WMSIC Electronic Components

MSKSEMI MP1470-MS MP1470

ModelMP1470-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 MP1470-MS
Type
MSKSEMI
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MSKSEMI
Electronic Component
MP1470-MS
Electronic Component
1
Package
SOT-23-6
Electronic Component
DC-DC Power Supply IC
Electronic Component
0.043g
Electronic Component
1
Type
Electronic Component
Synchronous
Electronic Component
Electronic Component
BM0264464052
Operating Temperature
40℃~+85℃
Operating Voltage
4.5V~21V
Switching Frequency
400kHz~580kHz
Electronic Component
Electronic Component
Output Current
2A

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

MP1470-MS 降压型DC-DC转换器产品概述

一、核心功能与拓扑设计

MP1470-MS是一款同步整流降压式DC-DC转换器,采用单通道拓扑结构,内置高低侧功率开关管,无需外接续流二极管。其核心作用是将宽范围输入电压高效转换为可调输出电压,适配中等功率负载的供电需求,从硬件层面简化了降压电路的元件数量与设计复杂度。

二、关键电气参数特性

1. 输入输出范围

  • 输入电压:4.5V~21V,覆盖3节锂电池(11.1V)、4节锂电池(14.8V)、12V/19V适配器等常见电源类型,适配性强;
  • 输出电压:可调,可根据负载需求灵活设置(典型应用如1V、3.3V、5V等),满足不同电路的供电电压要求;
  • 输出电流:最大2A,支持小型MCU、无线模块、LED驱动等中等功率负载。

2. 开关频率与效率

开关频率范围为400kHz~580kHz,处于中高频区间:

  • 较高频率可减小电感、电容的体积,适配紧凑电路设计;
  • 避免过高频率带来的EMI(电磁干扰)问题,简化EMC设计;
  • 结合同步整流拓扑,轻载至重载范围内转换效率可达90%以上,降低功耗与发热。

3. 温度与可靠性

工作温度范围为-40℃~+85℃,符合工业级温度标准,可稳定工作于户外、低温存储或高温运行等严苛环境;作为成熟电源管理器件,内置过流、过热保护机制(隐含设计),提升系统可靠性。

三、封装与应用场景

1. 封装特性

采用SOT23-5封装,尺寸紧凑(典型尺寸约1.6mm×2.9mm×1.1mm),占用PCB面积极小,适合便携式设备、小型模块等对空间要求严格的场景。5引脚设计简化外围电路(仅需输入电容、输出电容、电感即可实现基本功能)。

2. 典型应用领域

  • 消费电子:便携式音箱、智能手环、小型游戏机(锂电池供电转3.3V/5V);
  • 工业控制:小型传感器模块、PLC辅助电源(12V/19V转5V/3.3V);
  • 物联网终端:无线网关、传感器节点(宽电压输入转稳定输出);
  • 车载电子:12V车载电源转5V/2A(适配车载USB充电、小型车载设备)。

四、品牌与设计优势

MP1470-MS由MSKSEMI(美森科)出品,该品牌专注电源管理芯片设计,产品以高可靠性、低功耗为核心特点。本器件的关键优势包括:

  • 同步整流替代续流二极管,效率比异步整流提升10%~15%;
  • 内置开关管减少外部元件,降低BOM成本与设计复杂度;
  • 宽输入电压范围适配多场景电源,无需额外电压转换;
  • 小封装适配紧凑空间,满足小型化产品的集成需求。

该器件凭借宽电压范围、高效率、小封装等特性,成为消费电子、工业控制、物联网等领域中等功率供电的优选方案。

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