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.
TPSMBJ12CA 是一款双向瞬态电压抑制(TVS)二极管,专为抑制瞬态过电压、保护敏感电子元件而设计。该器件由品牌 DOWO(东沃)提供,采用 SMB(DO-214AA)封装,具有高脉冲功率吸收能力和宽工作温度范围,适用于工业、通信、电源与汽车电子等对浪涌保护有较高要求的场合。
主要特性包括:
注:具体测试条件(如波形8/20μs或10/1000μs)会影响Ppp和Ipp的参数,应参照完整数据手册确认测试标准。
该器件工作温度范围广(-55℃~+150℃),适合恶劣环境使用。常见可靠性考量包括热冲击、焊接应力、长期漏电随温度上升而增加等。建议在最终设计中进行实际浪涌试验和温度循环测试,以验证在目标应用中的长期稳定性。
总结:TPSMBJ12CA 以其600W的脉冲吸收能力、12V反向工作电压和双向保护特性,是对中等能量瞬态事件进行有效保护的实用方案。选型时应结合系统工作电压、允许钳位电压与热散能力综合评估。若需完整数据手册或典型波形测试曲线,请告知以便提供进一步资料。
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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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