WMSIC Electronic Components

SXN SMMS0630-4R7M Inductor SMMS0630

ModelSMMS0630-4R7M
PackageSMD,7.3x6.6x3mm
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 SMMS0630-4R7M
Type
SMD, 7.3X6.6X3MM
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SXN
Electronic Component
SMMS0630-4R7M
Electronic Component
1
Package
SMD,7.3x6.6x3mm
Type
Inductor
Electronic Component
Power Inductor
Electronic Component
±20%
Electronic Component
1.049g
Inductor
4.7uH
Electronic Component
1
Electronic Component
BM0264968618
Current
6A
Resistor(DCR)
40mΩ
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.

SMMS0630-4R7M 一体成型功率电感产品概述

SMMS0630-4R7M是顺翔诺(SXN)推出的一款SMD表贴式一体成型功率电感,针对中功率电子设备的电源电路设计,兼顾高密度布局、低损耗与高可靠性,是开关电源、LED驱动、移动设备电源管理等场景的实用选择。

一、产品核心定位与系列归属

该产品属于顺翔诺SMMS0630系列,以“小尺寸承载大电流”为设计核心,适配当前电子设备“轻薄化、集成化”趋势。其封装尺寸(7.3×6.6×3mm)符合主流SMD贴装标准,可直接兼容多数自动化生产流程,无需额外调整产线。

二、关键性能参数详解

1. 电感特性

额定电感值为4.7μH,精度±20%——这一精度范围在功率电感应用中属于常规且可靠的区间,能满足多数电源电路对电感值的稳定需求,避免因精度偏差导致的输出波动。

2. 电流承载能力

饱和电流(Isat)达6.55A:饱和电流是电感值下降30%时的临界电流,直接决定电感的最大负载能力。6.55A的设计可覆盖多数中功率场景(如10-50W电源模块),即使短期过载也能保持基本电感特性,减少电路故障风险。

3. 损耗控制

直流电阻(DCR)仅40mΩ:低DCR是降低铜损的核心——铜损(I²×R)是功率电感的主要损耗来源之一,40mΩ的DCR可显著减少发热,提升电源转换效率(大电流场景下效率提升可达2-3%)。

4. 封装与尺寸

采用7.3×6.6×3mm SMD表贴封装,属于行业“0630”系列(前两位为宽度、后两位为长度,单位0.1mm),尺寸紧凑,适合高密度PCB布局(如笔记本主板、小型电源模块)。

三、结构与工艺优势

SMMS0630-4R7M采用一体成型磁芯结构,相比传统绕线电感有明显优势:

  • 低EMI干扰:磁芯完全包裹线圈,漏磁率极低,减少对周边敏感电路(如射频模块)的干扰,简化EMC设计;
  • 高机械强度:磁芯与线圈通过压合工艺固化,抗振动、抗冲击能力强,适配工业设备、车载电子等严苛环境;
  • 参数一致性:一体成型工艺稳定控制电感值与DCR,批量生产偏差小,提升产品可靠性。

四、典型应用场景

该产品性能与尺寸适配多种中功率电子场景:

  1. 开关电源:AC-DC适配器、DC-DC降压模块(如12V转5V/3A输出)的输出电感;
  2. 移动设备电源:笔记本电脑、平板电脑的电池管理模块(BMS)滤波电感;
  3. LED驱动电源:10-30W中功率LED灯(球泡灯、面板灯)的恒流/恒压驱动电感;
  4. 工业控制:小型PLC、传感器模块的电源滤波电感;
  5. 通信设备:路由器、交换机的电源模块电感。

五、可靠性与环境适应性

  • 温度范围:常规-40℃至125℃,覆盖工业级与消费级设备需求;
  • 环保合规:符合RoHS、REACH标准,无铅封装,适配全球市场;
  • 过载耐受:短期1.2倍Isat过载下可正常工作,满足设备启动瞬间电流需求。

六、选型与替代参考

若需替代,可优先考虑同参数SMD电感:

  • 同系列:顺翔诺SMMS0630系列4.7μH±10%版本;
  • 跨品牌:TDK SLF系列、村田LQM系列中,电感4.7μH、Isat≥6A、DCR≤50mΩ的产品。

SMMS0630-4R7M通过平衡尺寸、电流、损耗与可靠性,成为中功率电源电路的高性价比选择,可满足多数消费电子与工业设备的设计需求。

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