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.
SMBJ30A 是 RUILON(瑞隆源)推出的一款单向 TVS(二极管瞬态抑制器),封装为 DO-214AA(SMB),用于吸收瞬态过电压,保护敏感电子元件免受雷击、开关电弧和静电放电等瞬变冲击。该器件适合电源、通信设备、工业控制和车载电子等场景的浪涌与 ESD 抑制。
SMB(DO-214AA)封装适合中等功率板级保护,支持常见的回流焊与手工焊接工艺。工作温度范围宽(-55 ℃ ~ +150 ℃),适用于工业与车规附近应用;IEC 61000 系列防护等级表明其能有效抵御常见的 ESD 与快速瞬变脉冲冲击。
SMBJ30A(RUILON)凭借 30 V 的反向截止电压、600 W 的 10/1000 μs 峰值功率和 48.4 V 的钳位电压,适合用于 24 V 级电源与常规工业、通信设备的浪涌保护。设计时应关注 Vrwm 与系统工作电压匹配、钳位电压对下游元件的影响以及脉冲能量需求;对更高能量或多次冲击场景,可考虑并联多只或采用更高能量等级的 TVS。若需进一步的电气曲线(如 V-I 曲线、结电容、脉冲寿命数据)或封装尺寸图纸,建议参照 RUILON 的详细产品数据手册。
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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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