WMSIC Electronic Components

Viking ARG03DTC4702

ModelARG03DTC4702
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 ARG03DTC4702
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG03DTC4702
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±0.5%
Electronic Component
0.023g
Electronic Component
47kΩ
Electronic Component
1
Electronic Component
BM0264961679
Operating Temperature
55℃~+155℃
Operating Voltage
75V
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.

ARG03DTC4702 贴片薄膜电阻产品概述

一、产品核心定位与身份标识

ARG03DTC4702是Viking(光颉)品牌推出的0603封装贴片薄膜电阻,属于高精度小功率电阻范畴。型号中:

  • “ARG”为光颉电阻系列代码;
  • “03”对应封装尺寸(0603英制,公制1608);
  • “DTC”代表薄膜电阻工艺类型;
  • “4702”表示阻值为47kΩ(47×10²Ω)。

该产品针对对精度、稳定性要求较高的电子设计场景,兼顾小体积与可靠性,是SMT自动化生产中常用的贴片电阻之一。

二、关键性能参数深度解析

ARG03DTC4702的核心参数明确了应用边界与优势:

  1. 阻值与精度:标称阻值47kΩ,精度±0.5%,满足多数精密电路的分压、限流需求,无需额外校准即可实现稳定信号传输;
  2. 功率与电压:额定功率100mW,最大工作电压75V。需注意功率与电压的匹配关系((P=U^2/R)),实际使用中建议避免同时接近极限,优先降额;
  3. 温度特性:温度系数(TCR)±25ppm/℃,即温度每变化1℃,阻值变化±1.175Ω,远优于普通碳膜电阻(TCR通常±200ppm/℃以上),适合宽温环境;
  4. 工作温度范围:-55℃~+155℃,覆盖工业级与汽车电子的常规工作环境,极端温度下仍保持性能稳定。

三、封装与工艺技术特点

  1. 封装尺寸:0603英制封装(1.6mm×0.8mm×0.4mm),体积小巧,支持高密度PCB布局,适配SMT自动化贴装,生产效率高;
  2. 薄膜工艺优势:采用真空溅射制备电阻层,相比厚膜电阻,具有精度高、温漂小、噪声低的特点,薄膜层厚度均匀,长期稳定性更强;
  3. 封装可靠性:陶瓷基片+环氧树脂封装,抗机械应力、耐潮湿,符合电子行业封装可靠性标准。

四、典型应用场景梳理

ARG03DTC4702因高精度、小体积、宽温特性,广泛应用于:

  1. 精密仪器仪表:数字万用表、示波器的校准电路、信号放大模块,确保测量精度;
  2. 工业控制模块:PLC信号调理电路、传感器接口电路,适应工业环境的温度与振动;
  3. 消费电子:智能手机、平板电脑的电源反馈电路、音频信号处理电路,兼顾小体积与性能;
  4. 汽车电子:车载传感器(温度、压力)信号调理、车身控制模块(BCM)辅助电路,满足汽车级温度要求;
  5. 通信设备:基站、路由器的射频/中频电路,低噪声特性适合信号传输。

五、品牌与品质保障

Viking(光颉)作为专业元器件制造商,ARG03DTC4702符合:

  1. 环保合规:通过RoHS 2.0、REACH认证,无铅无卤;
  2. 可靠性测试:完成高温老化、湿度循环(85℃/85%RH)、机械振动(10~2000Hz)等测试,确保量产一致性;
  3. 标准认证:符合IEC 61000、JIS C 5201等国际标准,可用于工业与汽车级产品设计。

六、选型与使用注意事项

为确保性能与寿命,使用时需注意:

  1. 功率降额:建议实际功率不超过额定100mW的80%(80mW),避免过热导致阻值漂移;
  2. 焊接温度:回流焊峰值≤260℃(持续≤10s),波峰焊≤250℃(持续≤5s),防止热损伤;
  3. 存储条件:常温(15~35℃)、干燥(湿度≤60%RH)环境存储,开封后12个月内使用完毕;
  4. 静电防护:采用ESD工作台、接地手环,避免静电损坏电阻。

ARG03DTC4702凭借稳定的性能与小体积优势,成为精密电子设计中平衡精度与成本的优选贴片电阻之一。

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