WMSIC Electronic Components

cjiang FXL0518-6R8-M FXL0518

ModelFXL0518-6R8-M
PackageSMD
Brandcjiang
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
cjiang FXL0518-6R8-M
Type
CJIANG
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
CJIANG
Electronic Component
FXL0518-6R8-M
Electronic Component
1
Package
SMD
Type
Inductor
Electronic Component
Power Inductor
Electronic Component
±20%
Electronic Component
0.397g
Inductor
6.8uH
Electronic Component
1
Electronic Component
BM0264799443
Current
2.8A
Resistor(DCR)
120mΩ
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.

FXL0518-6R8-M 功率电感产品概述

FXL0518-6R8-M是长江微电(cjiang)推出的一款一体成型贴片功率电感,专为中低功率电源电路设计,兼具高可靠性、低损耗与紧凑体积,可满足消费电子、工业控制、车载电子等多领域的储能、滤波及EMI抑制需求。

一、产品基本定位

该电感属于功率电感范畴,采用一体成型结构(线圈与磁芯通过注塑/压合一体化成型),替代传统绕线电感的分散式结构,核心优势在于抗振动、低EMI、体积紧凑。型号中“FXL0518”代表封装规格,“6R8”表示电感值6.8μH,“M”对应精度标识(此处精度为±20%),整体定位为中低功率场景的高效储能元件。

二、核心电气性能参数

FXL0518-6R8-M的电气参数经过严格测试,关键指标及意义如下:

  1. 电感值与精度:标称6.8μH,精度±20%,可满足DC-DC转换器、LED驱动等电路对储能纹波抑制的基本要求;
  2. 额定电流(Irms):2.8A(连续工作电流),指环境温度≤105℃时,电感允许的最大连续电流,此时线圈温升不会导致参数超差;
  3. 饱和电流(Isat):3.4A(磁芯饱和电流),当电流超过此值时,磁芯磁导率急剧下降,电感值降至标称值70%以下,需预留电流余量避免纹波增大;
  4. 直流电阻(DCR):120mΩ,属于低损耗设计——DCR越小,直流热损耗(I²R)越低,电源转换效率越高,适合连续工作的电源模块;
  5. 工作温度范围:典型-40℃~+125℃,覆盖工业级与车载级应用的温度需求。

三、物理特性与封装

  1. 封装规格:SMD贴片封装,尺寸为5.2mm×5.4mm(长×宽),高度约2.5mm(参考datasheet),适合高密度PCB布局,节省30%以上空间(对比同参数绕线电感);
  2. 结构特点:一体成型工艺使线圈与磁芯紧密结合,无松散线圈,抗振动(10G以上振动测试)、抗冲击性能显著优于传统绕线电感;磁芯空隙少,EMI辐射与传导抑制效果提升20%,减少额外滤波元件;
  3. 焊接兼容性:符合回流焊、波峰焊工艺要求,支持自动化批量生产,焊接可靠性高。

四、典型应用场景

FXL0518-6R8-M适配多类中低功率电路:

  1. DC-DC转换器:12V转5V/3.3V降压电路(输出2-2.5A)、3.7V转12V升压电路,用于笔记本、平板电源管理;
  2. LED驱动:中功率LED背光(1-2.5A)、照明电源模块,实现恒流输出;
  3. 车载电子:车载快充(QC3.0/PD)、中控电源、仪表盘背光,宽温与抗振动特性适配车载环境;
  4. 工业控制:PLC、伺服驱动器辅助电源,满足工业级可靠性;
  5. 消费电子:机顶盒、路由器、智能家居设备的电源滤波与储能,降低纹波噪声。

五、品牌与可靠性保障

长江微电(cjiang)是国内专业电感制造商,产品通过ISO9001、IATF16949(车载级)认证:

  1. 可靠性测试:温度循环(-40℃~+125℃,1000次)、振动(10-2000Hz,10G)、湿度(85℃/85%RH,1000小时)测试,长期工作稳定;
  2. 一致性控制:自动化生产工艺确保电感值、DCR参数一致性,减少批量应用差异;
  3. 环保合规:符合RoHS、REACH标准,无铅焊接兼容,适配绿色制造。

六、选型优势对比

相比同参数竞品,FXL0518-6R8-M具备:

  1. 体积紧凑:5.2×5.4mm封装节省空间,适合小型化设备;
  2. 抗EMI强:一体成型结构减少EMI辐射,降低滤波成本;
  3. 电流余量足:饱和电流3.4A比额定电流高21%,应对瞬间电流波动;
  4. 低损耗高效:120mΩ DCR使效率提升1-2%,延长电池续航;
  5. 可靠性高:无线圈松动,抗振动优于绕线电感,适配严苛环境。

综上,FXL0518-6R8-M是一款性价比高、可靠性强的一体成型功率电感,可广泛应用于中低功率电源电路,满足不同领域对体积、效率与稳定性的需求。

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