WMSIC Electronic Components

MICROCHIP MIC2025-1YMM-TR MIC2025

ModelMIC2025-1YMM-TR
PackageMSOP-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 22+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
MICROCHIP MIC2025-1YMM-TR
Type
MICROCHIP
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MICROCHIP
Electronic Component
MIC2025-1YMM-TR
Electronic Component
1
Package
MSOP-8
Type
Switch
Electronic Component
Power Electronic Switch
Electronic Component
0.119g
Electronic Component
1
Channel Count
1
Features
Current
Electronic Component
BM0230044100
Resistor
90mΩ
Operating Temperature
40℃~+85℃
Operating Voltage
2.7V~5.5V
Current
500mA

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

MIC2025-1YMM-TR 产品概述

一、简介

MIC2025-1YMM-TR 是美国微芯(Microchip)推出的一款单通道高侧电源开关,针对便携式与嵌入式系统的电源分配与负载保护设计。器件工作电压范围为 2.7V 至 5.5V,最大连续输出电流可达 500mA,开启时导通电阻仅为 90mΩ,工作环境温度范围为 -40℃ 至 +85℃,封装为 MSOP-8,输入控制逻辑为高电平有效,适合在空间受限、需高效率低压降的场合使用。

二、主要特性

  • 类型:高侧开关,单通道设计
  • 控制逻辑:输入高电平有效,简单的数字控制接口
  • 电气参数:工作电压 2.7V ~ 5.5V,最大连续电流 500mA
  • 低导通阻抗:RDS(on) ≈ 90mΩ(典型值),降低导通损耗
  • 工作温度:-40℃ ~ +85℃
  • 封装:MSOP-8,适合紧凑 PCB 布局
  • 品牌:MICROCHIP(美国微芯)

三、典型应用场景

  • 电池供电的便携设备电源管理
  • USB 外围或上电控制、电源切换
  • 模块化系统中的负载开关与分配
  • 低功耗传感器供电开关与保护场合

四、封装与布板建议

MSOP-8 小封装便于在密集板上布置。为优化散热与电流承载能力,建议:

  • VIN 旁放置去耦电容(靠近器件的供电引脚)以抑制瞬态电流;
  • VOUT 与负载之间走线尽量加宽,减少额外电阻;
  • 若 PCB 有多层,输出与地可使用过孔连接到内层大铜箔以提升散热。

五、设计与使用注意事项

  • 功率损耗估算:在最大连续电流 0.5A 下,导通损耗约 P = I^2·R = 0.5^2×0.09 ≈ 0.0225W(≈22.5mW),典型情况下热耗较低,但在高环境温度或长期大电流工况应考虑热特性与降额;
  • 对感性负载(电机、继电器线圈)建议外加反向抑制元件或 RC 吸收网络以抑制电压尖峰;
  • 对快速上电或大突入电流场合,评估器件启动特性与上电电流限制,必要时通过外部限流或软启动控制降低冲击;
  • 查阅完整数据手册以确认最大瞬态电压、关断特性、开启延时及任何内置保护功能(若有)以确保系统正确工作。

六、可靠性与选型建议

在选择 MIC2025-1YMM-TR 时,需根据实际工作环境进行温度与电流降额评估。MSOP-8 封装对散热有限制,高占空或恒定接近 500mA 的工况应验证 PCB 散热方案与器件结温。对于特殊工业或汽车级应用,请选用相应等级的器件或咨询厂家。

七、总结

MIC2025-1YMM-TR 以其低导通阻抗、宽工作电压和紧凑 MSOP-8 封装,适合用于对效率、板级空间和控制简便性有要求的电源分配与负载开关场景。合理的 PCB 布局与热管理可以充分发挥其低损耗与稳定性的优势。对于最终产品设计,建议结合完整数据手册与实测验证来完成电气与热设计。

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