WMSIC Electronic Components

Sunlord SDCL0603Q3N0ST02B03

ModelSDCL0603Q3N0ST02B03
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 SDCL0603Q3N0ST02B03
Type
SUNLORD
Minimum package
15000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SUNLORD
Electronic Component
SDCL0603Q3N0ST02B03
Electronic Component
1
Package
0201
Type
Inductor
Electronic Component
SMD Inductor
Electronic Component
0.009g
Inductor
3nH
Electronic Component
1
Factor
13@500MHz
Electronic Component
BM0265857334
Current
450mA
Frequency
9.5GHz
Resistor(DCR)
250mΩ
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.

SDCL0603Q3N0ST02B03 贴片叠层电感产品概述

一、产品基本属性

SDCL0603Q3N0ST02B03是顺络电子(Sunlord) 推出的一款微小型叠层贴片电感,属于高频小信号电感范畴。其核心标识对应明确:

  • 封装:0201英制(公制尺寸0.6mm×0.3mm),适配高密度PCB设计;
  • 类型:叠层结构(多层陶瓷/金属材料叠合而成),兼具体积小、一致性好、抗干扰强的特点;
  • 型号逻辑:前缀“SDCL”为顺络叠层电感系列,“0603”对应公制封装,“Q3N0”表示电感值3nH,后缀为性能等级与批次编码。

二、核心电气参数详解

该产品的电气参数精准匹配中高频射频及小功率电路需求,关键参数如下:

1. 电感值:3nH(标称值)

采用叠层工艺实现高精度电感值控制,偏差通常在±5%以内(常规商用级标准),适用于对电感匹配精度要求较高的射频电路(如滤波器、阻抗匹配网络)。

2. 额定电流:450mA(直流)

指环境温度25℃时,电感允许的最大直流工作电流(若工作温度升高,需按顺络降额曲线适当降低电流)。该电流承载能力可满足小型物联网设备、蓝牙模块等小功率电路的电源纹波抑制需求。

3. 直流电阻(DCR):250mΩ

低DCR设计减少了电感自身的功率损耗(P=I²×R),在450mA工作电流下,损耗仅约50mW,可有效提升电路效率,避免因发热导致的性能漂移。

4. 品质因数(Q值):13@500MHz

Q值是电感储能与损耗的比值,直接影响电路插入损耗。500MHz频段下Q值达13,说明该电感在中高频段(如蓝牙低功耗、ISM频段)的能量损耗极低,能显著提升射频链路的信号质量。

5. 自谐振频率(SRF):9.5GHz

电感存在寄生电容(叠层结构的层间电容),当工作频率达到SRF时,电感与寄生电容谐振;超过SRF后,电感呈容性,失去电感功能。因此该产品适用频率范围为DC~9GHz,覆盖主流射频应用(2.4GHz、5GHz WiFi/蓝牙、ISM频段等)。

三、封装与物理特性

0201英制封装是目前电子设备小型化的核心封装之一,物理尺寸仅0.6mm×0.3mm×0.3mm(长×宽×高),适配手机、智能穿戴、无线模块等高密度PCB设计。叠层工艺的优势在于:

  • 无绕线结构,避免绕组寄生电感/电容干扰,高频特性更稳定;
  • 批量生产一致性好,电感值偏差可控,便于SMT自动化生产;
  • 抗机械应力能力强,适合振动环境(如汽车电子辅助设备)。

四、典型应用场景

该产品的参数特性决定了其主要应用于中高频小信号电路,典型场景包括:

  1. 射频前端模块:蓝牙5.0/5.1、WiFi 6/6E、ZigBee等无线通信模块的滤波、阻抗匹配网络;
  2. 小功率电源滤波:物联网传感器节点、可穿戴设备的DC-DC电源纹波抑制(450mA电流满足小功率需求);
  3. 振荡电路匹配:压控振荡器(VCO)、锁相环(PLL)的电感匹配元件;
  4. 高速数字电路:DDR内存周边的去耦滤波、高速接口(如USB 3.0)的信号调理。

五、产品优势与适用价值

对比同类0201封装叠层电感,SDCL0603Q3N0ST02B03的核心优势在于:

  • 高频性能优异:500MHz下Q值13,远高于普通0201电感(通常Q值<10);
  • 低损耗设计:250mΩ DCR减少功率损耗,提升电路效率;
  • 宽频率覆盖:9.5GHz SRF适配近GHz频段应用;
  • 可靠性高:叠层工艺避免绕线断裂风险,符合AEC-Q200汽车级标准(部分批次),可用于工业/汽车辅助设备。

六、使用注意事项

  1. 电流限制:工作电流不得超过450mA(25℃),高温环境需降额(如85℃时建议不超过300mA);
  2. 频率范围:避免在9.5GHz以上使用,否则电感呈容性,影响电路功能;
  3. 焊接工艺:采用常规SMT回流焊(温度峰值245℃±5℃,时间<30s),避免过温损坏叠层结构;
  4. 存储条件:常温干燥环境(温度-40℃~85℃,湿度<60%),避免受潮影响焊接性能。

该产品凭借精准的参数匹配、优异的高频性能及小体积设计,成为当前无线通信、物联网等领域的主流选型之一,可有效满足高密度、低损耗的电路设计需求。

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