WMSIC Electronic Components

TDK KMZ1608BHR102CTD25

ModelKMZ1608BHR102CTD25
Package0603
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 KMZ1608BHR102CTD25
Type
TDK
Unit
Electronic Component
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
TDK
Electronic Component
KMZ1608BHR102CTD25
Electronic Component
1
Package
0603
Electronic Component
Ferrite Bead
Electronic Component
±25%
Electronic Component
0.033g
Electronic Component
1
Channel Count
1
Electronic Component
BM0258781214
Operating Temperature
55℃~+150℃
Current
300mA
@Frequency
1kΩ@100MHz
Resistor(DCR)
600mΩ

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

TDK KMZ1608BHR102CTD25 片式磁珠产品概述

TDK KMZ1608BHR102CTD25是一款专为高频噪声抑制设计的0603封装片式铁氧体磁珠,依托TDK在铁氧体材料领域的技术积累,具备精准的频段抑制能力、低直流损耗及宽温可靠性,适用于多类小电流电子电路的EMI(电磁干扰)滤波场景。

一、产品核心身份与定位

该磁珠属于TDK“BHR”系列小型化片式磁珠,针对100MHz频段高频噪声抑制优化,额定电流300mA,适配小功率电路的直流供电与信号线路滤波需求。其工业级宽温范围(-55℃~+150℃)及0603小型封装,覆盖消费电子、工业控制、汽车电子等多领域应用。

二、关键技术参数深度解析

磁珠的核心性能由阻抗、直流电阻、电流容量等参数决定,具体如下:

  • 阻抗特性:1kΩ@100MHz,误差±25%——这是磁珠对100MHz左右噪声的抑制能力指标,阻抗越高,对该频段杂波的衰减效果越显著;
  • 直流电阻(DCR):600mΩ——低DCR可减少直流供电线路的损耗,避免影响电路正常工作电压;
  • 额定电流:300mA——连续工作电流上限,若超过该值,磁珠可能因饱和导致阻抗下降,失去噪声抑制作用;
  • 工作温度范围:-55℃~+150℃——符合工业级与汽车电子的温度要求,可在极端环境下长期稳定工作;
  • 封装规格:0603(公制1608)——尺寸为1.6mm×0.8mm,适配高密度PCB设计,节省空间。

三、核心性能特性

  1. 精准频段抑制:针对100MHz频段优化的阻抗特性,可有效滤除射频电路、数字电路中常见的100MHz附近杂散噪声,提升信号纯度;
  2. 低损耗高效能:600mΩ的低DCR在同阻抗磁珠中表现突出,不影响电路直流供电效率,适合对功耗敏感的便携式设备;
  3. 宽温可靠性:-55℃~+150℃的宽温范围,结合TDK铁氧体材料的温度稳定性,可满足工业控制、车载电子等极端温度场景;
  4. 小型化集成:0603封装兼容常规SMT贴装工艺,适配智能手机、智能穿戴、小型模块等紧凑空间设计;
  5. 参数一致性:TDK成熟的生产工艺保障批量产品的参数一致性,降低电路设计与生产中的调试成本。

四、典型应用场景

该磁珠的特性使其在多类电路中具有广泛应用:

  • 射频通信模块:蓝牙、WiFi、LoRa等无线模块的电源或信号线路,抑制100MHz附近的杂散噪声,提升通信稳定性;
  • 数字电路滤波:CPU、MCU、FPGA等数字芯片的电源去耦线路,滤除高频开关噪声(100MHz左右),减少电磁辐射;
  • 工业控制节点:PLC、传感器、工业物联网终端的电源线路,适应宽温环境,抑制现场电磁干扰;
  • 汽车电子:车载仪表盘、胎压监测、小功率传感器的电路,满足车规级温度与可靠性要求;
  • 便携式设备:智能手机、智能手表、蓝牙耳机的内部线路,小型化封装适配紧凑空间。

五、封装与可靠性设计

  • 封装工艺:0603无铅封装,符合RoHS标准,兼容回流焊、波峰焊等常规SMT工艺,焊点可靠性经行业标准验证;
  • 材料优势:采用TDK proprietary铁氧体材料,提升高频阻抗特性的同时,降低温度系数,保证宽温下性能稳定;
  • 耐环境性能:抗振动(符合GJB 150.16标准)、抗冲击,可适应工业现场与车载环境的机械应力。

六、选型与应用注意事项

  1. 电流匹配:确保电路工作电流≤300mA,若电路峰值电流较高,需预留余量(建议峰值电流≤240mA,按80%额定电流降额);
  2. 频率适配:若需抑制其他频段噪声,需参考TDK提供的阻抗-频率曲线(如该磁珠在50MHz~200MHz频段阻抗均≥800Ω),避免频段偏差;
  3. 焊盘设计:PCB焊盘需匹配0603封装尺寸(建议焊盘宽度0.6mm,长度1.2mm),避免虚焊或焊接应力过大;
  4. 温度验证:极端温度场景(如+150℃长期工作)需参考TDK数据手册中的寿命曲线,确保满足应用需求。

总结:TDK KMZ1608BHR102CTD25凭借精准的100MHz频段抑制、低直流损耗、宽温可靠性及小型化设计,成为多类小电流电子电路EMI滤波的高性价比选择,尤其适用于对空间、温度及性能有严格要求的工业与消费电子领域。

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