WMSIC Electronic Components

MICROCHIP MIC2544-1YM-TR MIC2544

ModelMIC2544-1YM-TR
PackageSOIC-8
BrandMICROCHIP
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
MICROCHIP MIC2544-1YM-TR
Type
MICROCHIP
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MICROCHIP
Electronic Component
MIC2544-1YM-TR
Electronic Component
1
Package
SOIC-8
Type
Switch
Electronic Component
Power Electronic Switch
Electronic Component
0.198g
Electronic Component
1
Channel Count
1
Features
Integrated Charge Pump; Current
Electronic Component
BM0228151879
Resistor
80mΩ
Operating Temperature
40℃~+85℃
Operating Voltage
2.7V~5.5V
Current
1.5A

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

MIC2544-1YM-TR 产品概述

一、产品简介

MIC2544-1YM-TR为MICROCHIP(美国微芯)推出的一款单通道高侧功率电子开关,适用于2.7V至5.5V工作电压范围。器件集成低导通电阻(典型80mΩ)MOSFET,并具备过流保护(OCP)与过热保护(OTP),最大连续输出电流可达1.5A,工作温度范围为-40℃至+85℃,输入控制逻辑为高电平有效,封装形式为SOIC-8,便于标准PCB装配与散热处理。

二、主要特性

  • 工作电压:2.7V ~ 5.5V,适配各类5V或单节锂电池系统
  • 最大连续电流:1.5A,适用于中小功率负载切换
  • 导通电阻:典型80mΩ,降低功耗与IR压降
  • 保护功能:内建过流限制(OCP)与过热关断(OTP),提高系统可靠性
  • 控制逻辑:输入为高电平有效,方便与MCU或逻辑电平直接驱动
  • 通道数:单通道高侧开关,适合作为负载开/关管理元件

三、典型应用场景

  • 电池供电设备的负载管理与电源断接
  • USB/外设电源控制与保护
  • 工业控制模块、通信设备中的电源选择与保护
  • 热插拔或上电顺序控制场合

四、设计要点与建议

  • 考虑到导通电阻与功耗,输出电流接近1.5A时应评估PCB铜箔宽度与散热路径,必要时在器件下方或附近增加散热铜箔或采用散热层。
  • 过流与过热保护提高了可靠性,但在系统设计中仍应配合合适的熔断器或电流监测电路以满足安全规范。
  • 输入驱动端确保逻辑高电平满足器件使能要求(与供电电压相匹配),避免在上电过渡期间产生误触发。
  • 推荐在输入/输出端配合适当的去耦电容,抑制瞬态并改善系统稳定性。

五、封装与采购信息

MIC2544-1YM-TR采用SOIC-8封装,适合自动贴片生产与回流焊工艺。购买时请通过Microchip正规渠道或代理商确认器件标识(后缀 -TR 表示托盘/卷带等包装形式)与最新物料规格书,以便获取详细电气参数与封装图纸。

总结:MIC2544-1YM-TR是一款面向中小电流高侧开关应用的可靠元件,凭借低Rds(on)、集成保护与宽电压范围,适合用于需要简单、稳定电源切换与保护的电子系统。

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