WMSIC Electronic Components

TDK MLG1005S1N1BTD25

ModelMLG1005S1N1BTD25
Package0402
BrandTDK
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
TDK MLG1005S1N1BTD25
Type
TDK
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TDK
Electronic Component
MLG1005S1N1BTD25
Electronic Component
1
Package
0402
Type
Inductor
Electronic Component
SMD Inductor
Electronic Component
0.012g
Inductor
1.1nH
Electronic Component
1
Factor
7@100MHz
Electronic Component
BM0211338252
Electronic Component
AEC-Q200
Current
1A
Frequency
10GHz
Resistor(DCR)
30mΩ

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

TDK MLG1005S1N1BTD25 叠层贴片电感产品概述

一、产品基本信息与核心定位

TDK MLG1005S1N1BTD25是一款车规级叠层贴片电感,专为高频小型化电路设计,核心参数与可靠性均满足汽车电子严苛需求。其核心定位为:

  • 型号:MLG1005S1N1BTD25
  • 类型:多层陶瓷叠层电感
  • 封装:0402(英制)/1005(公制,1.0mm×0.5mm×0.5mm)
  • 车规认证:AEC-Q200(汽车电子可靠性标准)
  • 品牌:TDK(全球被动元器件领域核心供应商)
  • 目标场景:兼顾高频性能与车载可靠性,适配汽车电子、射频通信等高密度布局场景

二、核心电性能参数详解

该产品参数均衡,针对高频应用优化,关键指标如下:

1. 电感值:1.1nH(标称)

采用叠层工艺实现精准电感值,一致性优于±5%(行业常规),适合射频电路的阻抗匹配、滤波网络设计(1.1nH为2.4G/5G频段常用匹配值)。

2. 额定电流:1A(连续工作)

允许长期连续通过1A电流,过流时电感磁芯饱和会导致电感值下降(需注意降额),适合中等功率的电源滤波或射频信号通路。

3. 直流电阻(DCR):30mΩ

低直流电阻设计可显著降低功率损耗(P=I²R),1A电流下损耗仅30mW,提升电路能效,尤其适合电池供电设备或高功率密度电路。

4. 品质因数(Q值):7@100MHz

Q值=2πfL/R,反映电感储能与损耗的比值——100MHz下Q=7说明射频损耗低,可有效避免信号衰减,适配WiFi6、5G等高频通信场景。

5. 自谐振频率(SRF):10GHz

远高于常见工作频段(2.4G~6GHz),避免在工作频率内发生谐振,保证电路稳定性(谐振时电感呈容性,会破坏匹配性能)。

三、车规级可靠性与环境适应性

作为AEC-Q200认证产品,其可靠性远超普通消费级电感,满足汽车电子的严苛测试要求:

1. 温度耐受:-55℃~125℃

覆盖汽车内外置设备的温度范围(如发动机舱高温、冬季低温),长期工作无性能衰减。

2. 机械稳定性:抗振动/冲击

叠层结构与小型封装的机械强度高,通过汽车级振动测试(10G~2000Hz)与冲击测试(100G/1ms),适配车载移动场景。

3. 环境耐久性:耐湿/耐老化

通过85℃/85%RH湿度测试(1000h)与温度循环测试(-40℃~125℃,1000次),保证10年以上车载使用寿命。

四、封装与结构设计特点

1. 超小型封装:0402(1005公制)

体积仅1.0mm×0.5mm×0.5mm,适合高密度PCB布局(如智能手机、ADAS模块的紧凑设计)。

2. 叠层工艺优势

多层陶瓷叠层技术减少寄生电容(仅约0.05pF),提升高频性能;电感一致性好,批量生产偏差极小。

3. 可靠电极设计

端电极采用高温烧结银浆,焊接强度高(符合IPC-J-STD-001标准),耐回流焊温度(峰值240℃~260℃),避免虚焊风险。

五、典型应用领域

1. 汽车电子

  • ADAS系统:毫米波雷达、摄像头模块的射频匹配与EMI滤波;
  • 车载通信:5G-V2X、WiFi6的天线前端电路;
  • 电源管理:车载DC-DC转换器的输出滤波、EMI抑制。

2. 高频通信

  • 5G终端/基站:射频前端的阻抗匹配网络;
  • WiFi6/6E设备:2.4G/5G/6GHz频段的信号滤波。

3. 消费电子

  • 智能手机:射频模块、无线充电的辅助电感;
  • 可穿戴设备:低功耗电源滤波与信号匹配。

六、选型与使用注意事项

  1. 电流降额:实际工作电流建议不超过0.8A(额定值的80%),避免长期过流导致磁芯饱和;
  2. 焊接工艺:优先采用回流焊(推荐温度曲线:预热150℃180℃,峰值240℃260℃,时间≤10s),禁止手工焊接(易损伤封装);
  3. 布局设计:电感两端尽量短接,远离高频干扰源(如功率管),减少寄生参数;
  4. 存储条件:常温(15℃~35℃)、干燥(湿度≤60%)环境存储,避免机械挤压与静电损伤。

总结

TDK MLG1005S1N1BTD25是一款高可靠性高频叠层电感,兼顾小型化、低损耗与车规级性能,是汽车电子、射频通信等领域的理想选择——其参数精准匹配高频应用需求,可靠性满足车载长期使用要求,可有效提升电路性能与稳定性。

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