WMSIC Electronic Components

Viking ARG03DTC1742

ModelARG03DTC1742
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 ARG03DTC1742
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG03DTC1742
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±0.5%
Electronic Component
0.023g
Electronic Component
17.4kΩ
Electronic Component
1
Electronic Component
BM0265966201
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.

ARG03DTC1742 贴片薄膜电阻产品概述

ARG03DTC1742是Viking(光颉)推出的0603封装高精度贴片薄膜电阻,针对对阻值精度、温度稳定性要求较高的电子电路设计,采用成熟的薄膜电阻工艺,兼具小体积、宽温适应性与低噪声特性,广泛适配工业控制、汽车电子、仪器仪表等领域的应用需求。

一、产品基本定位

ARG03DTC1742属于光颉ARG系列贴片电阻,聚焦高精度信号调理与宽温环境应用:

  • 封装规格:0603(英制尺寸:0.06″×0.03″,公制1608),符合贴片元件小型化趋势;
  • 电阻类型:薄膜电阻(镍铬基),区别于碳膜、金属氧化膜,具备更低噪声、更高稳定性;
  • 品牌保障:光颉电子(Viking)在被动元件领域的成熟工艺,确保产品一致性与可靠性。

二、核心参数详解

ARG03DTC1742的关键参数针对高精度场景优化,具体如下:

  1. 阻值与精度:标准阻值17.4kΩ,精度±0.5%——该精度远高于普通电阻(通常±1%~±5%),可满足仪表校准、传感器信号放大等对阻值准确值要求严格的电路;
  2. 功率与电压额定值:额定功率100mW,最大工作电压75V——适配小信号电路(如模拟前端、低功耗模块),避免功率过载;
  3. 温度系数(TCR):±25ppm/℃——表示每升高/降低1℃,阻值变化为±25×10⁻⁶,即0.0025%/℃。该参数是宽温应用的核心优势,可在极端温度下保持阻值稳定;
  4. 工作温度范围:-55℃+155℃——覆盖汽车发动机舱(典型工作温度-40℃125℃)、工业现场(-20℃~85℃)及航空航天低温环境,适应恶劣工况。

三、封装与工艺特性

ARG03DTC1742的0603封装与薄膜工艺赋予其独特优势:

  • 小型化封装:0603尺寸仅1.6mm×0.8mm,适合智能手机、智能穿戴、小型工业模块等对空间要求苛刻的设备;
  • 薄膜电阻工艺:采用镍铬合金薄膜沉积于陶瓷基底,通过激光微调实现高精度阻值,相比碳膜电阻:
    • 噪声系数更低(< -40dB),适合音频电路、微弱信号放大;
    • 长期稳定性更好(漂移< 0.1%/1000小时),减少电路老化后的参数变化;
    • 高频特性优异(截止频率> 1GHz),适配射频前端、高速数字电路的滤波/匹配。

四、典型应用场景

ARG03DTC1742的参数特性使其适配多领域高精度电路:

  1. 汽车电子:发动机管理系统(EMS)的传感器信号调理、车身控制模块(BCM)的低功耗电路,应对-40℃~125℃的温度波动;
  2. 工业控制:PLC(可编程逻辑控制器)的模拟输入模块、温度传感器的信号放大电路,确保宽温下的测量精度;
  3. 仪器仪表:万用表、示波器的校准电阻、高精度数据采集卡的信号调理,依赖±0.5%精度与低噪声特性;
  4. 消费电子:高端音频设备的前置放大电路(低噪声需求)、智能手表的低功耗传感器电路(小体积+宽温)。

五、性能优势总结

相比同封装普通电阻,ARG03DTC1742的核心优势在于:

  • 高精度与稳定性:±0.5%精度+±25ppm/℃ TCR,宽温下阻值偏差极小;
  • 宽温适应性:-55℃~+155℃工作范围,覆盖极端工况;
  • 小体积与低噪声:0603封装适配小型化设计,薄膜工艺降低信号噪声;
  • 可靠性:光颉的工艺管控确保产品一致性,长期使用无明显参数漂移。

六、应用注意事项

为保证产品性能与寿命,需注意以下事项:

  1. 功率降额:100mW为25℃时的额定功率,环境温度每升高1℃,功率需降额约0.1%(如125℃时额定功率降至60mW左右);
  2. 焊接规范:采用回流焊工艺,峰值温度不超过260℃(持续时间≤10秒),避免手工焊接过热损坏薄膜层;
  3. 存储条件:存储于温度0℃~40℃、湿度≤60%的环境,避免潮湿导致封装氧化;
  4. 电压限制:电路工作电压不超过75V,防止绝缘击穿。

ARG03DTC1742通过精准的参数设计与成熟工艺,成为高精度、宽温场景下的理想被动元件选择,可有效提升电路的稳定性与测量精度。

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