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.
GRM0335C1H2R8BA01D 为 muRata(村田)系列贴片多层陶瓷电容(MLCC),主要参数:容值 2.8 pF、介质 C0G(又称 NP0)、额定电压 50 V、封装 0201。C0G 型陶瓷以温度稳定性好、损耗低著称,适用于对频率稳定性和线性度要求较高的电路。
C0G(NP0)介质的温度系数接近 0 ppm/°C,工作温度范围宽(典型 -55°C 到 +125°C),随温度变化容值极小,长期老化效应可忽略。这使其在高精度振荡器、定时电路和高频射频前端中能保持稳定性能。
此型号容值偏小、封装超小,具有低等效串联电感(ESL)与极低损耗(低 DF),适合:高频匹配网络、射频耦合与旁路、振荡器负载、电荷/时钟耦合以及精密滤波与回路调谐等场景。50 V 额定电压为一般信号链与小功率模拟/射频电路提供充足裕量。
0201 超小封装对贴装精度和焊膏印刷要求较高。建议使用高精度贴装设备、优化焊膏孔形与量,控制回流曲线(兼容无铅回流工艺)。布线时保持焊盘短且对称,尽量减小寄生电感与电容;对关键地平面应采用短回流路径或地盲/埋孔以降低阻抗。
C0G MLCC 漏电温度稳定、绝缘电阻高,但超小封装对机械应力敏感,焊接与 PCB 弯曲可能导致裂纹。设计时注意避免较大热循环与机械应力集中;如需更详细的容差、尺寸、等效串联电阻/电感及回流规范,请参考厂家正式规格书并按实际应用环境进行耐久性验证。
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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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