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.
LM2596HVS-ADJ 是 TECH PUBLIC(台舟电子)推出的一款降压型开关稳压器,采用降压(Buck)拓扑、内置开关管、可调输出,适用于宽输入电压范围的高效电源设计。器件封装为 TO-263-5,单通道输出,专为需要较高输入电压兼容性与中等电流输出(最高 3A)的场合设计。
LM2596HVS-ADJ 内部参考电压为 1.23V,输出电压通过外部分压电阻 R1、R2 按 Vout = Vref × (1 + R2/R1) 调整。由于器件非同步整流,外接肖特基二极管的选择直接影响效率与散热。开关频率在 120–180kHz 范围内,可在组件尺寸与电磁干扰之间权衡。
该器件工作温度覆盖工业级范围(-40℃~+125℃),在实际应用中建议通过热仿真与样机测试验证结温与长期可靠性,特别是在连续 3A 输出与高输入电压下的热耗散与封装温升。
总结:LM2596HVS-ADJ 在宽输入电压、可调输出和较高输出电流场景下具有良好的适用性。合理选择外部肖特基二极管、电感与电容并做好 PCB 布局与散热设计,可获得高效稳定的电源解决方案。
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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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