WMSIC Electronic Components

SXN SMMS0630-220M Inductor SMMS0630

ModelSMMS0630-220M
PackageSMD,7.1x6.6mm
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+

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Technical data

Product details

18 specifications

Core information

Product name
SXN SMMS0630-220M
Type
SXN
Minimum package
1000

Technical parameters

Electronic Component
SXN
Electronic Component
SMMS0630-220M
Electronic Component
1
Package
SMD,7.1x6.6mm
Type
Inductor
Electronic Component
Power Inductor
Electronic Component
±20%
Electronic Component
1.049g
Inductor
22uH
Electronic Component
1
Electronic Component
BM0211615226
Current
2.6A
Resistor(DCR)
135mΩ
Electronic Component
1000
and Current(Isat)
3.5A

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

SMMS0630-220M 一体成型功率电感产品概述

SMMS0630-220M是顺翔诺(SXN)推出的一款小体积高可靠性一体成型功率电感,针对中低功率电子设备的电源转换与滤波需求设计,兼顾性能、体积与成本,适用于消费电子、工业控制、车载等多领域场景。

一、产品核心定位与设计思路

该电感以小体积高密度布局为核心设计目标,采用一体成型磁粉芯结构替代传统绕线+磁芯组合,解决了传统电感体积大、漏磁高、抗振动差等痛点。同时平衡了电感值、饱和电流与直流电阻(DCR)的性能参数,满足主流DC-DC降压/升压模块、电源滤波电路的实际需求,尤其适合对PCB空间敏感的紧凑型设备。

二、关键性能参数详解

(注:参数均为25℃环境下典型值,实际性能随温度/频率略有变化)

  1. 电感值与精度:标称电感值22μH,精度±20%,覆盖工业级电源设计的常见容差范围,无需额外高精度匹配即可满足多数电路的纹波抑制需求;
  2. 饱和电流(Isat):3.5A(电感值下降10%时的直流叠加电流),是判断电感带载能力的核心指标——当负载电流峰值不超过3A时,电感性能稳定,避免因饱和导致电源纹波超标;
  3. 直流电阻(DCR):135mΩ(典型值),低DCR设计显著降低铜损(I²R损耗),以3A负载为例,铜损仅约1.2W,提升电源转换效率(尤其适合低功耗设备);
  4. 工作频率范围:支持100kHz~1MHz宽频率带,适配主流开关电源芯片的工作频率,无需额外降额设计。

三、封装与结构优势

  1. 小体积SMD封装:采用7.1×6.6mm(长×宽)贴片封装,厚度符合行业标准,可直接兼容多数紧凑型PCB的布局(如笔记本主板、车载仪表盘模块);
  2. 一体成型磁粉芯结构:
    • 低EMI特性:无气隙设计减少漏磁,降低对周边敏感电路(如射频模块)的干扰;
    • 抗振动/冲击:一体压制结构抗机械应力,可通过振动试验(如IEC 60068-2-6),适合车载、工业控制等振动环境;
    • 高可靠性:绕组完全包裹在磁芯内,避免外露导致的氧化、受潮,延长产品寿命。

四、典型应用场景

  1. 消费电子:笔记本电脑、平板电脑、智能穿戴设备的DC-DC降压模块(如5V转3.3V/2A、12V转5V/1A);
  2. 工业控制:PLC可编程控制器、伺服驱动器的辅助电源滤波电路,应对车间环境的振动与温度变化;
  3. 车载电子:低功率车载充电器(5V/2A)、仪表盘背光电源,满足车载级振动与温度要求;
  4. 通信设备:路由器、交换机的电源模块,低EMI特性减少对无线信号的干扰。

五、选型与使用注意事项

  1. 电流余量设计:实际负载峰值电流应低于Isat(3.5A)的80%(即2.8A),避免电感饱和导致电源纹波超标;
  2. 温度考量:DCR随温度升高略有增加(约0.04%/℃),高温环境(如车载-40℃~85℃)下需适当降额;
  3. PCB布局建议:
    • 电感下方避免走线,减少涡流损耗;
    • 靠近电源芯片放置,缩短电流回路面积,降低EMI;
  4. 焊接要求:采用回流焊工艺,温度曲线符合IPC/J-STD-020标准,避免手工焊过热损坏磁芯。

该产品凭借小体积、低EMI、高可靠性等优势,成为中低功率电子设备电源设计的优选电感之一,可替代同规格传统绕线电感,优化电路布局与性能。

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