WMSIC Electronic Components

Sunlord SDCL0603Q3N9CT02B03

ModelSDCL0603Q3N9CT02B03
Package0201
BrandSUNLORD
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
Sunlord SDCL0603Q3N9CT02B03
Type
SUNLORD
Minimum package
15000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SUNLORD
Electronic Component
SDCL0603Q3N9CT02B03
Electronic Component
1
Package
0201
Type
Inductor
Electronic Component
SMD Inductor
Electronic Component
0.009g
Inductor
3.9nH
Electronic Component
1
Factor
13@500MHz
Electronic Component
BM0264889141
Current
400mA
Frequency
7.4GHz
Resistor(DCR)
300mΩ
Electronic Component
Electronic Component

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

Sunlord SDCL0603Q3N9CT02B03 贴片叠层电感产品概述

一、产品基本信息与定位

SDCL0603Q3N9CT02B03是顺络电子(Sunlord) 推出的一款0201封装叠层贴片电感,属于高频小功率电感范畴。该产品采用叠层陶瓷工艺制造,兼顾体积小型化与高频性能稳定性,主要面向对空间占用要求严格、工作频率较高的电子设备设计,是便携式终端、无线通信模块等场景的常用元件。

二、核心电气性能参数解析

该电感的关键参数围绕高频应用优化,具体如下:

  1. 标称电感量:3.9nH,为射频电路常用的小电感量规格,适配高频信号的相位调节、滤波及阻抗匹配需求;
  2. 额定直流电流:400mA,指电感在允许温度范围内可长期承载的最大直流电流,满足小型化电源滤波、射频偏置电路的电流承载要求;
  3. 直流电阻(DCR):300mΩ,该值反映电感的直流损耗,叠层工艺有效控制了内阻,有助于降低电路整体功耗,提升能效;
  4. 品质因数(Q值):13@500MHz,Q值是电感储能与损耗的比值,该参数表明在500MHz频段内电感损耗较低,适合射频信号传输与滤波;
  5. 自谐振频率(SRF):7.4GHz,自谐振是电感与寄生电容的谐振点,该值远高于常见射频工作频段(如WiFi 2.4GHz/5GHz、蓝牙4.2GHz等),可避免谐振对电路性能的干扰,保证电感在目标频段内的电感特性。

三、封装与工艺特点

  1. 封装规格:采用0201封装(英制尺寸:0.02英寸×0.01英寸,公制对应0603),体积仅约1.6mm×0.8mm×0.8mm,是当前贴片电感的最小封装之一,可显著节省PCB布局空间,适配便携式电子设备的小型化设计;
  2. 叠层工艺优势:采用多层陶瓷叠层+金属电极工艺,相比绕线电感具有以下特点:① 批量生产一致性好,电感量偏差小;② 抗机械应力能力强,可承受SMT贴装过程中的高温回流焊;③ 无绕线暴露,电磁干扰(EMI)更低。

四、典型应用场景

结合参数与工艺特点,该电感主要应用于以下领域:

  1. 无线通信模块:WiFi 6/6E、蓝牙5.2、LoRa等模块的滤波、天线匹配网络,利用高Q值优化信号传输效率;
  2. 移动通信终端:手机、智能手表、平板等设备的射频电路(如PA偏置、天线调谐),适配小型化设计需求;
  3. 小型化电源滤波:低功耗MCU、传感器等电路的直流电源滤波,低内阻(300mΩ)可有效降低电源纹波;
  4. 高频振荡电路:2.4GHz/5GHz频段的本地振荡器(LO)匹配,高SRF避免谐振干扰。

五、产品优势与适用注意事项

产品优势

  • 体积紧凑:0201封装满足便携式设备的空间限制;
  • 高频性能优异:Q值13@500MHz、SRF7.4GHz适配主流射频频段;
  • 低损耗:300mΩ DCR降低电路功耗,提升能效;
  • 可靠性高:叠层工艺抗回流焊应力,批量一致性好。

适用注意事项

  • 工作电流需控制在400mA以内,避免超过额定电流导致电感发热甚至性能下降;
  • 工作频率应低于自谐振频率(7.4GHz),建议在5GHz以下频段使用以保证电感特性;
  • 贴装时需遵循顺络推荐的回流焊工艺参数,避免温度过高影响电感性能。

SDCL0603Q3N9CT02B03作为顺络高频小功率叠层电感的代表产品,凭借小型化、低损耗、高频稳定等特点,成为便携式电子设备射频与电源电路的理想选择。

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