WMSIC Electronic Components

Viking ARG06DTC4703

ModelARG06DTC4703
Package1206
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 ARG06DTC4703
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
250mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG06DTC4703
Electronic Component
1
Package
1206
Electronic Component
SMD Resistor
Electronic Component
±0.5%
Electronic Component
0.031g
Electronic Component
470kΩ
Electronic Component
1
Electronic Component
BM0265649548
Operating Temperature
55℃~+155℃
Operating Voltage
200V
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.

Viking光颉ARG06DTC4703薄膜贴片电阻产品概述

一、产品定位与核心特征

Viking光颉ARG06DTC4703是一款1206封装高精度薄膜贴片电阻,专为工业级、通信及医疗电子等对阻值稳定性要求严苛的场景设计。其核心优势围绕「高精度、宽温适配、小功率精密」展开:

  • 阻值精度达±0.5%,远高于普通碳膜电阻的±1%~±5%;
  • 温度系数仅±25ppm/℃,阻值随温度变化极小;
  • 支持-55℃至+155℃宽温区工作,覆盖工业、汽车电子的典型环境;
  • 额定功率250mW,满足小功率精密电路的功耗需求。

二、电气性能参数详解

ARG06DTC4703的电气参数经过严格校准,关键指标可支撑稳定电路设计:

1. 阻值与精度

标称阻值为470kΩ(470×10³Ω),精度±0.5%,标准温度(25℃)下实际阻值范围为467.65kΩ~472.35kΩ(误差±2.35kΩ)。该精度可满足信号调理、分压电路等对阻值一致性要求较高的场景。

2. 功率与电压限制

  • 额定功率:250mW(0.25W),为25℃环境下的最大连续功耗,实际使用建议留30%余量(≤175mW);
  • 最大工作电压:200V,需注意「电压+功率双重限制」(P=U²/R,200V时功耗约85mW,未超额定功率,但需避免瞬间过压)。

3. 温度特性

温度系数(TCR)±25ppm/℃,即温度每变化1℃,阻值变化±25×10⁻⁶倍。例如:环境温度从25℃升至125℃(变化100℃),阻值变化仅±0.25%,远优于普通电阻的±100ppm/℃以上水平,确保宽温区下电路性能稳定。

4. 工作温区

支持-55℃至+155℃工业级温区,可适应低温户外设备、高温汽车发动机舱等极端环境。

三、封装与可靠性设计

ARG06DTC4703采用1206贴片封装(英制0.12″×0.06″,公制3.2mm×1.6mm),兼具贴装效率与可靠性:

1. 贴装兼容性

适配常规SMT贴片机,吸嘴规格匹配1206封装,适合大规模自动化生产,降低人工成本。

2. 薄膜电阻工艺

采用镍铬合金薄膜沉积技术,相比碳膜、金属氧化膜电阻:

  • 低噪声:适合低信号电路(如传感器放大);
  • 低漂移:长期稳定性≤±0.1%/1000小时;
  • 高一致性:批量生产阻值偏差控制在±0.5%以内。

3. 可靠性验证

产品通过以下严苛测试:

  • 高温存储(155℃,1000小时):阻值变化≤±0.2%;
  • 温度循环(-55℃~155℃,1000次):阻值变化≤±0.3%;
  • 湿热测试(85℃/85%RH,1000小时):阻值变化≤±0.2%。

四、典型应用场景

ARG06DTC4703的性能特点使其广泛适用于以下场景:

1. 工业控制电路

  • 传感器信号调理(压力、温度传感器放大偏置);
  • PLC输入输出接口电阻;
  • 工业自动化设备滤波网络。

2. 通信设备

  • 基站射频电路匹配电阻;
  • 光纤收发器偏置电路;
  • 路由器/交换机信号分压电阻。

3. 医疗电子设备

  • 监护仪心率/血氧信号放大电阻;
  • 输液泵流量控制电路;
  • 诊断仪器校准电阻(需高精度稳定阻值)。

4. 汽车电子

  • 车载导航信号处理电路;
  • 胎压/氧传感器信号调理电阻;
  • 电动车BMS电压检测电阻。

5. 测试测量仪器

  • 示波器垂直放大电路电阻;
  • 万用表校准电阻;
  • 信号发生器衰减网络电阻。

五、选型与使用注意事项

为确保稳定工作,需注意以下要点:

1. 功率与电压计算

实际功耗需满足:P实际 ≤ 175mW;
工作电压需满足:U实际 ≤ 200V(同时验证P实际=U实际²/R ≤175mW)。

2. 温区匹配

确认应用环境温度在-55℃~+155℃范围内,超出需更换耐温更高的型号(如175℃高温场景)。

3. 贴装与焊接

  • 贴片机吸嘴匹配1206封装,贴装压力0.3~0.5N;
  • 回流焊峰值温度240±5℃,时间≤10秒;
  • 手工焊接烙铁温度≤350℃,焊接时间≤3秒。

4. 储存条件

  • 储存温度:-40℃~+85℃;
  • 相对湿度:≤85%(避免引脚氧化);
  • 储存周期:建议不超过12个月,开封后尽快使用。

ARG06DTC4703以高性价比实现了工业级精度与稳定性,是精密电子电路的可靠选择。

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