Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
Available for RFQ
Technical data
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
MD7218E38PC1是明达微推出的固定输出型线性稳压器(LDO),专为1A中等负载需求设计,主打低静态功耗、高纹波抑制和紧凑封装,适配对电源效率、噪声敏感且空间受限的电子设备。作为单通道正极输出LDO,它无需外部反馈元件即可稳定输出3.8V电压,简化电路设计的同时提升可靠性。
该产品核心参数针对实际场景做了针对性优化,关键指标清晰且实用:
产品采用SOT-89-5封装,属于小型表面贴装封装,尺寸紧凑(典型尺寸约3.0×2.5×1.1mm),适合便携设备、小型模块的高密度布局;同时SOT-89封装的散热性能优于常规SOT-23,可支持1A负载下的稳定工作,避免因散热不足导致性能下降。
除基础性能外,MD7218E38PC1内置实用特性与安全保护:
MD7218E38PC1的参数特性使其适配多种场景:
该产品工作温度范围覆盖**-40℃~+85℃**,达到工业级温度标准,可在户外低温(如北方冬季)、高温(如夏季户外)环境下稳定工作;固定输出无需外部校准,减少设计变量,提升批量生产一致性;内置双重保护机制,进一步降低系统故障风险,适合对可靠性要求较高的应用。
MD7218E38PC1作为一款高性价比的固定输出LDO,以低静态电流、高PSRR、1A负载能力和紧凑封装为核心优势,覆盖便携、物联网、工业等多场景,是中小负载供电设计的实用选择。
Request for quote
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.
Related products