WMSIC Electronic Components

MPS MPQ2166GD-AEC1-Z

ModelMPQ2166GD-AEC1-Z
PackageQFN-18(2x3)
BrandMPS
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 22+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
MPS MPQ2166GD-AEC1-Z
Type
MPS
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MPS
Electronic Component
MPQ2166GD-AEC1-Z
Electronic Component
1
Package
QFN-18(2x3)
Electronic Component
DC-DC Power Supply IC
Electronic Component
0.25g
Electronic Component
1
Features
Frequency Synchronous
Type
Electronic Component
Synchronous
Electronic Component
Electronic Component
BM0227742625
Operating Temperature
40℃~+125℃@(TJ)
Operating Voltage
2.7V~6V
Switching Frequency
3MHz
Electronic Component
Electronic Component

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

MPQ2166GD-AEC1-Z 产品概述

一、产品概述

MPQ2166GD-AEC1-Z 是 MPS 提供的一款双通道降压型开关稳压器,面向要求体积小、效率高且具备汽车级工作温度特性的电源管理应用。器件集成同步整流开关管,支持高达 3MHz 的开关频率,输入电压范围覆盖 2.7V 至 6V,输出电压可通过外部电阻调整在 600mV 至 5.5V 之间。器件命名中的 AEC1 表明其面向汽车级或工业级严苛工作环境设计,工作结温范围为 -40℃ 至 +125℃ (TJ)。

二、主要规格亮点

  • 功能类型:降压型(Buck),双通道输出
  • 输入电压:2.7V ~ 6.0V
  • 输出电压:0.60V ~ 5.50V(可调)
  • 输出电流:器件系列可覆盖 1A、2A、3A 等不同等级(按封装/版本选择)
  • 开关频率:典型 3MHz(允许使用更小的外围元件)
  • 静态电流(Iq):约 60µA(轻载节能)
  • 开关管:内部集成 MOSFET(同步整流)
  • 封装:QFN-18 (2 x 3 mm),小尺寸、热性能良好
  • 工作温度:-40℃ ~ +125℃ (TJ)

三、电气与功能特性

  • 轻载高效率模式:具备轻载下高效运行机理(通常为 PFM 或自适应模式),降低待机功耗,延长电池寿命。
  • 频率同步:外部频率同步支持,便于系统层面 EMI 管理和多相/多器件同步设计。
  • 逐波限流(wave-by-wave):实时限制每一开关周期峰值电流,提高对过流瞬态的响应能力。
  • 打嗝限流:短路或持续过载时进入打嗝(hiccup)限流模式,减少热应力并实现自恢复。
  • 可调软启动:允许在上电或切换时通过外部电容/寄存器设置软启动时间,控制浪涌电流和输出冲击。
  • 过流保护与工作状态指示:集成过流保护(OCP)以及工作/故障指示引脚(如 PGOOD/FLAG),便于系统监控。

四、封装与热特性

MPQ2166GD-AEC1-Z 采用 QFN-18(2×3 mm)小尺寸封装,利于高密度 PCB 设计。QFN 封装通常带有底部散热焊盘,应在 PCB 布局中提供充分的热沉铜箔与多层过孔以提升导热能力,确保在高负载或高环境温度下仍能维持稳定工作。

五、典型应用场景

  • 汽车与车载电子(低电压总线到车载点负载的稳压)
  • 电池供电的便携设备与手持终端(需要低静态电流与高轻载效率)
  • 工业控制和通信设备的点对点电源管理
  • 多路点负载(双通道独立供电)要求的小型化电源模块

六、设计与布局建议

  • 开关节点(SW)与电感放置要尽量靠近器件管脚,缩短高 di/dt 回路,降低 EMI。
  • 输入端放置足够的去耦电容,靠近 VIN 引脚并采用低 ESR 陶瓷电容。
  • 输出侧使用低 ESR 陶瓷电容以稳定环路并降低输出纹波;选择电感时注意峰值电流裕量(建议额定电流 ≥ 峰值电流 ×1.2~1.3)。
  • 热沉区在 PCB 下方做大面积铜箔并打通多孔,必要时使用多层铜内层扩散热量。
  • 若使用频率同步或软启动功能,外部同步源和控制电容应按手册推荐值选择,以避免不稳定或过度噪声耦合。

七、保护与可靠性说明

器件集成逐波限流与打嗝限流机制,可在短路与持续过载情况下提供自恢复保护,配合可调软启动与状态指示进一步提升系统鲁棒性。工作温度范围及封装形式适合较宽温度变化环境,但在最终产品设计中仍应进行热分析与长时间可靠性测试以满足整车/系统的生命周期要求。

八、结论与选型参考

MPQ2166GD-AEC1-Z 适合需要双路、小体积、低静态电流且具备汽车级温度要求的降压点负载应用。3MHz 的高开关频率与内部同步 MOSFET 的集成,使其在空间受限的系统中能采用更小的电感与电容。设计时应根据负载电流等级(1A/2A/3A 版本)与热散能力选择合适封装和 PCB 布局,并结合器件手册推荐的外围元件值完成稳定可靠的电源设计。若需进一步的电路示例、布局示意或器件手册中详细参数建议参考 MPS 官方资料与评估板设计指南。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

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.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.