WMSIC Electronic Components

Viking ARG02FTC3571

ModelARG02FTC3571
Package0402
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 ARG02FTC3571
Type
VIKING
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG02FTC3571
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.009g
Electronic Component
3.57kΩ
Electronic Component
1
Electronic Component
BM0264961808
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.

光颉Viking ARG02FTC3571薄膜电阻产品概述

一、核心属性与封装规格

ARG02FTC3571是光颉(Viking)推出的薄膜电阻,采用0402英制封装(对应公制1005,尺寸1.0mm×0.5mm×0.35mm),属于小型化高密度设计的电阻器件。该封装适配主流PCB制造工艺,可通过回流焊、波峰焊实现批量贴装,适合对体积敏感的电子设备(如智能手机、小型基站)。

从工艺类型看,薄膜电阻相比厚膜电阻具有更低的温度系数和更优的高频特性,ARG02FTC3571继承了真空溅射薄膜工艺的优势,同时兼顾成本与性能平衡,是中低端精密电路的常用选型。

二、电气性能参数详解

ARG02FTC3571的核心电气参数围绕“小型化+稳定精度”设计,具体适配场景清晰:

1. 阻值与精度

标称阻值3.57kΩ,精度±1%,满足多数信号电路的分压、滤波、偏置需求(如音频电路的音调调节、电源电路的电压采样)。该精度等级无需额外校准,可直接用于批量生产,避免了高精度电阻的成本冗余。

2. 功率与电压

额定功率62.5mW,工作电压50V。根据功率公式 ( P=V^2/R ),50V下的理论功率约70mW,实际额定功率62.5mW符合10%降额设计,可避免长期使用中的热老化,保证可靠性。最大允许电流约12.5mA,适配MCU I/O口上拉/下拉、传感器接口等中低功耗电路。

3. 温度系数(TCR)

±25ppm/℃,即温度每变化1℃,阻值变化±25×10⁻⁶。以-55℃至+155℃的全温区为例,最大阻值漂移为 ( (155-(-55))×25ppm=0.525% ),远低于精度等级±1%,高低温下性能稳定。

三、环境适应性与可靠性

ARG02FTC3571的工作温度范围为**-55℃+155℃**,覆盖工业级(-40℃+85℃)、汽车级(部分场景)的温区要求,可用于户外设备、车载电子等恶劣环境。

此外,光颉的薄膜电阻工艺采用真空溅射技术,膜层均匀性好,耐湿、耐温老化性能优于普通厚膜电阻。根据光颉 datasheet,该电阻在125℃下连续工作1000小时,阻值变化率不超过0.1%,满足长期可靠性需求。

四、典型应用场景

ARG02FTC3571因体积小、精度稳定、温区宽,广泛应用于以下场景:

1. 消费电子

智能手机、平板电脑的电源滤波电路(如LDO输出端RC滤波)、音频模块偏置电阻,适配高密度主板布局(0402封装可节省约30%的布局空间)。

2. 工业控制

PLC的模拟量输入调理电路(如信号放大后的分压采样)、传感器接口电路(如温度传感器匹配电阻),宽温区满足车间、户外现场需求。

3. 汽车电子

车身控制单元(BCM)的低功耗信号电路(如车门开关检测)、车载信息娱乐系统音频电路,-40℃~+85℃的车载温区完全覆盖。

4. 通信设备

小型基站的射频前端辅助电路(如滤波器匹配电阻)、路由器电源模块,0402封装适配设备小型化趋势。

五、选型匹配与使用注意

1. 选型匹配

  • 若需更高精度(±0.1%):可选光颉ARG系列更高精度型号(如ARG02FTC3571T1);
  • 若需更高功率(100mW):切换至0603封装同阻值型号(如ARG03FTC3571);
  • 若需更低温漂(±10ppm/℃):考虑光颉精密薄膜系列(如ARG02FTN3571)。

2. 使用注意

  • 贴装时需采用0.6mm×0.4mm焊盘,避免0402封装虚焊;
  • 工作时需保证散热,避免局部温度超过155℃;
  • 存储环境湿度需<60%,防止引脚氧化影响焊接。

ARG02FTC3571以“小型化+稳定性能”为核心优势,覆盖多数中低功耗精密电路需求,是光颉薄膜电阻系列中极具性价比的选型。

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