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.
NTC12D-7 是 RUILON(瑞隆源)出品的一款径向引线型负温度系数(NTC)热敏电阻,标称阻值为 12Ω(25℃)。器件采用径向引线封装,脚间距(Lead Pitch)为 5mm,适合波峰/手工焊接与常规插装工艺。该型号已通过出厂校验,标注“校验通过!”以保证品质一致性和可靠性。
注:阻值随温度升高而显著下降(典型 NTC 特性),使用时需要考虑自热及环境温度对阻值的影响。
总结:NTC12D-7 以其 12Ω 的低阻值、1A 的稳态电流能力以及宽温工作范围,适合用于需要在启动期抑制浪涌电流或做温度相关阻抗调节的场合。选型时应综合考虑自热、散热与工作环境温度,确保长期可靠运行。如需进一步的电气曲线(阻温特性曲线、功耗-温升曲线)或样品评估,建议联系 RUILON 或授权经销商获取详细资料。
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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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