WMSIC Electronic Components

SXN SMMS0650-3R3M Inductor SMMS0650

ModelSMMS0650-3R3M
PackageSMD,7.1x6.6x5mm
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 SMMS0650-3R3M
Type
SMD, 7.1X6.6X5MM
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SXN
Electronic Component
SMMS0650-3R3M
Electronic Component
1
Package
SMD,7.1x6.6x5mm
Type
Inductor
Electronic Component
Power Inductor
Electronic Component
±20%
Electronic Component
1.5g
Inductor
3.3uH
Electronic Component
1
Electronic Component
BM0265817984
Current
8.5A
Resistor(DCR)
22mΩ
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.

SMMS0650-3R3M功率电感产品概述

一、产品基本定位

SMMS0650-3R3M是顺翔诺(SXN)品牌推出的SMD贴片功率电感,专为中大功率电源及电子设备设计,具备高电流承载、低损耗、紧凑封装等核心特点,可满足消费电子、工业设备、汽车电子等领域的电源转换与储能需求,是轻薄化、高功率密度产品的优选组件。

二、核心性能参数详解

该电感的关键参数经过场景化优化,匹配实际应用中的功率需求:

  • 电感值与精度:标称电感值3.3μH,精度±20%,覆盖多数电源电路的滤波、储能要求,无需高精度电感的场景下可降低系统成本;
  • 电流承载能力:额定连续电流(Irms)8.5A,可长时间稳定工作而无性能衰减;饱和电流(Isat)9A(电感值下降30%时的峰值电流),为过流保护提供明确阈值参考;
  • 直流电阻(DCR):仅22mΩ,大幅降低铜损,提升电源转换效率(减少发热),同时延长产品使用寿命;
  • 封装尺寸:采用7.1mm(长)×6.6mm(宽)×5mm(高)的SMD贴片封装,兼容自动化贴装工艺,适配高密度PCB布局。

三、典型应用场景

SMMS0650-3R3M的性能特点使其适用于以下核心场景:

  1. 电源系统:DC-DC降压/升压转换器、开关电源、LED大功率驱动电源(如户外显示屏、工业照明);
  2. 消费电子:笔记本电脑、平板、电竞显示器的电源模块(紧凑封装适配轻薄化设计);
  3. 工业设备:伺服驱动器、变频器、工业UPS电源(高电流承载匹配工业负载波动);
  4. 汽车电子:车载充电器(OBC)、车载信息娱乐系统电源(抗振动性能符合汽车级要求)。

四、产品核心优势

  1. 高电流与低损耗平衡:额定8.5A电流配合22mΩ低DCR,既满足中大功率负载,又减少发热与能量损耗,系统效率提升约5%(对比同尺寸高DCR电感);
  2. 紧凑封装适配轻薄化:7.1×6.6×5mm的小尺寸,比同电流等级的传统电感体积缩小约15%,节省PCB布局空间(尤其适合小型化设备);
  3. 可靠性与稳定性:SMD贴片封装焊接可靠性高,抗振动性能符合IEC 60068-2-6标准,可在-40℃~125℃宽温度范围稳定工作;
  4. 成本效益突出:±20%精度覆盖大部分电源场景,在保证性能的前提下降低采购成本,适合批量应用。

五、应用注意事项

为确保产品性能稳定,使用时需注意:

  1. 电流限制:连续工作电流不超过8.5A,峰值电流避免超过9A(防止电感饱和导致电感值骤降,影响电路稳定性);
  2. 温升控制:大电流下需在PCB对应位置敷铜(如2oz铜箔)或加装小型散热片,保证电感表面温度不超过105℃;
  3. 焊接工艺:遵循SMD贴片焊接规范,回流焊温度不超过260℃(持续时间≤10s),避免过温损坏电感内部结构;
  4. 存储条件:未焊接的电感需存储在常温(25℃±5℃)、干燥(相对湿度≤60%)环境中,避免受潮影响焊接性能。

六、总结

SMMS0650-3R3M功率电感通过优化电流承载、损耗控制与封装设计,成为中大功率电源场景的高性价比选择,可广泛应用于消费电子、工业、汽车等领域,为设备提供稳定可靠的储能与滤波功能,是提升系统功率密度与效率的关键组件。

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