WMSIC Electronic Components

Viking AR03BTCX0200

ModelAR03BTCX0200
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Viking AR03BTCX0200
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
AR03BTCX0200
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.023g
Electronic Component
20Ω
Electronic Component
1
Electronic Component
BM0264911547
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AR03BTCX0200薄膜贴片电阻产品概述

一、产品核心定位与基本属性

Viking光颉AR03BTCX0200是一款高精密薄膜贴片电阻,隶属于光颉精密电阻产品线,核心定位为小型化、低功率、高稳定性的电路基础元件。该型号针对工业控制、医疗电子、消费电子等领域对“小封装+高精度+宽温适应”的需求设计,是替代传统碳膜电阻、提升电路精度的主流选型之一。

二、关键性能参数解析

该型号的参数围绕“高精度+低漂移”核心优势展开,关键指标解读如下:

  1. 阻值与精度:标称阻值20Ω,精度±0.1%(行业高精密级别,远优于普通电阻±1%~±5%的精度),可直接用于无需额外校准的信号调理、基准电压电路;
  2. 温度系数(TCR):±25ppm/℃,意味着温度每变化1℃,阻值变化仅为20Ω×25×10⁻⁶=0.0005Ω。以100℃温差(如-55℃到45℃)计算,阻值总变化仅±0.005Ω,稳定性远超碳膜电阻(通常TCR≥±200ppm/℃);
  3. 功率与封装:额定功率100mW,适配小信号电路(如传感器输出、MCU外围电路);采用0603封装(英制尺寸,对应公制1608),体积仅1.6mm×0.8mm,可显著提升PCB单位面积的器件密度;
  4. 工作温度范围:-55℃+155℃,覆盖工业级环境(-40℃+85℃)及汽车电子低温场景,满足极端温度下的长期稳定工作。

三、封装与物理特性

0603封装是该型号的核心物理优势,具体表现为:

  • 尺寸紧凑:相比0805封装(2.0mm×1.2mm)体积减少约40%,适配智能手表、无线耳机等小型消费电子;
  • 贴装兼容性:符合SMT自动化贴装标准,支持回流焊(峰值260℃±5℃)、波峰焊(浸锡时间≤3秒)工艺,与行业通用生产流程无缝衔接;
  • 薄膜电阻结构:采用金属镍铬膜(NiCr)作为电阻体,相比碳膜电阻具有更低的噪声(≤-40dB)、更高的耐老化性能,且阻值一致性优于厚膜电阻。

四、典型应用场景

AR03BTCX0200的参数特性使其适配多领域实际需求:

  1. 工业控制与传感器:压力传感器、温度传感器的信号放大电路(需高精度匹配电阻);PLC模块的模拟量输入调理电路;
  2. 医疗电子设备:血糖仪、监护仪的基准电压电路、信号滤波电路(需宽温稳定+高精度);
  3. 消费电子:智能手环的心率传感器外围电路、无线耳机的电源管理模块(小封装+低功率);
  4. 通信设备:路由器、交换机的射频前端匹配电阻(小体积不影响射频性能);
  5. 汽车电子:车载显示屏背光控制电路、胎压监测模块的信号调理(宽温适应舱内温度变化)。

五、可靠性与环境适应性

光颉针对该型号做了可靠性优化设计,符合行业主流标准:

  • 负载寿命测试:1000小时额定功率负载下,阻值变化率≤±0.1%(符合IEC 61000-4-5标准);
  • 耐环境性能:85℃/85%RH环境下1000小时,阻值变化≤±0.2%(符合J-STD-020标准);
  • 机械强度:可承受PCB轻微弯折(符合IPC-A-610标准),避免运输或使用中的机械损伤导致失效。

六、选型与使用注意事项

  1. 功率降额:实际使用建议将功率限制在额定值的70%以下(≤70mW),避免长期过热导致阻值漂移;
  2. 温漂补偿:若电路对温漂敏感(如高精度放大器),可通过并联/串联低TCR电阻进行补偿;
  3. 焊接工艺:回流焊峰值温度不超过265℃,波峰焊浸锡时间≤3秒,防止电阻体氧化;
  4. 存储条件:未开封产品存储于25℃±5℃、湿度≤60%环境,开封后建议3个月内使用,避免引脚氧化。

该型号凭借“高精密+小封装+宽温稳定”的综合优势,成为电子电路设计中替代传统电阻、提升系统精度的可靠选型。

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