WMSIC Electronic Components

Sunlord MWSA0412S-1R5MT MWSA0412S

ModelMWSA0412S-1R5MT
PackageSMD,4.4x4.2mm
BrandSUNLORD
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
Sunlord MWSA0412S-1R5MT
Type
SUNLORD
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SUNLORD
Electronic Component
MWSA0412S-1R5MT
Electronic Component
1
Package
SMD,4.4x4.2mm
Type
Inductor
Electronic Component
Power Inductor
Electronic Component
±20%
Electronic Component
0.192g
Inductor
1.5uH
Electronic Component
1
Electronic Component
BM0264536365
Current
3.25A
Resistor(DCR)
75mΩ
Electronic Component
Electronic Component
Electronic Component
3000

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

顺络MWSA0412S-1R5MT功率电感产品概述

顺络MWSA0412S-1R5MT是一款专为中低功率电源系统打造的一体成型贴片功率电感,凭借紧凑尺寸、低损耗、高电流承载能力等核心优势,广泛适配消费电子、工业控制等领域的DC-DC转换、滤波场景,是电源设计中优化空间与效率的理想元件。

一、产品核心定位与应用场景

该电感属于顺络中功率电感系列,核心定位为小尺寸高集成度电源配套元件,主要面向需要紧凑布局、低EMI、稳定电流承载的应用:

  1. 消费电子领域:智能手机、平板电脑、笔记本电脑的电源管理模块(PMIC)、电池充电电路;
  2. 工业控制领域:小型PLC、伺服驱动器的辅助电源、传感器信号滤波;
  3. 物联网与智能设备:智能穿戴、智能家居终端的低功耗电源电路;
  4. LED驱动领域:小功率LED照明的恒流/恒压驱动电路。

二、关键电气性能参数详解

MWSA0412S-1R5MT的电气参数经过优化,平衡了尺寸与性能:

  • 电感值与精度:标称1.5μH,精度±20%,满足大多数DC-DC转换器的滤波与储能需求,精度范围覆盖量产一致性要求;
  • 额定电流(Irms):3.25A(工作温度范围内持续承载电流),此时电感值变化≤10%(典型值),确保电源系统稳定工作;
  • 饱和电流(Isat):4A(电感值下降至初始值30%时的峰值电流),比额定电流高出23%,可有效应对负载瞬态变化(如设备启动、负载突变),避免磁饱和导致电感失效;
  • 直流电阻(DCR):75mΩ(典型值),低阻设计大幅降低铜损,提升电源转换效率(尤其在低电压大电流场景下,损耗占比显著降低)。

三、物理特性与封装优势

作为一体成型贴片电感,MWSA0412S-1R5MT在物理设计上具备明显优势:

  • 紧凑尺寸:封装规格为4.4×4.2mm(长×宽),高度符合行业标准,可有效节省电路板空间,适配高密度PCB布局;
  • 一体成型工艺:采用粉末冶金+绕线一体成型技术,相比传统绕线电感:
    • 降低电磁干扰(EMI):无裸露线圈,减少辐射干扰,适配对EMI敏感的电子设备;
    • 提升机械稳定性:无线圈松动风险,抗振动、抗冲击能力强(可通过IPC振动测试标准);
    • 优化散热:结构紧凑,热传导路径短,可快速散发热量,降低工作温度;
  • SMD封装适配性:引脚设计符合自动贴片机标准,支持回流焊工艺,可直接集成到SMT生产线,提升生产效率。

四、可靠性与环境适应性

顺络作为国内电感龙头品牌,MWSA0412S-1R5MT的可靠性符合行业严格标准:

  • 温度范围:典型工作温度为-40℃~125℃(工业级温度范围),可适应极端环境(如户外物联网设备、工业现场);
  • 环境合规:符合RoHS、REACH等环保指令,无铅无卤,适配全球市场要求;
  • 寿命与稳定性:通过长期老化测试,在额定工作条件下,电感值变化率≤5%/1000小时,确保产品长期可靠性。

五、典型应用设计注意事项

在实际设计中,需结合参数合理选型:

  1. 电流余量:设计时需确保负载峰值电流≤饱和电流4A,避免磁饱和;
  2. 散热设计:低DCR虽降低损耗,但大电流场景下仍需考虑PCB铜箔宽度(建议≥1.5mm),提升散热能力;
  3. 布局优化:电感靠近电源芯片放置,减少走线长度,降低EMI与压降。

综上,顺络MWSA0412S-1R5MT以其小尺寸、高电流、低损耗、高可靠性的特点,成为中低功率电源系统的高性价比选择,可有效满足消费电子、工业控制等领域的多样化需求。

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