WMSIC Electronic Components

Viking AR03FTC4701

ModelAR03FTC4701
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 AR03FTC4701
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
AR03FTC4701
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.023g
Electronic Component
4.7kΩ
Electronic Component
1
Electronic Component
BM0264911517
Operating Temperature
55℃~+155℃
Operating Voltage
50V
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.

AR03FTC4701 薄膜贴片电阻产品概述

一、产品定位与核心属性

AR03FTC4701是Viking(光颉)推出的0603封装精密薄膜贴片电阻,属于该品牌常规精密电阻系列中的主流型号。产品针对对阻值精度、温度稳定性要求较高的小型化电路设计,兼顾低功耗、宽温适应性,可覆盖消费电子、工业控制、汽车电子等多领域的基础应用场景,是中小功率精密电路的通用选型之一。

二、关键参数详解

该型号核心参数明确,可支撑不同场景的选型需求:

  • 阻值与精度:标称阻值4.7kΩ(数字编码为“4701”,即470×10¹=4700Ω),精度±1%,属于工业级精密电阻范畴——能有效避免因阻值偏差导致的电路性能偏离(如放大电路增益不准、分压电路输出误差等),满足大多数中低端精密电路的误差要求;
  • 功率与电压:额定功率62.5mW(0.0625W),额定工作电压50V,适合小信号处理、偏置电路等低功耗场景(实际应用需遵循降额原则,建议功率不超过31.25mW、电压不超过35V,延长使用寿命);
  • 温度特性:温度系数(TCR)±25ppm/℃,远优于碳膜电阻(通常±200ppm/℃以上),温度变化时阻值漂移极小——比如环境温度从25℃升至125℃,阻值变化仅约0.1175%,可稳定适配宽温环境;
  • 工作温度范围:-55℃~+155℃,达到工业级宽温标准,可覆盖车载、户外工业设备等极端温度场景(如冬季户外传感器、夏季车载中控模块)。

三、封装与物理特性

产品采用0603贴片封装(英制代码,对应公制尺寸1.6mm×0.8mm),具备以下特点:

  • 小型化:尺寸紧凑,可显著节省PCB空间,适合智能手机、可穿戴设备、小型传感器模块等高密度设计(单颗占用面积仅1.28mm²);
  • 贴装兼容性:符合SMD标准封装,可兼容自动化回流焊、波峰焊工艺,适合批量生产(贴装效率是插件电阻的3~5倍);
  • 重量轻:单颗重量约0.01g,对设备整体重量影响极小,适合便携类产品(如智能手环、蓝牙耳机)。

四、适用场景与核心优势

4.1 典型应用场景

  • 消费电子:智能手机音频信号调理、智能手环传感器偏置电路、蓝牙耳机充电管理模块;
  • 工业控制:PLC模块信号分压、温度传感器信号放大、小型电机驱动电路偏置;
  • 汽车电子:车载中控小信号电路、胎压监测模块偏置电阻、倒车雷达信号处理;
  • 通信设备:射频前端偏置电路(薄膜电阻高频特性好,噪声低,适合1GHz以下信号传输)。

4.2 核心优势

  1. 精度稳定:±1%精度满足精密电路需求,薄膜工艺使长期阻值漂移小于0.1%/1000小时,优于普通碳膜电阻;
  2. 宽温可靠:±25ppm/℃ TCR+ -55℃~+155℃温区,极端温度下性能不衰减,避免因温漂导致电路失效;
  3. 小封装适配:0603封装支撑高密度PCB设计,贴合当前电子设备小型化趋势;
  4. 低噪声高频:薄膜电阻的低噪声特性(典型噪声指数<0.1μV/V)适合信号处理,高频下阻抗稳定,优于碳膜电阻的高频损耗问题。

五、可靠性与环境适应性

AR03FTC4701采用真空溅射薄膜工艺制造,相比碳膜、金属氧化膜电阻,具备更强的长期稳定性:

  • 耐环境测试:通过湿热(85℃/85%RH,1000小时)、温度循环(-55℃+155℃,500次)、振动(10G2000Hz,2小时)等可靠性测试,符合IEC 61000、MIL-STD-202等行业标准;
  • 寿命保障:额定条件下连续工作寿命可达10000小时以上,降额使用时(功率<50%额定值)寿命可延长至20000小时;
  • 抗干扰性:贴片封装抗振动、抗冲击性优于插件电阻,适合移动/振动场景(如车载、手持设备)。

六、品牌与质量保障

Viking(光颉)是全球知名的被动元器件制造商,专注电阻领域数十年,AR03FTC4701具备以下质量背书:

  • 认证齐全:通过ISO 9001质量管理体系、IATF 16949汽车电子体系认证,满足工业/汽车级质量要求;
  • 供货稳定:采用标准化生产流程,月产能可达千万级,适合客户量产需求;
  • 技术支持:提供选型指导、应用方案优化等技术支持,降低客户设计风险(如针对宽温场景的降额设计建议)。

该型号以“高性价比+稳定性能”为核心,是中小功率精密电路的可靠选型,可满足大多数常规电子设备的基础电阻需求。

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