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.
CC0603KRX7R9BB682 是 YAGEO(国巨)系列贴片多层陶瓷电容(MLCC),尺寸为 0603(1.6 × 0.8 mm),额定电压 50 V,标称电容 6.8 nF(6800 pF),容差 ±10%(K),介质类别 X7R。该产品面向对体积、可靠性和成本有综合要求的一般滤波、去耦与耦合场合。
X7R 属于温度特性稳健的介质,但仍属于“电容随温度与直流偏压会变化”的类别。在高直流偏压或靠近额定电压长期工作时,电容值可能出现明显下降;低频下的等效串联电阻(ESR)较低,适合一般去耦与旁路应用。具体的频率特性与 DC-bias 曲线请参考厂商数据手册。
0603 小封装适合高密度贴片设计,兼容自动贴装与回流焊工艺。建议按 J-STD-020 标准控制回流焊温度曲线(峰值可达 245–260°C,需依据焊膏与工艺确认)。贴装时注意避免过度机械弯曲或应力集中,以防裂芯或失效。
为保证长期性能,应考虑 DC-bias 导致的电容衰减并适当留裕量;在关键滤波电路或时间常数设计中,建议对在工作电压下的实际电容值进行测量或采用厂商提供的 DC-bias 数据。贴装时避免在基板上施加局部应力,回流后如需二次加工应遵循厂商工艺规范。
本系列 MLCC 具有良好的温湿循环与机械可靠性。储存时避免潮湿、高温与强酸碱环境,贴片卷带应在开卷后按照湿敏等级(MSL)要求在规定时间内回流焊接,未按要求处理可能导致焊接缺陷或可靠性下降。
如需更详细的频率响应、DC-bias 特性图或可靠性试验数据,请参阅 YAGEO 官方数据手册或联系供应商获取支持。
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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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