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.
B5819WS 是杰盛微(JSMSEMI)推出的一款独立式肖特基整流二极管,封装为 SOD-323。该器件面向低压、低损耗整流和保护场景,典型正向压降为 600mV(IF=1A),最大直流反向耐压 40V,整流电流 1A,反向漏电流约 1mA(VR=40V)。体积小、响应快,适合空间受限的便携与通信终端电源电路。
主要参数(典型/最大值)
B5819WS 为两端子器件,SOD-323 小外形贴片封装。封装上通常以标记或带形标识区分阴阳极(请以出货件或数据手册的极性说明为准)。在PCB设计时应考虑足够的铜箔散热面积与过孔,以降低结温并提升可靠性。
杰盛微(JSMSEMI)出品的 B5819WS 面向量产应用,适配 SMT 装配线;量大可联系供应商确认批量交期、包装形式与可靠性测试报告(如高温存储、湿热循环、冲击振动等)。在关键应用中建议索取并核实器件的完整数据手册与样品进行先期评估。
总结:B5819WS 在 40V/1A 规格下提供了低正向压降与快速响应的特点,适用于低压整流与保护场合,但使用时需注意温升与反向漏电随温度变化带来的影响,合理的热设计与按数据手册的工艺流程是保证长期可靠性的关键。
Request for quote
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.
Related products