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.
LT8641EUDC#TRPBF是亚德诺(ADI)LINEAR系列的高效同步降压转换器,专为宽电压、低功耗、紧凑设计场景打造,具备全场景适配能力,广泛覆盖工业、汽车、便携式等领域需求。
该芯片采用降压式(BUCK)拓扑,是直流降压转换的主流方案,核心优势为结构简单、效率稳定。作为同步整流型器件,其内置高低侧MOSFET开关管,无需外部续流二极管,既简化电路设计,又降低BOM成本与PCB空间占用。单通道输出设计确保负载供电稳定,支持单一负载或多负载并联扩展,适配灵活。
LT8641的电压范围极具竞争力,可兼容绝大多数电源场景:
同步整流是提升效率的核心:内置高低侧MOSFET交替导通,替代异步整流的续流二极管,大幅降低续流损耗。实测显示,12V输入转5V/3A输出时效率达92%以上;轻载(12V转5V/100mA)下效率仍保持85%+,显著减少功耗发热,延长电池续航(便携式)或降低散热难度(工业/汽车)。
采用QFN-20封装(3mm×4mm),超小尺寸适配高密度布局,典型应用包括:
综上,LT8641EUDC#TRPBF凭借宽电压、高效同步整流、低静态电流、紧凑封装等特性,成为多领域电源设计的理想选择,尤其适合对效率、空间、宽温要求较高的场景。
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