WMSIC Electronic Components

Sunlord SDCL1608C4N7STDF

ModelSDCL1608C4N7STDF
Package0603
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 SDCL1608C4N7STDF
Type
SUNLORD
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SUNLORD
Electronic Component
SDCL1608C4N7STDF
Electronic Component
1
Package
0603
Type
Inductor
Electronic Component
SMD Inductor
Electronic Component
0.027g
Inductor
4.7nH
Electronic Component
1
Factor
10@100MHz
Electronic Component
BM0264825704
Current
500mA
Frequency
6GHz
Resistor(DCR)
200mΩ
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 SDCL1608C4N7STDF 叠层贴片电感产品概述

Sunlord(顺络电子)作为国内电感领域的龙头企业,其SDCL1608C4N7STDF是一款专为高频小功率场景设计的叠层贴片电感,凭借紧凑封装、稳定电气性能及高可靠性,广泛适配消费电子、射频通信等领域的高密度电路设计需求。

一、产品核心定位与应用场景

SDCL1608C4N7STDF聚焦对尺寸、损耗及谐振特性要求较高的场景,核心定位为高频小电感解决方案,主要应用方向包括:

  • 射频通信终端:手机、WiFi6/蓝牙5.0等无线模块的天线匹配、信号滤波;
  • 高速数字电路:DDR4/DDR5内存模组、CPU周边的高频去耦与EMI抑制;
  • 便携式电子:智能手表、TWS耳机等小功率设备的电源滤波网络;
  • 工业物联网:低功耗无线节点的射频前端匹配电路。

二、核心电气参数深度解析

该电感的电气参数精准匹配高频小功率需求,关键指标及设计意义如下:

  1. 电感值:额定电感4.7nH(典型值),公差符合行业标准(通常±5%),适用于射频电路的阻抗匹配与信号滤波;
  2. 额定电流:500mA直流电流(Idc),表示在该电流下电感值变化率≤±10%(顺络标准),满足小功率电源回路的滤波需求;
  3. 直流电阻(DCR):200mΩ(最大值),低DCR可有效降低直流损耗,提升电路效率,减少发热;
  4. 品质因数(Q值):10@100MHz,Q值反映电感储能与损耗的比值,高Q值意味着在100MHz频段内损耗小,适合谐振或窄带滤波;
  5. 自谐振频率(SRF):6GHz(典型值),表示电感在6GHz以下呈感性,超过该频率则转为容性,应用时需确保工作频率远低于SRF,避免特性突变。

三、封装与物理特性

SDCL1608C4N7STDF采用0603封装(1608公制,尺寸1.6mm×0.8mm×0.8mm),具备以下优势:

  • 紧凑尺寸:适配高密度PCB设计,满足便携式设备的小型化需求,支持多器件密集布局;
  • 贴片工艺兼容:支持回流焊、波峰焊等标准贴片制程,焊接可靠性高,适配自动化生产;
  • 无铅环保:符合RoHS、REACH等全球环保标准,不含铅、镉等有害物质;
  • 叠层结构:采用多层陶瓷叠层工艺,电感一致性好,参数稳定性高,抗机械应力能力强,耐跌落性能优异。

四、品质与可靠性优势

顺络电子的生产工艺与品控体系保障了该电感的高可靠性:

  • 参数一致性:叠层工艺可精准控制电感值公差,批量生产一致性优于±5%,减少电路调试难度;
  • 温度稳定性:温度系数(TCR)控制在±30ppm/℃以内,满足-40℃~+85℃的工业级/消费级温度范围,极端温度下性能稳定;
  • 抗环境能力:具备良好的耐湿热、耐振动性能,可适配 harsh环境下的应用(如车载电子、户外物联网节点);
  • 长期可靠性:经过加速老化测试,满足1000小时以上的寿命要求,符合电子设备的长期稳定运行需求。

五、典型应用设计注意事项

  1. 工作频率限制:需确保电路工作频率≤2GHz(远低于SRF=6GHz),避免电感容性化影响射频匹配精度;
  2. 电流降额:实际应用中建议将直流电流控制在400mA以内(降额20%),提升长期可靠性;
  3. 焊接温度:回流焊峰值温度≤245℃,焊接时间≤10秒,避免损坏陶瓷基底;
  4. PCB布局:尽量缩短电感与射频芯片的走线长度,减少寄生电容与电感,提升信号完整性。

该电感凭借高频性能优异、尺寸紧凑、可靠性高的特点,成为消费电子与射频通信领域的主流选择之一,可有效简化电路设计并提升产品性能。

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