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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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LND150K1-G 是 MICROCHIP(美国微芯)系列中的一款高压、小功耗 N 沟道场效应晶体管(MOSFET),面向体积受限但需要高耐压的应用。其主要电气参数如下:
该器件强调高耐压与极小的电容特性,适合在高电压、低电流、快速切换或小信号处理场合使用。
简单估算:若门极驱动电压为 10 V,则门极近似电荷 Qg ≈ Ciss × Vgs ≈ 10 pF × 10 V = 100 pC,门极充放电时间常数约为 τ = Rg × Ciss,例如 Rg=100 Ω 时 τ ≈ 1 ns,说明在合理门阻下该管可实现纳秒级的门控响应(具体性能受电路布局和寄生影响)。
SOT-23 为常见的小外形封装,适合表面贴装和密集电路布局。但 SOT-23 的散热能力有限,Pd 360 mW 更加强化了散热设计的重要性。工程实践建议:
选择 LND150K1-G 的理由:当设计需要高耐压(500 V)、低寄生电容与小体积解决方案且工作电流较小时,此器件是合适选项。若应用需传输较大电流或连续耗散功率显著高于 360 mW,则应考虑更大封装或额定功率更高的 MOSFET。
总结:LND150K1-G 为一款专注于“高压 + 低电容 + 小电流”场景的 SOT-23 N 沟道 MOSFET,适用于高压检测、保护及快速小信号切换等场合。设计时需重视散热与高压布线,并合理配置门极驱动与保护电路以获得可靠表现。
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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.
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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.
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The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.
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The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.
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