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.
TPS56A37RPAR 是德州仪器(TI)推出的一款降压型同步开关稳压器,输入电压范围宽(4.5V 至 28V),输出可调(0.6V 至 13V),最大输出电流 10A,固定开关频率 500kHz,适用于对体积、效率和散热有较高要求的单通道电源设计。器件内部集成高、低侧开关管,静态电流仅约 45µA,适合需要低待机损耗的系统。
适用于通信设备、工业控制、便携式仪器(需宽输入)、点-of-load(POL)电源、主板供电和车载辅助电源等场景。固定 500kHz 的工作频率利于使用小尺寸电感和电容,实现高功率密度设计。
VQFN-HR (RPA) 10 引脚封装带有底部散热焊盘,便于高功率散热。建议在 PCB 设计时使用多层铜平面、热通孔和大面积铜箔以降低结-壳热阻,保证在高输出电流下稳定工作。
总结:TPS56A37RPAR 以其宽输入、高输出电流、低静态电流和集成开关管的特性,为需要高功率密度与可靠性的降压电源设计提供了简洁而高效的解决方案。在实际应用中,合理选型外围元件与注意 PCB 散热布局是保证性能的关键。
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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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