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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BNESD351DPYR 是 BORN(伯恩半导体)推出的一款高性能单向 TVS ESD 保护二极管,采用超小型 DFN1006-2L 封装。该器件针对 3.3V 系统优化,具备极低结电容(Cj ≈ 1 pF),适合高速数据线和敏感接口的瞬态过压与静电放电保护。产品通过 IEC 61000-4-2、IEC 61000-4-4 和 IEC 61000-4-5 等电磁兼容性测试要求,可靠性高,便于在移动设备、通信与工业接口中部署。
BNESD351DPYR 的 Vrwm = 3.3 V 使其在 3.3V 数字和接口电路中处于反向截止状态,平时不影响信号传输。遇到高压瞬态时(如静电放电或浪涌),器件在 VBR ≈ 6.5 V 附近进入雪崩导通,并在规定脉冲下将电压钳位到约 6 V,有效限制到达下游电路的能量。10 A@8/20 μs 的冲击承受能力和 60 W 的脉冲功率能力,能应对常见的工业级脉冲与人体模型 ESD 事件。1 pF 的超低结电容特别适合 USB、MIPI、HDMI、SATA、差分高速线等对信号完整性要求高的场景。
BNESD351DPYR 已针对 ESD、EFT 和浪涌等典型电磁干扰进行了设计验证,适用于商业与工业级的应用环境。出厂前应按照实际应用的电压/温度/脉冲工况进行板级测试,确认钳位行为、漏电和信号完整性满足系统需求。
总结:BNESD351DPYR 以其小体积(DFN1006-2L)、低结电容(1 pF)、针对 3.3V 线路优化的 Vrwm 和优秀的脉冲承载能力(10 A@8/20 μs,60 W)成为保护高速接口和敏感电路的理想选择。在实际应用中,合理的 PCB 布局和接地设计将极大提升其保护效果与系统稳定性。
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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.
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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.
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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