WMSIC Electronic Components

Viking ARG05FTC4021

ModelARG05FTC4021
Package0805
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 ARG05FTC4021
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG05FTC4021
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.029g
Electronic Component
4.02kΩ
Electronic Component
1
Electronic Component
BM0264480930
Operating Temperature
55℃~+155℃
Operating Voltage
150V
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.

ARG05FTC4021 薄膜贴片电阻产品概述

ARG05FTC4021是Viking(光颉)推出的一款0805封装薄膜贴片电阻,专为对阻值精度、温度稳定性及宽温适应性有要求的电子电路设计,核心参数覆盖工业级及部分高温应用场景,以下从多维度展开概述。

一、产品核心参数总览

ARG05FTC4021的关键性能参数明确适配中高精度、宽温域的应用需求,具体包括:

  • 封装形式:0805(公制2012,尺寸约2.0mm×1.2mm),贴片式表面贴装设计,适合自动化批量生产;
  • 电阻类型:薄膜电阻(金属合金膜工艺),相比碳膜电阻具备更低噪声、更高长期稳定性;
  • 阻值与精度:标称阻值4.02kΩ,精度±1%,满足大部分信号处理电路的阻值准确性要求;
  • 功率与电压:额定功率125mW(25℃环境下),最大工作电压150V,需注意功率-电压降额匹配;
  • 温度系数(TCR):±25ppm/℃,阻值随温度变化的漂移量极小(约每℃变化±0.1Ω);
  • 工作温区:-55℃至+155℃,覆盖工业级常规温区及部分高温环境(如汽车发动机舱周边)。

二、封装与物理特性

0805封装是ARG05FTC4021的核心物理特征,具备以下优势:

  1. 尺寸紧凑:2.0×1.2mm的小尺寸设计,可有效节省PCB板空间,适配高密度电路布局;
  2. 贴装兼容性:符合国际贴片封装标准,可兼容常规回流焊、波峰焊工艺,焊接后可靠性高;
  3. 薄膜结构优势:采用金属合金薄膜沉积工艺,电阻膜层均匀性好,相比厚膜电阻TCR更低、阻值一致性更高。

三、电气性能详解

ARG05FTC4021的电气性能针对精准信号控制及宽温稳定性优化:

3.1 阻值精度与一致性

±1%的精度覆盖了工业控制、通信设备等场景的基本需求,且薄膜工艺保证批量生产中阻值一致性优于厚膜电阻,减少电路调试复杂度;

3.2 功率与电压降额

额定功率125mW为25℃环境下的最大值,实际使用需遵循降额曲线:例如在155℃高温下,额定功率需降额至约70%(即87.5mW),避免因功率过载导致阻值漂移或失效;最大工作电压150V为开路电压限制,需确保电路中电压不超过该值;

3.3 温度稳定性

±25ppm/℃的TCR是其核心优势之一,远优于普通碳膜电阻(通常±500ppm/℃以上),即使在-55℃至+155℃的宽温变化中,阻值漂移量仍控制在可接受范围,适合对温度敏感的电路(如传感器信号调理)。

四、典型应用场景

ARG05FTC4021的参数特性使其适配多类电子领域:

  1. 工业控制电路:PLC(可编程逻辑控制器)、传感器接口电路,需宽温适应性及阻值精度;
  2. 通信设备:基站射频电路、路由器信号处理模块,对噪声及稳定性要求较高;
  3. 汽车电子周边:车载信息娱乐系统、传感器节点(非发动机舱核心高温区),需-40℃以上宽温;
  4. 消费电子:智能手机、平板的电源管理电路、信号滤波电路,贴片封装适配批量生产;
  5. 医疗设备:小型医疗仪器的信号调理电路,需低噪声及稳定阻值。

五、可靠性与品牌优势

Viking(光颉)作为专业电阻制造商,ARG05FTC4021具备以下可靠性保障:

  1. 无铅环保:符合RoHS及REACH标准,可用于出口产品及环保要求严格的领域;
  2. 长期稳定性:经负载寿命测试(如1000小时高温负载)后,阻值变化率≤0.5%,满足工业级长期使用需求;
  3. 焊接可靠性:封装引脚采用耐焊接材料,回流焊后无虚焊、脱落问题,适合SMT产线批量生产。

六、使用注意事项

为确保ARG05FTC4021的性能及寿命,需注意以下事项:

  1. 降额使用:高温环境下需严格遵循功率降额曲线,避免过功率;
  2. 焊接工艺:回流焊峰值温度控制在240-260℃,焊接时间不超过10秒,避免热损伤;
  3. 存储条件:存储温度-40℃至+85℃,湿度≤75%,开封后尽快使用,避免受潮;
  4. 阻值标识:产品采用E96系列标识(4021),对应4.02kΩ(402×10^1Ω),便于识别。

ARG05FTC4021凭借0805封装的紧凑性、薄膜电阻的稳定性及宽温适应性,成为工业、通信、汽车电子等领域中高精度小功率电阻的优选方案之一。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.