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.
LP5907UVX-1.8/NOPB 是德州仪器(TI)推出的一款超低噪声、低静态电流的线性稳压器(LDO),提供固定 1.8V 输出,最大输出电流 250mA。器件支持最高输入电压 5.5V,采用超小型 DSBGA-4 封装,适合对噪声、功耗和空间有严格要求的便携和电池供电应用。典型应用包括移动设备、射频前端、传感器供电和低噪声模拟电路等。
DSBGA-4 封装体积小,热阻相对较高,热管理依赖于 PCB 的散热设计。建议在 PCB 底层或内层增加铜箔、热过孔(thermal vias)与地平面,形成良好的散热路径,确保在接近最大输出电流或高环境温度下仍能维持稳定工作并满足结温限制。
小结:LP5907UVX-1.8/NOPB 将低噪声、高 PSRR、低静态电流与小封装结合,适合对噪声敏感并对能耗、体积有严格要求的便携与工业应用。在遵循推荐去耦与 PCB 散热实践下,能够为 1.8V 电源轨提供稳定、可靠的供电保障。
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Use the form for single models, category sourcing, and multi-line BOM requirements.
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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