WMSIC Electronic Components

TDK MLK1005S33NJT000

ModelMLK1005S33NJT000
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+

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Technical data

Product details

20 specifications

Core information

Product name
TDK MLK1005S33NJT000
Type
TDK
Unit
Electronic Component
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
TDK
Electronic Component
MLK1005S33NJT000
Electronic Component
1
Package
0402
Electronic Component
SMD Inductor
Electronic Component
±5%
Electronic Component
0.012g
Inductor
33nH
Electronic Component
1
Factor
7@100MHz
Electronic Component
BM0262575912
Current
200mA
Frequency
2.5GHz
Resistor(DCR)
590mΩ

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

TDK MLK1005S33NJT000 贴片电感产品概述

一、产品定位与核心属性

TDK MLK1005S33NJT000是一款针对高频小信号电路设计的0402封装贴片电感,属于TDK MLK系列高频电感产品。该电感聚焦便携式电子设备、射频通信模块等高密度应用场景,平衡了小尺寸、低损耗与高频性能,是实现电路小型化与信号稳定传输的核心被动元件之一。

二、关键电气参数详解

该电感的核心电气参数直接决定其应用范围,具体如下:

  1. 电感值与精度:标称电感值为33nH,精度±5%,满足大多数射频/高频电路对电感量的基本要求,无需额外校准即可适配常规设计;
  2. 额定电流:直流额定电流为200mA,可稳定承载小信号电路中的直流偏置电流,避免因电流过载导致电感饱和或性能下降;
  3. 直流电阻(DCR):典型值590mΩ,低电阻设计可减少直流功耗,降低电路发热,尤其适合对功耗敏感的便携式设备;
  4. 品质因数(Q值):100MHz频段下Q值为7,Q值越高表示电感在高频下的能量损耗越小,该参数满足蓝牙、WiFi等2.4GHz附近频段的信号滤波需求;
  5. 自谐振频率(SRF):典型值2.5GHz,自谐振频率是电感与寄生电容等效为纯电阻的频率点,2.5GHz的SRF可有效避开蓝牙(2.4GHz)、WiFi(2.4/5GHz)等主流通信频段的工作范围,避免性能劣化。

三、封装与工艺特点

  1. 封装规格:采用0402封装(公制尺寸1.0mm×0.5mm,英制0402),是目前小型化电子设备中常用的紧凑封装,可大幅节省PCB空间,适配高密度布线设计;
  2. 工艺可靠性:采用TDK专利的多层片式电感工艺,内部采用高稳定性陶瓷材料与金属线圈结构,具备优异的温度特性(工作温度范围-40℃~+85℃),可通过无铅回流焊(峰值温度260℃,3次循环),符合RoHS、REACH等环保标准,满足工业级与消费级产品的可靠性要求;
  3. 机械性能:电感引脚与封装结构设计紧凑,抗振动、抗冲击性能符合IEC 60068-2-6/27标准,可适应便携式设备的日常使用场景。

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场景:

  1. 射频通信模块:蓝牙(BLE)模块、WiFi 2.4GHz模块的信号滤波、匹配网络,利用其高Q值与高SRF特性保证信号传输质量;
  2. 便携式电子设备:智能手机、智能手环、TWS耳机等设备的电源滤波(小电流DC-DC电路)、射频前端电路;
  3. 小型化电源电路:低功耗MCU、传感器的供电滤波,低DCR可减少电源损耗;
  4. 高频测试设备:小型示波器、信号发生器的高频信号调理电路。

五、性能优势总结

TDK MLK1005S33NJT000的核心优势在于:

  • 小尺寸高密度:0402封装适配高密度PCB设计,满足便携式设备小型化趋势;
  • 高频低损耗:100MHz下Q值7,2.5GHz高SRF,支持主流射频频段应用;
  • 低功耗设计:590mΩ低DCR减少直流功耗,延长电池续航;
  • 高可靠性:TDK品牌工艺保障,耐温、抗振动性能满足工业与消费级需求;
  • 易生产性:无铅回流焊兼容,适配SMT自动化产线,降低生产难度。

该电感凭借稳定的性能与紧凑的设计,成为便携式电子、射频通信领域的常用选型元件,可有效支撑小信号电路的高频信号处理与电源滤波需求。

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