WMSIC Electronic Components

Viking AR03FTB1003

ModelAR03FTB1003
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Viking AR03FTB1003
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
AR03FTB1003
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.023g
Electronic Component
100kΩ
Electronic Component
1
Electronic Component
BM0264480957
Operating Temperature
55℃~+155℃
Operating Voltage
50V
Electronic Component
±10ppm/℃
Resistor Type
Resistor

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

AR03FTB1003 薄膜贴片电阻产品概述

一、产品核心定位与典型应用场景

AR03FTB1003是Viking(光颉)推出的0603封装精密薄膜贴片电阻,核心定位为中高端电子设备中对阻值稳定性、温度特性要求苛刻的场景,尤其适合需要长期可靠工作的精密信号链环节。其典型应用覆盖三大领域:

  1. 工业控制与自动化:PLC模拟量输入模块的信号分压、传感器信号放大电路的反馈电阻(满足-55℃~155℃宽温环境);
  2. 通信与射频设备:基站射频前端的阻抗匹配、光纤收发器的偏置电路(低温漂保障信号无漂移);
  3. 汽车电子与消费电子:车载胎压监测的信号处理、智能手机电源管理的电压检测(符合汽车级宽温需求)。

二、关键技术参数深度解析

AR03FTB1003的参数设计针对精密应用做了针对性优化,核心参数及实际意义如下:

  • 阻值与精度:100kΩ ±1%,满足多数工业/通信设备的“千分级精度”需求,无需额外校准即可实现稳定的分压/反馈,避免因精度不足导致的信号误差;
  • 额定功率与工作电压:62.5mW(25℃额定)、50V最大工作电压。实际使用需注意:功率与电压需同时满足((P=U^2/R)),且需遵循功率降额原则(如100℃时仅可使用额定功率的60%);
  • 温度系数(TCR):±10ppm/℃,这是产品核心优势——温度变化对阻值的影响极小。例如:环境温度从-55℃升至155℃(温差210℃),阻值变化仅为(100kΩ×10ppm/℃×210℃=210Ω),相对变化率0.21%,远低于±1%的精度要求,保障宽温下性能稳定;
  • 工作温度范围:-55℃~+155℃,覆盖工业级、汽车级的典型温度需求,可在极端环境下长期可靠工作(如沙漠高温、极地低温)。

三、封装与制造工艺特性

  • 封装规格:0603(英制尺寸:1.6mm×0.8mm),对应公制2012封装,体积小巧,适合高密度PCB设计(如智能手机、小型化通信模块),提升设备集成度;
  • 薄膜电阻工艺:采用镍铬合金薄膜(NiCr)沉积技术,相比厚膜电阻具有三大优势:①更低温度系数(±10ppm/℃ vs 厚膜±50ppm/℃);②更高阻值稳定性(长期漂移≤0.05%/年);③更低噪声(典型噪声电压指数< -40dB),适合信号链中的关键环节;
  • Viking工艺优势:光颉采用“真空溅射+激光调阻”工艺,每只电阻均经过激光精调阻值,批量生产的离散度控制在极小范围内(同批次阻值偏差≤0.02%),保障系统一致性。

四、可靠性与环境适应性验证

AR03FTB1003通过多项国际标准可靠性测试,满足严苛应用需求:

  • 负载寿命测试:125℃下施加额定功率的50%,持续1000小时后,阻值变化≤0.1%;
  • 温湿度循环测试:-40℃~85℃/85%RH循环200次,阻值变化≤0.05%;
  • 耐焊接热测试:回流焊(260℃/10s)后,无封装开裂、阻值漂移,符合贴片元件的焊接要求;
  • 静电防护:HBM静电等级≥2kV,满足生产/存储的ESD防护需求。

五、应用注意事项

  1. 功率降额:环境温度超过25℃时,需按Viking提供的降额曲线降低使用功率(如100℃时功率≤37.5mW);
  2. 焊接工艺:推荐采用无铅回流焊,避免手工焊接导致的热损伤(手工焊接温度需≤350℃,时间≤3s);
  3. 存储要求:未开封产品需存储在温度20℃±5℃、湿度40%~60%的环境中,开封后12个月内使用完毕。

综上,AR03FTB1003凭借高稳定性、宽温特性、小封装三大核心优势,成为工业控制、通信、汽车电子等领域的理想选择,尤其适合对阻值精度和温度漂移敏感的精密电路设计。

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