WMSIC Electronic Components

Viking AR02BTD4703

ModelAR02BTD4703
Package0402
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 AR02BTD4703
Type
VIKING
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
AR02BTD4703
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.009g
Electronic Component
470kΩ
Electronic Component
1
Electronic Component
BM0265378848
Operating Temperature
55℃~+155℃
Operating Voltage
25V
Electronic Component
±50ppm/℃
Resistor Type
Resistor

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

AR02BTD4703 薄膜贴片电阻产品概述

一、产品基本身份与定位

AR02BTD4703是Viking(光颉)电子推出的精密薄膜贴片电阻,采用0402(英制)/1005(公制)小尺寸贴片封装,定位为中高端电子设备中的高精密、宽温稳定性电阻组件,可满足对阻值精度、温度波动适应性要求严苛的电路设计需求。

二、核心电气参数详解

该电阻的核心性能参数经过严格校准,可支撑多种精密应用场景:

  1. 阻值与精度:标称阻值为470kΩ(即470×10³Ω),精度等级达±0.1%——相比普通电阻±1%~±5%的精度,可显著降低电路中阻值匹配误差,适合需要精准信号传输的场景;
  2. 功率与电压:额定功率62.5mW,最大工作电压25V。实际应用中需注意功率约束:当电压为25V时,实际功耗仅约1.33mW(远低于额定值),因此安全工作区间较宽,可兼容多数低功耗电路;
  3. 温度系数(TCR):±50ppm/℃,表示温度每变化1℃,阻值变化量为23.5Ω(470kΩ×50×10⁻⁶),温度稳定性优于多数普通电阻,能有效减少环境温度波动对电路性能的影响;
  4. 工作温度范围:-55℃至+155℃,覆盖工业级温度要求,可适应极端环境(如户外设备、车载系统)下的长期稳定工作。

三、封装特性与环境适应性

0402封装赋予该电阻多项实用特性:

  • 小尺寸高密度布局:封装尺寸仅约1.0mm×0.5mm,可大幅降低PCB占用面积,适合智能手机、可穿戴设备等小型化产品;
  • 焊接兼容性:支持回流焊、波峰焊等常规SMT工艺,与主流电子制造生产线兼容,生产效率高;
  • 抗环境干扰:薄膜电阻本身具有低噪声、低寄生参数的特点,同时经防潮、抗振动测试验证,可适应潮湿、振动等复杂环境(如工业现场、车载场景)。

四、典型应用场景

AR02BTD4703的性能特性使其广泛适用于以下领域:

  • 精密测量仪器:示波器、万用表、频谱分析仪的信号调理电路,需高精度阻值匹配以保证测量准确性;
  • 工业控制模块:PLC、传感器信号处理单元,宽温范围可稳定应对车间温度波动;
  • 高端消费电子:高端音频设备的前置放大电路(低噪声提升音质)、智能手表的传感器电路;
  • 汽车电子:车载导航、ADAS系统的辅助电路,可适应车内-40℃至+85℃的温度变化;
  • 通信设备:基站射频前端、路由器电源滤波电路,精密阻值保证信号传输稳定性。

五、品质与可靠性保障

Viking(光颉)作为全球精密电阻领域的知名品牌,对该产品的品质严格把控:

  • 工艺优势:采用真空溅射薄膜工艺,阻值一致性好,批次间差异极小;
  • 可靠性测试:经过高温老化(155℃×1000h)、温度循环(-55℃+155℃循环)、振动测试(102000Hz,加速度2g)等多项验证,保证长期工作无故障;
  • 环保合规:无铅无卤设计,符合RoHS 2.0、REACH等国际环保法规,适合绿色电子产品开发。

该产品凭借高精密、宽温稳、小尺寸的特性,成为中高端电子设备中替代普通电阻的优选组件,可有效提升电路性能的稳定性与准确性。

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