WMSIC Electronic Components

Viking AR03BTCX7202N

ModelAR03BTCX7202N
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 AR03BTCX7202N
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
AR03BTCX7202N
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.023g
Electronic Component
72kΩ
Electronic Component
1
Electronic Component
BM0264231374
Operating Temperature
55℃~+155℃
Operating Voltage
75V
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.

AR03BTCX7202N 薄膜贴片电阻产品概述

一、产品定位与品牌依托

AR03BTCX7202N是Viking(光颉) 推出的高精密薄膜贴片电阻,属于该品牌针对精密电子领域打造的专业电阻系列。Viking作为专注被动元件研发生产的厂商,其薄膜电阻以工艺成熟、精度稳定著称,广泛应用于仪器仪表、通信、工业控制等对阻值精准度和环境适应性要求严苛的场景。本产品核心定位为小封装、宽温稳定、高精密的薄膜电阻,满足高密度PCB设计与极端工况下的可靠运行需求。

二、核心电气参数详细解析

本产品的电气参数经过严格校准与测试,关键指标如下:

1. 阻值与精度

阻值标称72kΩ,精度等级为**±0.1%** —— 该精度远高于普通电阻(常规±1%/±5%),可有效减少电路信号偏差,适用于需要精准阻抗匹配、分压/分流计算的场景(如万用表校准电路、高精度电源反馈网络)。

2. 功率与电压特性

  • 额定功率:100mW(25℃环境下);
  • 推荐降额功率:62.5mW(约额定值的62.5%)—— 降额使用可降低热应力,延长产品寿命,避免因功率过载导致的阻值漂移;
  • 最大工作电压:75V —— 结合功率计算,最大工作电流约为1.33mA(I=P/V=100mW/75V),实际应用需确保电压/电流不超过该限值。

3. 温度系数(TCR)

温度系数为**±25ppm/℃** —— 表示温度每变化1℃,阻值变化量为72kΩ×25ppm=1.8mΩ,属于低TCR范畴。该特性使产品在宽温范围内阻值稳定性优异,避免因温度波动导致的电路性能下降。

4. 工作温度范围

支持**-55℃~+155℃** 工业级宽温,可适应户外设备、车载电子、航空航天等极端环境(如低温地区的通信基站、高温环境下的工业传感器)。

三、封装与工艺优势

1. 小体积封装

采用0603封装(英制尺寸:0.06英寸×0.03英寸,对应公制1608),体积小巧(约1.6mm×0.8mm),适合高密度PCB布局(如智能手机射频模块、小型化仪器仪表),有效节省电路板空间。

2. 薄膜电阻工艺

采用镍铬合金薄膜工艺(相比厚膜电阻),具有以下优势:

  • 精度更高:薄膜沉积过程可精准控制阻值,实现±0.1%高精度;
  • 噪声更低:薄膜结构减少了电阻噪声,适用于低噪声信号调理电路;
  • 稳定性更好:薄膜与陶瓷基底结合紧密,长期使用阻值漂移小。

四、典型应用场景

AR03BTCX7202N因高精密、宽温稳定的特性,广泛应用于以下领域:

1. 精密仪器仪表

  • 万用表、示波器的校准电阻网络;
  • 高精度信号发生器的阻抗匹配电路。

2. 通信设备

  • 射频前端的滤波、衰减电路;
  • 基站信号调理模块的分压电阻。

3. 工业控制

  • PLC(可编程逻辑控制器)的输入输出电路;
  • 温度/压力传感器的信号放大电路(宽温环境下稳定工作)。

4. 高端消费电子

  • 音频解码器的反馈网络(低噪声需求);
  • 高精度电源的电压调节电路。

五、选型与应用注意事项

为确保产品性能与可靠性,应用时需注意以下几点:

1. 功率降额

建议实际功耗不超过62.5mW(额定值的62.5%),避免因功率过载导致的阻值漂移或失效。

2. 焊接工艺

0603封装需遵循回流焊温度曲线(峰值温度≤245℃,时间≤10秒),避免热应力过大影响薄膜层稳定性。

3. 存储条件

存储于常温(15℃~35℃)、干燥(相对湿度≤60%)环境,避免受潮导致引脚氧化或阻值变化。

4. 静电防护

薄膜电阻对静电敏感,操作时需佩戴防静电手环,使用防静电工作台。

六、性能总结

AR03BTCX7202N作为Viking的高精密薄膜贴片电阻,核心优势可概括为:高精度(±0.1%)、低TCR(±25ppm/℃)、宽温稳定(-55~155℃)、小封装(0603) ,是精密电子领域中替代普通电阻、提升电路性能的理想选择。其成熟的工艺与可靠的品牌背书,可满足各类严苛场景下的长期稳定运行需求。

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.