WMSIC Electronic Components

UNI-ROYAL 0805W8J0202T5E

Model0805W8J0202T5E
Package0805
BrandUNI-ROYAL
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
UNI-ROYAL 0805W8J0202T5E
Type
UNI-ROYAL
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0805W8J0202T5E
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.027g
Electronic Component
2kΩ
Electronic Component
1
Electronic Component
BM0257341654
Operating Temperature
55℃~+155℃
Operating Voltage
150V
Electronic Component
±100ppm/℃
Resistor Type
Resistor

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

0805W8J0202T5E 产品概述

一、产品简介

0805W8J0202T5E 为 UNI-ROYAL(厚声)系列的贴片厚膜电阻,封装尺寸为 0805(约 2.0 mm × 1.25 mm),阻值为 2 kΩ,标称精度 ±5%。该型号针对中高密度表面贴装应用设计,兼顾成本与可靠性,适用于一般电子电路中的分压、限流、偏置与电阻网络等场合。

二、主要性能参数

  • 电阻类型:厚膜贴片电阻
  • 封装:0805(约 2.0 mm × 1.25 mm)
  • 阻值:2 kΩ
  • 阻值精度:±5%(J)
  • 额定功率:125 mW
  • 最高工作电压:150 V(最大额定工作电压)
  • 温度系数(TCR):±100 ppm/℃
  • 工作温度范围:-55 ℃ ~ +155 ℃
  • 品牌:UNI-ROYAL(厚声)

以上参数反映了该器件在常规电子设计中的电学与环境适应能力,适合对成本敏感而对精度要求适中的应用。

三、产品特性与优势

  • 成本效益高:厚膜工艺制造成本相对较低,适合大批量需求的产品线。
  • 标准封装:0805 封装在自动贴装与回流焊工艺中应用广泛,便于生产线整合。
  • 宽温区适应:-55 ℃ 至 +155 ℃ 的工作温度范围,满足工业级环境要求。
  • 合理的电压与功率能力:150 V 的最高工作电压和 125 mW 的功率额定,使该器件能够应用于中等能耗和中等电压的电路。
  • 可靠性稳定:厚声品牌在被动元件领域有长期生产经验,器件在常规应力条件下表现稳定,适用于消费电子、工业控制等领域。

四、典型应用场景

  • 电源管理:分压取样、偏置网络、滤波电路的阻值设定和电压分配。
  • 信号调理:限流、上拉/下拉电阻、阻抗匹配等常规模拟电路。
  • 工业控制及仪表:在宽温度环境下作为保护或分压元件。
  • 消费电子与通信设备:主板、模块内的通用电阻元件。
  • 原型与量产产品:当设计对精度要求在 ±5% 且对成本敏感时为优选元件。

五、封装与工艺注意事项

  • 焊接工艺:0805W8J0202T5E 适用于常见 SMT 回流焊流程。为确保焊接可靠性,建议在设计焊盘尺寸和焊膏量时遵循 PCB 制造与组装方的标准规范,并参考 UNI-ROYAL 的回流曲线建议(如需具体曲线,请向供应商索取产品工艺说明)。
  • 机械应力:贴片电阻对板面弯曲和机械拉伸较敏感,贴装和后处理(波峰焊、修边等)过程中应避免板面过度弯曲或强烈冲击。
  • 清洗与化学品:一般贴片工抵抗常规清洗剂,但长期浸泡或强腐蚀性化学品可能影响焊点或附着层,清洗工艺应与材料相容。
  • 存储与回流次数:为保证性能,避免超出推荐的回流焊次数及不当存储条件(潮湿、高温),建议按供应商提供的储存说明执行。

六、环境与可靠性

  • 温度特性:TCR ±100 ppm/℃ 在需要一定温漂控制但并非高精度场合表现良好。
  • 长期升温与降额:在高温环境下,器件散热与额定功率会受影响,设计时应考虑功率降额与热管理措施,以避免长期过载。
  • 环境适应能力:工作温度范围宽,适用于多数工业与室温应用;特殊环境(如强腐蚀、高湿、强振动)下应进行试验验证。

七、选型与采购建议

  • 精度与漂移考虑:若电路对阻值精度和温漂有更高要求(如高精度测量回路),建议选择更低精度等级(1% 或 0.1%)或采用金属膜/薄膜电阻替代。
  • 功率裕量设计:实际应用中建议留有功率裕度,避免长期在额定功率附近工作,以提升可靠性与寿命。
  • 询价与样品:在批量采购前,建议索取样品并在目标应用环境中进行可靠性试验(温度循环、湿热、机械振动等)。如需更详细的工艺参数或回流曲线,请联系供应商获取技术资料与认可文件。

若需要,我可以根据您的电路环境(工作温度、实际电压、电流、散热条件)帮您评估实际功率消耗与是否需要降额使用,并给出替代型号建议。

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.