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Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
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AO3423A 是友台半导体(UMW)推出的一款表面贴装型 P 沟道功率 MOSFET,额定漏源电压 20V,连续漏极电流 2A(Ta),静态耗散功率 1.4W(Ta),适合低压电源管理和高侧开关场合。器件采用 SOT-23 小型封装,适用于空间有限的消费电子与便携设备。
封装为 SOT-23,便于贴片生产与空间受限板级设计。标称功耗 1.4 W(环境温度 Ta),注意该功耗受 PCB 散热条件影响显著:应通过加大铜箔面积或使用热过孔来降低结-壳和结-外部温升,保证长期可靠性。
优点:SOT-23 小封装、适合高侧 P 沟道应用、在常见驱动电压下具有较低 RDS(on)、栅极电荷适中,适合便携与功率受限系统。
注意事项:功耗与结温受 PCB 散热影响大,需按实际工作条件计算结温;阈值电压 1V 意味着在接近阈值电压工作时可能出现较大温漂与非线性,避免在临界区长期工作。
AO3423A 适用于需要小封装、高侧 P 沟道开关且对导通损耗与开关特性有一定要求的应用场景。设计时应综合考虑栅驱动、电热管理与布局,以确保稳健的系统性能。
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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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