WMSIC Electronic Components

Viking ARG05DTC0750

ModelARG05DTC0750
Package0805
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 ARG05DTC0750
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG05DTC0750
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±0.5%
Electronic Component
0.029g
Electronic Component
75Ω
Electronic Component
1
Electronic Component
BM0265636756
Operating Temperature
55℃~+155℃
Operating Voltage
150V
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.

ARG05DTC0750(0805封装)薄膜电阻产品概述

ARG05DTC0750是Viking(光颉)推出的一款0805封装高精度薄膜贴片电阻,针对小型化、高稳定、低功率的电路设计需求优化,核心参数覆盖75Ω阻值、±0.5%精度、125mW额定功率等,广泛适用于精密测量、通信、工业控制等场景。

一、产品基本定位与核心标识

该产品属于金属薄膜电阻范畴(薄膜电阻常见类型为金属膜/合金膜),型号中“ARG05DTC”对应Viking薄膜电阻系列,“0750”明确阻值为75Ω。作为贴片电阻,采用0805标准封装,符合表面贴装工艺(SMT)要求,是中高端精度(相对更高精度的0.1%以下)中性能均衡的选择,兼顾成本与稳定性。

二、关键电气参数详解

1. 阻值与精度

额定阻值75Ω,精度±0.5%,属于E96系列精密电阻(E96系列精度通常为±0.5%、±0.25%等),可满足大部分需要精确阻抗匹配、分压/限流的电路需求(如传感器信号放大的反馈网络)。

2. 功率与电压限制

  • 额定功率125mW:指在25℃环境温度下,可长期稳定工作的最大功率,温度升高时需降额使用(如125℃时功率需降至约80%);
  • 工作电压上限150V:需注意功率-电压的关联限制(P=U²/R),实际使用中需同时满足「U≤150V」和「P≤125mW」两个条件(如75Ω电阻在150V下的理论功率为300mW,远超额定功率,因此实际工作电压需≤√(125mW×75Ω)≈96.8V)。

3. 温度系数(TCR)

±25ppm/℃:即温度每变化1℃,阻值变化量为75Ω×25×10^-6=1.875mΩ,在-55℃~+155℃范围内,最大阻值变化量约为0.525%(与精度±0.5%接近),说明温度对阻值的影响被控制在精度范围内,稳定性优秀。

三、封装与物理特性

采用0805封装(行业标准尺寸:2.0mm×1.25mm×0.5mm),属于小型贴片封装,适合高密度PCB布局(如智能手表、蓝牙耳机等便携设备)。封装采用陶瓷基底+金属薄膜沉积工艺,具备良好的导热性与机械强度,可承受SMT回流焊温度(通常260℃左右),无封装开裂风险。

四、环境适应性与可靠性

1. 宽温工作范围

-55℃+155℃:覆盖了**工业级(-40℃+85℃)** 和部分汽车级(-40℃~+125℃) 场景,甚至可满足高温环境(如烤箱、光伏逆变器内部)或低温环境(如低温存储设备监控)的需求。

2. 抗老化与抗干扰

薄膜电阻的结构(金属膜沉积在陶瓷基底)决定了其耐潮湿、抗盐雾性能优于碳膜电阻,且高频特性更优(寄生电感/电容更小),适合射频电路中的阻抗匹配应用。经Viking出厂测试,产品长期稳定性优异(如1000小时老化后阻值变化≤0.1%)。

五、典型应用场景

  1. 精密测量电路:传感器信号调理(如压力传感器、温度传感器的放大电路)、数据采集模块的分压网络;
  2. 通信设备:射频前端的阻抗匹配、滤波网络(如WiFi模块、蓝牙模块的信号处理);
  3. 工业控制:PLC(可编程逻辑控制器)的I/O接口电路、电机驱动的限流电阻;
  4. 便携消费电子:智能手表、TWS蓝牙耳机的音频放大电路、电源管理模块;
  5. 医疗设备:监护仪的信号调理电路、输液泵的流量控制电路(需高精度与可靠性)。

六、品牌与品质背书

Viking(光颉)是全球知名的被动元件制造商,专注于电阻、电感等产品的研发与生产,ARG05DTC0750符合RoHS 2.0(无铅)、REACH等环保标准,且通过了ISO 9001质量体系认证。产品出厂前经过100%参数测试,确保批量供应时的一致性,适合大规模工业化生产。

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