WMSIC Electronic Components

SXN SMMS0850-100M Inductor SMMS0850

ModelSMMS0850-100M
PackageSMD,8.5x8mm
BrandSXN
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
SXN SMMS0850-100M
Type
SXN
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SXN
Electronic Component
SMMS0850-100M
Electronic Component
1
Package
SMD,8.5x8mm
Type
Inductor
Electronic Component
Power Inductor
Electronic Component
±20%
Electronic Component
1.97g
Inductor
10uH
Electronic Component
1
Electronic Component
BM0265817970
Current
6.2A
Resistor(DCR)
45mΩ
Electronic Component
Electronic Component
Electronic Component
1000

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

SMMS0850-100M 一体成型功率电感产品概述

一、产品基本信息

SMMS0850-100M是顺翔诺(SXN)品牌推出的一体成型功率电感,采用贴片封装(SMD)设计,型号命名中“100M”明确核心参数:10uH电感值、±20%精度(行业M级精度标识)。该产品针对大电流、高密度电源场景优化,兼具小体积与高可靠性特点,是电源电路滤波、储能的常用器件。

二、核心电气参数详解

SMMS0850-100M的电气参数直接决定应用适配性,关键参数如下:

(1)电感值与精度

电感值为10uH,精度范围±20%(M级)。一体成型磁粉芯压制工艺使电感值稳定性优于传统绕线电感,在温度变化(-40℃~125℃典型范围)、振动环境下,电感值漂移极小,能满足大多数电源电路的滤波、储能需求。

(2)额定电流与饱和电流

  • 额定电流(Irms):6.2A:指电感在25℃环境下长期稳定工作的最大电流,超过该值会导致直流电阻(DCR)升温,进而降低电路效率与可靠性;
  • 饱和电流(Isat):8A:磁芯未达饱和的最大电流(电感值下降≤10%)。8A饱和电流比额定电流高约29%,为电流波动场景(如开关电源瞬态负载)提供充足余量,降低磁芯饱和风险。

(3)直流电阻(DCR)

DCR为45mΩ,属于低阻设计。低DCR可显著减少导通损耗(公式:P=I²·R),在6.2A额定电流下,损耗仅约1.7W,能有效降低电感发热,提升电源转换效率(适配电路效率可超90%)。

三、封装规格与物理特性

SMMS0850-100M采用SMD贴片封装,具体尺寸为8.5mm(长)×8mm(宽)×5mm(高),属于8×8级紧凑封装,物理特性突出:

  1. 一体成型结构:无裸露磁芯,磁粉芯压制后无气隙,磁通量泄漏少,EMI性能优异,可简化电路滤波设计;
  2. 机械强度高:耐振动(10G以上振动测试)、耐冲击,适配车载、工业控制等严苛环境;
  3. 小体积设计:在同等电流容量下,比传统屏蔽电感体积小15%左右,可节省PCB布局空间,适配高密度电源模块。

四、典型应用场景

基于大电流、小体积、高可靠性的特点,SMMS0850-100M广泛适用于以下场景:

  1. 开关电源(SMPS):服务器、通信基站的DC-DC转换器(降压/升压)、电源模块;
  2. 车载电子:车载充电器(OBC)、车载DC-DC转换器、LED车灯驱动、车载显示屏电源;
  3. 工业控制:PLC、伺服驱动器、变频器的电源滤波与储能环节;
  4. 消费电子快充:高端笔记本、平板、手机65W~100W快充模块;
  5. 新能源领域:充电桩辅助电源、储能系统DC-DC环节、光伏逆变器辅助电路。

五、产品核心优势

SMMS0850-100M在同类产品中具有明显竞争力,核心优势包括:

  1. 低损耗高效率:45mΩ低DCR减少导通损耗,配合10uH电感值,适配高频电源转换;
  2. 宽电流余量:饱和电流(8A)远高于额定电流(6.2A),应对电流波动更稳定;
  3. 优异EMI性能:一体成型无气隙,降低电磁干扰,减少周边电路串扰;
  4. 宽温可靠:支持-40℃~125℃工作温度,适配户外、工业等宽温环境;
  5. 高密度布局:8.5×8×5mm小封装,满足PCB高密度设计需求,尤其适合便携设备与小型化电源。

六、选型参考要点

选择SMMS0850-100M时,需结合电路需求重点关注:

  1. 电感值匹配:10uH适合100kHz~1MHz频率范围的电源,若电路频率更高(如2MHz以上),需考虑更小电感值;
  2. 电流容量:长期工作电流≤6.2A,峰值电流≤8A,避免磁芯饱和;
  3. 空间限制:确认8.5×8×5mm封装是否适配PCB布局,若电流需求更大,可选择同系列更高规格(如15uH/10A);
  4. 精度需求:±20%精度适合对电感值要求不高的场景,若需更高精度(如±10%),需换用其他型号。

SMMS0850-100M凭借稳定的电气性能、紧凑的封装与高可靠性,成为电源领域的高性价比选择,可满足多行业的功率电感需求。

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