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.
CBW201209U600T 是风华(FH)系列的一款贴片磁珠,封装为0805(公制2012),面向抑制电路中高频干扰、改善电磁兼容(EMC)性能的应用场景。其在100MHz处标称阻抗为60Ω(规格允许±25%偏差),额定直流电流为3A,工作温度范围为-55℃到+125℃,适合中小功率、对 EMI 要求较高的通信、消费电子与工业控制系统。
磁珠通过磁性材料在高频下产生无源损耗以衰减共模/差模干扰。标称 60Ω@100MHz 表示该型号在 100MHz 附近具有较高的阻抗,有利于抑制高频噪声。阻抗值随频率变化,典型特性是低频时呈低阻抗,随频率升高进入损耗区间并达到标称值;因此在选型时需关注目标干扰频段与器件频响曲线。DCR 为元件的直流电阻,直接影响在大电流条件下的功耗与发热。
在最大额定电流 3A 下,按典型 DCR 50mΩ 估算 I^2·R 损耗约为 0.45W,这在小封装(0805)上会产生明显的温升。实际应用中:
风华(FH)作为知名被动元件厂家,产品通常通过常规的温度循环、湿热与机械应力测试。为保证一致性,建议在量产前进行来样测试(如阻抗测量、热升测试与温度循环),并确认在目标工作环境下的性能稳定性。
总结:CBW201209U600T 为一款面向 100MHz 附近高频噪声抑制的 0805 封装磁珠,适用于中等电流(3A)场合,使用时需关注直流损耗与热管理。在实际设计中,结合频率响应曲线与热特性进行验证,能获得最佳的 EMC 改善效果与长期可靠性。
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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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