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
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1N4148W 是一种由永裕泰(YONGYUTAI)制造的开关二极管,适用于各种高速开关和信号处理应用。以下是对此产品的详细介绍。
1N4148W 采用 SOD-123 封装,这是一种小型化的表面贴装封装,适合现代电子设备中的空间有限场景。SOD-123 封装具有良好的热性能和机械强度,能够满足高频和高速开关应用的需求。
1N4148W 的反向恢复时间(trr)仅为 4 ns,这使得它非常适合高速开关和信号处理应用。这种快速恢复时间可以减少开关过程中的能量损失,并提高系统的整体效率。
在 75 V 的反向电压下,1N4148W 的反向漏电流仅为 5 μA。这表明该二极管在非导通状态下具有极低的能量损失,特别适用于需要低静态功耗的应用。
该二极管的工作温度可达 150℃ @ (Tj),这使得它能够在高温环境中稳定运行。这种特性使其广泛应用于工业控制、汽车电子和其他高温场景。
1N4148W 的整流电流可达 150 mA,这使得它能够处理中等功率的信号和负载。这种高整流能力使其成为许多电子系统中的理想选择。
在 100 mA 的正向电流下,1N4148W 的正向压降仅为 1.25 V。这意味着在导通状态下,能量损失较小,从而提高系统的总体效率。
由于其快速恢复时间和低反向漏电流,1N4148W 非常适合用于高速信号处理应用,如数据传输线路、信号切换电路等。
在开关电源设计中,1N4148W 可以作为快速恢复二极管,帮助减少开关过程中的能量损失,并提高整体效率。
该二极管的高工作温度和低静态功耗使其成为工业控制系统中的理想选择,特别是在需要可靠性和耐久性的场景中。
在汽车电子设备中,1N4148W 可以承受高温环境,并提供稳定的性能,这使得它广泛应用于汽车系统中的各种电路设计。
1N4148W 开关二极管由永裕泰(YONGYUTAI)制造,具有快速恢复时间、低反向漏电流、高工作温度和高整流能力等优异特性。这些特性使其广泛适用于高速信号处理、开关电源、工业控制系统以及汽车电子设备等多种应用场景。通过选择 1N4148W,您可以确保您的电子系统具有高效率、可靠性和稳定性。
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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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