WMSIC Electronic Components

Viking AR03BTCX2003

ModelAR03BTCX2003
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 AR03BTCX2003
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
AR03BTCX2003
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.023g
Electronic Component
200kΩ
Electronic Component
1
Electronic Component
BM0258656872
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.

AR03BTCX2003 薄膜贴片电阻产品概述

一、产品定位与核心参数

AR03BTCX2003是Viking(光颉)推出的高精度薄膜贴片电阻,针对对阻值稳定性、精度要求苛刻的场景设计。核心参数清晰明确:

  • 阻值:200kΩ(固定阻值,无可调设计);
  • 精度:±0.1%(比普通厚膜电阻高10倍以上);
  • 功率:100mW(0603封装下的常规可靠功率);
  • 温度系数(TCR):±25ppm/℃(温度变化对阻值影响极小);
  • 工作温区:-55℃~+155℃(覆盖工业级及汽车级部分应用场景)。

薄膜电阻采用真空溅射工艺形成电阻层,相比厚膜电阻,阻值一致性更好、长期漂移更小,是AR03BTCX2003高精度特性的核心支撑。

二、封装与物理特性

该电阻采用0603封装(英制尺寸,对应公制1608),尺寸约1.6mm×0.8mm×0.5mm,属于小型化贴片封装,可满足高密度PCB设计需求(如智能手机、智能手表等便携设备的模块集成)。

焊盘设计符合IPC-J-STD-001标准,无铅表面处理(通常为Sn/Pb或纯Sn),兼容回流焊、波峰焊等常规贴片工艺,焊接良率高;同时符合RoHS 6、REACH环保指令,无有害物质残留,适配全球市场要求。

三、性能优势解析

3.1 高精度阻值控制

±0.1%的精度意味着200kΩ电阻的实际阻值偏差仅±200Ω,可直接用于无需额外校准的精密场景:例如示波器的垂直衰减电阻、医疗监护仪的传感器信号放大电阻,避免因阻值偏差导致的信号失真或测量误差。

3.2 低温度系数稳定性

±25ppm/℃的TCR是其核心优势之一:温度每变化1℃,阻值仅变化0.0025%。以极端温差210℃(-55℃→+155℃)为例,阻值总变化仅0.525%,远低于普通厚膜电阻(±100ppm/℃以上,温差210℃变化2.1%)。这一特性使其在宽温环境下仍能保持稳定性能,如户外太阳能逆变器、车载传感器模块。

3.3 可靠功率与长期稳定性

100mW功率在0603封装中属于“降额设计”(0603电阻最大额定功率通常为125mW),工作时发热低,可有效降低阻值漂移。Viking针对该产品的1000小时高温老化测试显示,阻值漂移≤0.1%,满足量产设备的长期一致性要求。

四、工作环境适应性

-55℃+155℃的宽温范围,覆盖了**工业级(-40℃+85℃)和汽车级(-55℃~+150℃)** 部分应用场景:

  • 工业自动化:PLC模拟量输入通道、伺服电机电流采样;
  • 汽车电子:胎压监测(TPMS)信号调理、车载导航传感器分压;
  • 户外设备:太阳能路灯控制器、远程气象传感器。

无需额外降额使用(在额定温区和功率下),可简化电路设计,降低成本。

五、典型应用场景

  1. 精密测试仪器:示波器、信号发生器的校准电阻,确保输出信号精度;
  2. 汽车电子:胎压监测系统(TPMS)的信号放大电阻,避免温变导致的误报;
  3. 工业控制:PLC模拟量输入模块的分压电阻,保证模拟信号采集精度;
  4. 高端消费电子:专业音频设备的平衡输出电阻,提升音质一致性;
  5. 医疗设备:血糖监测仪的信号放大电阻,确保测量结果准确。

六、品牌与可靠性保障

Viking(光颉)是全球薄膜电阻领域的核心供应商,专注被动元件研发20余年,AR03BTCX2003通过了工业级可靠性认证(如IEC 61000-4-2静电放电测试),部分批次符合AEC-Q200汽车级标准。量产过程中采用100%阻值测试,确保每颗电阻均满足参数要求,可稳定供应汽车、工业、医疗等领域的批量订单。

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