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.
SK4001WA 是时科(SHIKUES)推出的一款通用独立式整流二极管,采用 SOD-123FL 小型封装,面向开关电源、整流、浪涌吸收与反向保护等通用场景。器件设计注重低正向压降与低反向泄漏,体积小、便于表面贴装,适合空间受限的消费电子与工业控制设备。
以上参数表明 SK4001WA 在 1A 工作电流下具有较低的正向压降,且在中低压(≤50V)电路中具有良好的反向耐压与极低的漏电流,适合直流整流与一般保护用途。
SK4001WA 采用 SOD-123FL 表面贴装封装,封装体积小、厚度适中,利于高密度 PCB 布局与自动化贴装。具体尺寸和焊盘建议请参照厂商封装图纸,以保证焊接质量与热散逸性能。
器件设计满足一般工业级可靠性要求,常见测试包括高温贮存、温度循环、潮湿试验与焊接耐热测试。使用过程中应避免超出额定反向电压与正向平均功耗,以免加剧漏电或热失效。
品牌:SHIKUES(时科) 型号:SK4001WA 封装:SOD-123FL 若需样品、批量报价或更详细的电气、热特性与封装尺寸图,请联系时科授权销售或查阅官方完整数据手册。
总结:SK4001WA 以低正向压降、低反向漏电和小型封装为主要优势,适合各类1A级别的整流与保护应用。针对具体系统要求,请结合完整数据手册与实际测试评估器件性能。
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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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