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.
4407A是富海微(HL)推出的低压P沟道增强型MOSFET,参数围绕“低压中等功率”场景优化,核心指标如下:
9.5mΩ的低导通电阻是核心优势:导通时压降仅0.114V(Id=12A),可减少功率损耗(P=I²R≈1.36W),提升电池续航(如移动电源)或电源转换效率(如DC-DC模块)。
较低的栅极电荷(Qg=22nC)和反向传输电容(Crss=206pF@15V),降低了开关过程中的损耗,适合高频DC-DC转换(如100kHz以上)或快速负载切换场景。
-55℃至+150℃的温度范围,可应对户外、车载等极端环境,避免温度波动导致的性能下降或器件失效。
SOP-8贴片封装体积小(约5×6mm)、重量轻,便于小型化产品设计(如智能手机、可穿戴设备),同时支持自动化贴装,提升生产效率。
4407A采用标准SOP-8封装,具备以下可靠性特点:
结合参数特性,4407A适用于以下场景:
为确保稳定工作,需注意以下要点:
4407A作为富海微低压P沟道MOSFET,凭借低导通损耗、快速开关、宽温可靠等优势,在便携式电子、小型电源、工业控制等领域具有广泛应用价值,是低压中等功率场景的高性价比选择。
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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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