Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
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Technical data
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ERJPA2F22R0X是松下(PANASONIC)推出的一款0402封装厚膜贴片电阻,定位于小型化电子设备中的常规功率、高精度电阻应用,兼顾成本控制与性能稳定性,是消费电子、工业控制等领域的常用选型之一。
作为松下厚膜电阻系列的基础型号,ERJPA2F22R0X以“小体积、高集成”为核心设计目标,适配0402封装的高密度PCB布局需求。其厚膜工艺(丝网印刷+高温烧结)平衡了成本与可靠性,既避免了薄膜电阻的高成本,又优于普通碳膜电阻的温漂与功率承载能力,适合对精度、功率有基础要求但无需超高端性能的场景。
该电阻的核心参数围绕“精度、功率、环境适应性”三个维度设计,具体如下:
0402封装(英制0402,公制1005)尺寸仅为1.0mm×0.5mm×0.35mm,相比0603封装体积缩小约60%,可大幅提升PCB的集成度,尤其适合智能手机、可穿戴设备等小型化终端;
松下对该电阻的可靠性进行了多维度测试,包括:
这些测试确保了电阻在长期使用中的稳定性,降低了设备的维护成本。
ERJPA2F22R0X的参数特性使其适配以下场景:
综上,ERJPA2F22R0X是一款“性价比突出、适配性强”的基础厚膜贴片电阻,可满足多数小型化电子设备的常规电阻需求,是工程师选型时的常用选项之一。
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Product sourcing intelligence
WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.
Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.
Buyer sourcing scenarios
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.
A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.
The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.
Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.
Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.
When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.
Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.
The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.
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