WMSIC Electronic Components

MSKSEMI MP2359DJ-LF-Z-MS MP2359DJ

ModelMP2359DJ-LF-Z-MS
PackageSOT-23-6
BrandMSKSEMI
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
MSKSEMI MP2359DJ-LF-Z-MS
Type
MSKSEMI
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MSKSEMI
Electronic Component
MP2359DJ-LF-Z-MS
Electronic Component
1
Package
SOT-23-6
Electronic Component
DC-DC Power Supply IC
Electronic Component
0.039g
Electronic Component
1
Type
Electronic Component
Synchronous
Electronic Component
Electronic Component
BM0228272885
Operating Temperature
40℃~+85℃
Operating Voltage
4V~30V
Switching Frequency
1.4MHz
Electronic Component
Electronic Component
Output Current
1.2A

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

MP2359DJ-LF-Z-MS 产品概述

一、概述与核心参数

MP2359DJ-LF-Z-MS(品牌:MSKSEMI/美森科)是一款降压型可调开关稳压器,封装为SOT-23-6,内部集成开关管,工作电压范围宽(4V–30V),输出电流可达1.2A,开关频率约1.4MHz,工作环境温度为-40℃至+85℃,支持同步整流,单路输出,适合空间受限且对效率和纹波有要求的电源设计。

二、主要特点

  • 可调输出:通过外部分压电阻设置目标输出电压,适配多种输出电压需求。
  • 同步整流:内置同步MOSFET,提高轻载和重载效率,减小功耗与发热。
  • 高频工作:1.4MHz开关频率利于使用小体积电感与贴片电容,缩小整体电源方案尺寸。
  • 小封装:SOT-23-6 有利于成本与占板面积控制,但需注意散热设计。

三、典型应用场景

  • 手持设备、便携仪器的主/从降压转换;
  • 工控与车载低功耗模块的点对点电源;
  • 通信设备、传感器前端的供电;
  • 任何需从4–30V降压至稳定低压且空间受限的场合。

四、设计建议与注意事项

  • 电感选择:建议选用1–4μH、额定电流高于1.2A的磁性元件,以兼顾电流能力与纹波。
  • 输出/输入电容:优先使用低ESR陶瓷电容(例如10–47μF)以抑制纹波和提升瞬态响应。
  • 布局:输入电容、芯片和电感应尽可能紧凑布局,缩短高电流回路;SW节点走线尽量短且远离敏感信号。
  • 散热:SOT-23-6 尺寸小,建议在PCB下方做大铜箔和过孔散热,避免长期大电流下过热。
  • 保护与可靠性:参考典型应用电路加配置合适的输入滤波与软启动、过流检测手段以提高系统鲁棒性。

五、小结

MP2359DJ-LF-Z-MS 适合要求体积小、效率高且输入电压范围广的降压供电场合。合理选择电感与电容并优化PCB散热与走线,可在-40℃至+85℃的工作温区内提供稳定可靠的1.2A输出。若需更详细的典型应用电路或参数校核,可提供目标输出电压与负载工况以便进一步优化设计建议。

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