WMSIC Electronic Components

YSMC0430H-R33MB

ModelYSMC0430H-R33MB
PackageSMD,4.1x4.1mm
BrandYJYCOIN
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
YJYCOIN YSMC0430H-R33MB
Type
YJYCOIN
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
YJYCOIN
Electronic Component
YSMC0430H-R33MB
Electronic Component
1
Package
SMD,4.1x4.1mm
Type
Inductor
Electronic Component
Power Inductor
Electronic Component
±20%
Electronic Component
0.47g
Inductor
330nH
Electronic Component
1
Electronic Component
BM0264356856
Current
15A
Resistor(DCR)
4.5mΩ
Electronic Component
Electronic Component
Electronic Component
2000

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

YSMC0430H-R33MB 一体成型电感产品概述

一、产品定位与核心设计逻辑

YSMC0430H-R33MB是益嘉源(YJYCOIN)针对中功率高密度电源场景推出的一体成型电感,核心目标是在4.1×4.1mm紧凑封装内,平衡“大电流承载、低损耗、抗干扰、高可靠性”四大需求,解决传统绕线电感在车载、服务器等场景下的“发热高、漏磁大、抗振动差”痛点。

二、关键参数的实际应用价值

2.1 电感值与精度

电感值330nH,精度±20%——既避免了过高精度带来的成本冗余,又能满足主流DC-DC电源(如12V转5V/3.3V)的滤波、储能需求,保证输出纹波控制在50mV以内(符合多数电子设备的电源规范)。

2.2 电流承载能力

  • 额定电流15A:指环境温度25℃下,电感表面温升≤40℃的持续工作电流,是电源设计中“长期稳定运行”的核心参考(如服务器CPU供电的典型负载范围);
  • 饱和电流23A:电感值下降30%时的极限电流,可应对突发负载(如车载启动瞬间、服务器CPU突发运算),比额定电流高53%,大幅降低过载风险。

2.3 直流电阻(DCR)与损耗

DCR仅4.5mΩ,是同尺寸电感的低损耗水平——15A持续电流时,铜损仅为15²×0.0045=1.0125W,无需额外散热片即可满足多数场景需求,显著提升电源转换效率(可达92%以上)。

三、封装与工艺的核心优势

3.1 紧凑SMD封装

采用4.1×4.1mm表面贴装封装,引脚间距符合IPC标准,可直接兼容主流贴装设备,适配高密度PCB布局(如服务器主板、车载ECU),节省系统空间。

3.2 一体成型工艺

区别于绕线电感的“线圈+磁芯”结构,该电感通过高压模压将线圈与磁粉芯融合,优势显著:

  • 低EMI干扰:磁粉芯完全包裹线圈,漏磁比绕线电感低30%以上,减少对射频模块、传感器等敏感电路的干扰;
  • 高抗振动:无松散线圈结构,可承受10G以上振动(符合MIL-STD-202标准),适配车载、工业现场等振动环境;
  • 参数一致性:模压工艺避免绕线匝数误差,批量产品一致性达95%以上,降低电源调试成本。

四、典型应用场景

4.1 服务器与通信设备

  • 应用:CPU供电模块、DDR内存供电、服务器电源模块;
  • 优势:小尺寸适配高密度主板,15A额定电流满足多核CPU需求,低EMI减少对网络接口的干扰。

4.2 车载电子系统

  • 应用:ADAS控制器(毫米波雷达、摄像头)、车载信息娱乐系统、新能源汽车BMS辅助电源;
  • 优势:高抗振动能力、宽温性能(-40℃~125℃),23A饱和电流应对启动瞬间的大负载。

4.3 工业控制与快充设备

  • 应用:PLC电源模块、工业机器人伺服驱动、65W以上快充适配器;
  • 优势:低DCR提升效率,宽温性能适配工业环境的温度波动。

五、选型与应用注意事项

  1. 电流限制:持续工作电流≤15A,突发负载≤23A,避免长期过载导致磁芯饱和;
  2. PCB布局:电源输入端靠近电感,减少走线压降,电感下方铺铜辅助散热;
  3. 焊接规范:回流焊峰值温度≤260℃(磁芯耐温上限),避免手工焊接损坏磁粉芯;
  4. 环境适配:工作温度-40℃~85℃,湿度≤90%RH(无凝露),超范围需降额设计。

六、产品价值总结

YSMC0430H-R33MB通过“小尺寸+大电流+低损耗+高可靠性”的平衡设计,成为服务器、车载、工业等领域中功率电源的高性价比选择——既降低系统布局难度,又提升电源效率与稳定性,同时减少EMI干扰带来的调试成本,适合对空间、性能、可靠性有综合要求的场景。

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