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.
A3930KJPTR-T 是美国 ALLEGRO(埃戈罗)推出的一款三相无刷直流电机(BLDC)驱动芯片,适用于外接功率 MOSFET 的分立式功率级方案。芯片以宽工作电压和超低待机电流为显著特性,可在苛刻环境下长期稳定工作,封装为 LQFP-48-EP(7×7)并带裸露散热焊盘,便于系统级热管理与 PCB 散热设计。
这些参数使 A3930KJPTR-T 在需要宽电压、低待机功耗和高环境适应性的无刷电机控制场景中具有竞争力。
作为不含集成 FET 的驱动型控制芯片,A3930KJPTR-T 的定位是作为电平、逻辑与门驱部分为外部功率级提供驱动与控制信号。典型职责包括:
由于芯片本身不集成功率器件,系统设计具有较高的灵活性:可根据功率需求并联或选型不同 Rds(on)/电压等级的 MOSFET,以达到所需电流能力与效率目标。
LQFP-48-EP(7×7)带裸露散热焊盘,有利于热流直接通过 PCB 散出。常见建议包括:
工作温度范围达到 -40 °C 至 +150 °C,适配汽车级与工业级应用;宽电压覆盖 5.5 ~ 50 V,能够兼容多种电源拓扑。凭借 Allegro 的产品背景,该系列器件在磁感、驱动与汽车电子领域有较成熟的工艺与测试规范,能满足对耐久性与长期可靠性的苛刻要求。但最终系统可靠性仍依赖于合理的热设计、电气保护与外围元件选型。
备注:以上内容基于所给基础参数整理,为便于工程设计与量产,请以 Allegro 官方数据手册和技术支持资料为准并进行必要的实验验证。
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