WMSIC Electronic Components

Viking ARG02FTC3302

ModelARG02FTC3302
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Viking ARG02FTC3302
Type
VIKING
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG02FTC3302
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.009g
Electronic Component
33kΩ
Electronic Component
1
Electronic Component
BM0265378711
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.

Viking(光颉)ARG02FTC3302 薄膜电阻产品概述

Viking(光颉)ARG02FTC3302是一款小型化高精度薄膜固定电阻,针对高密度PCB设计场景优化,兼顾宽温稳定性与精准阻值控制,适用于消费电子、工业控制等多领域的信号调理与电源管理需求。

一、产品技术类别与核心定位

ARG02FTC3302属于薄膜电阻范畴,区别于厚膜电阻的厚膜浆料印刷工艺,其采用真空蒸镀/溅射的薄膜沉积技术,配合激光微调(Trimming)实现高精度阻值控制。核心定位为低成本高精度小型电阻,在0402封装下平衡了尺寸、精度与可靠性,替代部分传统插件电阻或低精度贴片电阻的应用场景。

二、关键性能参数详细解析

ARG02FTC3302的参数设计精准匹配常规电子系统的核心需求,关键参数如下:

1. 阻值与精度

标称阻值33kΩ,精度±1%——该精度属于工业级常规高精度,满足大多数模拟电路的分压、电流采样需求(如传感器输出信号的放大比例控制)。量产一致性表现优异,可减少批量生产中的阻值筛选成本。

2. 功率与电压规格

  • 额定功率62.5mW(0.0625W):实际应用中需注意功率余量,建议最大工作功耗不超过额定值的80%(即50mW),避免长期过载导致阻值漂移;
  • 最大工作电压50V:结合阻值计算,最大允许电流≈√(62.5e-3/33e3)≈1.37mA,电压余量充足(额定电压50V,实际最大功耗下电压≈45V),可有效避免过压击穿风险。

3. 温度系数(TCR)与宽温范围

  • 温度系数±25ppm/℃:表示温度每变化1℃,阻值变化±33kΩ×25e-6=±0.825Ω;在工作温度范围(-55℃~+155℃,温差210℃)内,最大阻值变化≈±173Ω,相对阻值的变化率仅±0.52%,仍保持在精度范围内,适合宽温环境下的稳定工作;
  • 工作温度范围覆盖工业级标准(-55℃~+125℃为典型工业级,155℃可满足部分高温场景),无需额外散热设计即可稳定运行。

三、封装与可靠性设计

1. 0402封装特性

采用英制0402封装(对应公制1005,尺寸约1.0mm×0.5mm),是当前小型化电子设备的主流封装之一,适配智能手机、可穿戴设备、小型PLC等高密度PCB设计,可有效降低板级空间占用。

2. 可靠性保障

  • 薄膜工艺:相比厚膜电阻,薄膜电阻具有更低的噪声系数(适合音频、射频电路)、更高的长期稳定性(阻值漂移率通常小于0.1%/1000小时);
  • 封装材料:采用耐温抗潮的陶瓷基片与环氧树脂封装,符合RoHS环保标准,可通过260℃回流焊工艺,兼容常规SMT生产流程;
  • 激光微调:通过高精度激光切割薄膜层实现阻值精准控制,避免传统印刷工艺的阻值偏差。

四、典型应用场景

ARG02FTC3302的参数适配多领域应用,核心场景包括:

1. 消费电子

  • 智能手机/平板:电源管理模块的电压分压检测(如电池电量检测的反馈电阻)、音频电路的偏置电阻(低噪声需求);
  • 可穿戴设备:智能手环的传感器信号调理(如心率传感器的放大电路电阻)。

2. 工业控制

  • 小型PLC:模拟量输入模块的信号衰减/放大电阻(宽温需求);
  • 传感器接口:压力传感器、温度传感器的桥路匹配电阻(高精度需求)。

3. 通信设备

  • 小型基站/路由器:射频前端的匹配电阻(低噪声、高频特性优)。

4. 汽车电子(部分场景)

  • 车载中控:温度传感器的信号调理电路(-40℃~+125℃环境适配)。

五、选型与使用注意事项

  1. 功率余量控制:实际工作功耗需低于50mW(额定值的80%),避免长期过载;
  2. 电压限制:工作电压不超过50V,不可用于高压电路(如220V交流电路);
  3. 温系匹配:若对温漂要求更高(如≤10ppm/℃),需选择光颉ARG系列的高TCR型号;
  4. 焊接工艺:0402封装需注意PCB焊盘尺寸(建议焊盘宽度0.3mm~0.4mm),避免虚焊或焊料桥接。

六、品牌与品质背书

Viking(光颉)是台湾精密电阻制造领域的知名企业,专注于薄膜/厚膜电阻、网络电阻等产品的研发生产,ARG系列电阻通过ISO9001质量管理体系认证,部分型号符合汽车级ISO/TS16949标准,产品供应稳定,适合批量生产需求。

该产品以高性价比、宽温稳定与小型化设计,成为众多电子设备设计中的优选电阻元件,可有效提升电路精度与可靠性。

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