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.
FDV301N 是一款适用于信号开关与低功耗开关电路的 N 沟道 MOSFET。该器件采用 SOT-23 小封装,体积小、驱动电容适中,便于用于便携设备和空间受限的电路板。品牌为 UMW(友台半导体),工作温度范围宽(-55°C 至 +150°C),适合在工业级环境下长期可靠工作。
由于器件在不同 Vgs 下 RDS(on) 差异明显,实际电路中应根据驱动电压选择合适的栅极驱动电平,以减少导通损耗并控制发热。总栅电荷 Qg=12nC 对驱动电路有一定要求,若频繁开关需评估驱动器的源/吸峰电流能力及开关损耗。
SOT-23 封装体积小,但散热能力有限。最大耗散功率约 1.3W,在实际 PCB 上应通过增加铜箔面积、接地平面及良好布局来改善散热。高频开关或持续大电流应用时需尤为注意结温限制,避免长期在靠近最大额定下工作。
为确保可靠使用,请获取 UMW(友台)发布的 FDV301N 官方数据手册,确认温度系数、极限参数与典型特性曲线。采购时注意封装代码与批次,并在样机验证中评估开关损耗与热稳定性。
注:以上内容基于您提供的参数整理,已标注可能的参数冲突,落地应用前建议以官方数据手册为准并做实际测量验证。
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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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