WMSIC Electronic Components

Viking AR03FTC1004

ModelAR03FTC1004
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 AR03FTC1004
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
AR03FTC1004
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.023g
Electronic Component
1MΩ
Electronic Component
1
Electronic Component
BM0265378758
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.

AR03FTC1004 薄膜贴片电阻产品概述

一、产品核心定位与基本参数

AR03FTC1004是光颉(Viking) 推出的0603封装薄膜贴片电阻,针对小功率、高精度电路场景设计,核心参数如下:

  • 阻值规格:1MΩ(兆欧)
  • 精度等级:±1%(满足工业级/消费级精准阻值需求)
  • 额定功率:62.5mW(毫瓦)
  • 最大工作电压:50V(直流/交流兼容)
  • 温度系数(TCR):±25ppm/℃(阻值随温度变化的稳定度)
  • 工作温度范围:-55℃~+155℃(覆盖宽温环境需求)
  • 封装类型:0603(英制封装,对应公制1608,尺寸1.6mm×0.8mm×0.45mm)

该产品基于薄膜电阻工艺,阻值稳定性优于厚膜电阻,适合对精度和长期可靠性有要求的场景。

二、关键性能特性解析

  1. 高精度与低温度漂移
    ±1%的阻值精度可满足大多数信号调理、分压电路的需求;±25ppm/℃的温度系数意味着,当环境温度从-55℃变化至+155℃(温差210℃)时,阻值最大变化量仅为:
    1MΩ × 25ppm/℃ × 210℃ = 5.25Ω(约±0.0005%),可忽略温度波动对电路信号的影响。

  2. 小功率与宽电压兼容
    62.5mW额定功率适配低功耗电路(如电池供电设备),同时50V最大工作电压覆盖了多数工业控制、汽车电子的信号电压范围(需注意:实际使用需同时满足功率≤62.5mW和电压≤50V,优先以电压限制为准,因V=50V时功率仅2.5mW,远低于额定功率)。

  3. 宽温工作可靠性
    -55℃+155℃的工作温度范围,覆盖了汽车发动机舱(-40℃+125℃)、工业现场(-20℃~+85℃)等极端环境,无需额外降额设计即可稳定工作。

三、封装与工艺优势

0603封装具备以下优势:

  • 体积紧凑:1.6mm×0.8mm的尺寸,可显著节省PCB空间,适配小型化设备(如智能穿戴、微型传感器模块);
  • 自动化贴装兼容:符合SMT(表面贴装技术)标准,可通过回流焊、波峰焊实现高效批量生产;
  • 薄膜工艺稳定性:采用真空溅射薄膜层,阻值一致性好,长期使用(1000小时老化测试)阻值漂移≤0.1%,远优于厚膜电阻的0.5%漂移标准;
  • 抗机械应力:封装结构优化,可承受振动(10~2000Hz,加速度1.5g)和冲击(1000m/s²)测试,适合车载、手持设备等振动场景。

四、典型应用场景

AR03FTC1004因体积小、精度高、宽温可靠,广泛应用于:

  1. 便携式智能设备:智能手机、智能手表的音频信号分压、低功耗滤波电路;
  2. 工业传感器信号调理:压力传感器、温度传感器的信号放大偏置电阻、滤波网络;
  3. 汽车电子:车载仪表盘背光控制电路、胎压监测模块的信号匹配电阻;
  4. 通信设备:小型基站、路由器的射频信号匹配、低噪声放大电路;
  5. 医疗电子:血糖仪、血压计的信号采集调理电路(低功耗+宽温需求)。

五、选型与使用注意事项

  1. 参数匹配验证:
    实际电路中需确认:① 电阻两端电压≤50V;② 消耗功率≤62.5mW(计算方式:P=V²/R或P=I²R),避免过压/过功率导致失效;
  2. 贴装工艺要求:
    遵循光颉官方推荐的回流焊温度曲线(峰值温度245±5℃,时间3060秒),焊膏量控制在0.030.05mg,防止虚焊或焊锡过多;
  3. 存储与防护:
    未开封产品存储于0~40℃、湿度≤60%的环境,开封后12个月内使用完毕;生产/测试时需做静电防护(ESD等级2000V),避免薄膜层被静电击穿;
  4. 降额设计建议:
    对于长期工作在125℃以上的场景,建议功率降额至额定值的80%(即50mW),进一步提升可靠性。

该产品兼顾精度、体积与可靠性,是小功率高精度电路的优选元件。

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