WMSIC Electronic Components

Viking AR03BTCX3000

ModelAR03BTCX3000
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Viking AR03BTCX3000
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
AR03BTCX3000
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.023g
Electronic Component
300Ω
Electronic Component
1
Electronic Component
BM0263676836
Operating Temperature
55℃~+155℃
Electronic Component
±25ppm/℃
Resistor Type
Resistor
Electronic Component
Electronic Component

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

Viking光颉AR03BTCX3000薄膜贴片电阻产品概述

一、产品核心身份与定位

AR03BTCX3000是光颉(Viking)推出的高精密薄膜贴片电阻,属于0603封装系列核心型号。该产品主打「小体积下的高精度、低温漂性能」,针对工业控制、精密仪器、车载电子等对阻值稳定性要求严苛的场景设计,是替代普通碳膜/厚膜电阻的高性价比选型。

二、关键性能参数深度解析

该产品的核心参数围绕「精密性+宽温适应性」两大维度,具体表现为:

  • 阻值与精度:标称300Ω,精度±0.1%——在额定条件下,阻值偏差不超过0.3Ω,可满足数字万用表分压网络、示波器衰减电路等对精度敏感的场景,避免因阻值偏差导致信号采集/控制误差;
  • 功率与封装匹配:额定功率100mW(0.1W),适配0603封装的散热极限(0603封装典型功率承载范围为62.5mW~100mW),支持最大约18mA的工作电流(I=√(P/R)),适合小信号调理电路;
  • 温度系数(T.C):±25ppm/℃——远优于普通碳膜电阻(典型±200ppm/℃以上),在-55℃~155℃宽温范围内,阻值随温度的变化率被严格控制(例如120℃温变下,阻值变化仅0.9Ω,相对偏差0.3%),可有效抑制温度波动对电路性能的影响;
  • 工作温度范围:-55℃~+155℃——覆盖工业级、汽车级(部分场景)的温区要求,满足户外设备、车载电子等高低温交替环境的长期稳定运行。

三、封装设计与工艺特点

  • 0603封装:对应公制1608(1.6mm×0.8mm),尺寸小巧,适合高密度PCB设计(如智能手机音频模块、可穿戴设备传感器电路),兼容自动化贴装工艺,提升生产效率;
  • 薄膜电阻工艺:采用镍铬薄膜技术(相比厚膜电阻),更易实现高精度、低温漂,同时噪声更低(典型值<10nV/√Hz),适合模拟信号电路对噪声敏感的场景;
  • 物理特性:采用陶瓷基片+环氧树脂封装,具备良好的抗冲击、抗振动性能,满足电子设备运输、使用中的机械可靠性要求。

四、典型应用领域

结合性能参数,该产品广泛应用于以下场景:

  1. 精密仪器仪表:数字万用表分压网络、示波器衰减电路、实验室信号发生器;
  2. 工业控制模块:PLC模拟量输入/输出调理电路、温度传感器信号放大;
  3. 车载电子辅助电路:胎压监测传感器(TPMS)信号调理、车载音响音频放大;
  4. 消费电子高端型号:旗舰手机音频模块、智能手表心率传感器电路;
  5. 医疗电子设备:便携式监护仪信号采集、血糖检测仪校准电路。

五、选型与使用注意事项

  1. 功率余量:实际应用中需保证功率不超过100mW,建议留20%~30%余量(如控制在70mW以内),避免过热导致阻值漂移;
  2. 温区匹配:若工作环境温变超过155℃(如高温工业炉),需选择更高温区(如+175℃)的电阻型号;
  3. 精度需求:若场景对精度要求低于±0.5%,可考虑同系列低精度型号降低成本,但该产品优势在于「高精度+低T.C」的组合,适合对两者均有要求的场景。

六、可靠性与长期稳定性

光颉作为专业电阻厂商,该产品通过多项可靠性测试:

  • 湿热测试(60℃/95%RH,1000小时):阻值变化率<0.5%;
  • 温度循环测试(-55℃~+155℃,1000次循环):阻值变化率<0.3%;
  • 机械冲击测试(1000g,0.5ms半波):无开路/短路故障。

综上,AR03BTCX3000是一款兼顾「小体积、高精度、宽温适应性」的薄膜贴片电阻,是工业控制、精密仪器等领域的可靠选型。

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