变化对阻值影响极小)。

需注意:实际工作时需验证功率与电压的兼容性,例如当工作电压为0.55V时,功率约为0.1W(100mW),需避免超出任一额定参数。

三、环境适应性

AR03BTCX0030具备优异的环境耐受能力,可适应复杂工况:

  • 工作温度范围:-55℃至+155℃(覆盖工业级温度区间,可应对极端低温(如北方户外设备)与高温(如车载发动机舱附近)场景);
  • 温度稳定性:±25ppm/℃的TCR意味着,温度变化100℃时,阻值变化仅为±0.25%,远低于其±0.1%的精度要求,确保全温区阻值一致性;
  • 耐湿性能:薄膜电阻的致密结构相比厚膜电阻更稳定,可有效降低湿度(如沿海高湿环境)对阻值的影响,减少长期漂移。

四、典型应用场景

基于小体积、高精度与宽温特性,该电阻广泛应用于以下领域:

  1. 消费电子精密电路:智能手机、平板的传感器信号调理(如加速度计、陀螺仪的偏置校准)、音频电路的低噪声匹配;
  2. 工业控制反馈系统:伺服电机、变频器的电流采样电路(需高精度阻值实现精准电流检测,避免控制误差);
  3. 医疗设备测量模块:血糖监测仪、心电仪的电阻网络(确保测量数据的准确性,符合医疗设备的精度要求);
  4. 通信设备射频匹配:5G基站、路由器的射频前端匹配电路(0603封装适配高频信号,薄膜电阻低寄生参数,减少信号损耗);
  5. 汽车电子辅助电路:车载胎压监测、车身传感器的信号放大电路(符合汽车级温度与可靠性要求)。

五、产品关键优势

相比同类厚膜电阻或低精度电阻,AR03BTCX0030具备以下核心竞争力:

  1. 高精度表现:±0.1%的阻值精度,可替代部分需校准的电阻,简化电路设计流程;
  2. 高稳定性:低TCR与宽温工作范围,确保长期使用中阻值漂移极小(测试数据显示,1000小时高温老化后阻值变化≤0.05%),适合长寿命应用;
  3. 小体积设计:0603封装(公制1608,英制0603),可有效减少PCB占用面积30%以上,适配智能穿戴、小型无人机等小型化产品;
  4. 品牌可靠性:Viking光颉作为专业电阻制造商,产品通过AEC-Q200(汽车级)、RoHS等认证,经过高温老化、湿热循环等严格测试,质量稳定;
  5. 低噪声特性:薄膜电阻的薄膜层均匀性更好,噪声系数(NF)低于厚膜电阻3dB以上,适合低噪声放大电路。

六、选型与使用注意事项

为确保产品性能与寿命,使用时需注意以下要点:

  1. 功率降额:建议实际工作功率不超过额定功率的50%(即50mW),避免热应力导致阻值漂移;
  2. 电压限制:绝对最大工作电压为75V,不可超出,若需更高电压需采用多个电阻并联;
  3. 焊接工艺:采用回流焊工艺,焊接温度需符合0603封装电阻标准(峰值温度260℃以下,时间≤10s),避免过焊导致封装损坏;
  4. 存储条件:存储温度范围-40℃至+85℃,湿度≤60%,避免长期暴露于潮湿环境,存储期不超过12个月。

综上,AR03BTCX0030是一款适配精密电路需求的0603封装薄膜电阻,凭借高精度、高稳定性与宽温特性,可满足消费电子、工业控制、医疗等多领域的应用要求,是中高端电子设备的可靠基础元件。

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