Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
Available for RFQ
Technical data
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ESD5Z3.3C 是 DOWO(东沃)推出的一款针对 3.3V 工作电压系统的瞬态抑制(ESD)器件,采用 SOD-523 超小封装,适用于空间受限的移动终端、物联网和消费类电子接口保护。器件针对瞬态干扰设计,可在工业环境下为敏感电路提供可靠的过压和静电放电保护。
器件采用 SOD-523 超小封装,体积小、焊接方便,适合表贴自动化装配及高密度 PCB 布局。工作温度范围宽且耐受高温焊接工艺,适用温度与可靠性要求较高的场合。
ESD5Z3.3C 对 IEC 61000-4-2(静电放电)与 IEC 61000-4-4(电快速瞬变/群脉冲)具有防护能力,适合需要满足这些电磁兼容标准的产品设计。宽温范围(-55℃ ~ +150℃)表明器件适合严苛环境和工业级应用,但在极端工况下建议做实际寿命与失效分析。
品牌:DOWO(东沃);封装:SOD-523;类型:ESD。购买与设计前建议索取完整规格书,确认典型钳位电压曲线、泄放能量测试条件、封装尺寸图和回流焊工艺建议,以便在系统中正确选型与优化布局。
如需我进一步整理针对此器件的 PCB 布局示意、与特定接口(例如 USB/DDR/高速串行)的兼容性评估或比较其它低电容 ESD 器件的优劣,可以提供您系统的工作电压与信号频率,我将给出更具体的建议。
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Use the form for single models, category sourcing, and multi-line BOM requirements.
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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