WMSIC Electronic Components

Sunlord GZ1608U300TF

ModelGZ1608U300TF
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Sunlord GZ1608U300TF
Type
SUNLORD
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SUNLORD
Electronic Component
GZ1608U300TF
Electronic Component
1
Package
0603
Electronic Component
Ferrite Bead
Electronic Component
±25%
Electronic Component
0.027g
Electronic Component
1
Channel Count
1
Electronic Component
BM0264536474
Operating Temperature
55℃~+125℃
Current
2A
@Frequency
30Ω@100MHz
Resistor(DCR)
50mΩ
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 GZ1608U300TF 贴片磁珠产品概述

一、产品基本识别

Sunlord(顺络电子)作为国内被动元件龙头企业,其推出的GZ1608U300TF是一款针对高频电磁干扰(EMI)抑制的贴片磁珠。从型号编码可快速定位核心特征:

  • 1608:公制封装尺寸代码,对应元件本体约为1.6mm×0.8mm,即行业通用的0603英制封装(0.06英寸×0.03英寸);
  • 300:代表100MHz频率下的交流阻抗为30Ω;
  • U/TF:尾缀关联顺络磁珠的系列定位(如工艺优化、封装细节),该型号属于常规功率型磁珠范畴。

二、核心电气参数详解

磁珠的性能核心在于高频阻抗特性与直流损耗控制,该型号的关键参数需结合应用场景理解:

1. 高频阻抗与精度

  • 核心指标:30Ω@100MHz,误差±25%(实际阻抗范围22.5Ω~37.5Ω);
  • 应用意义:100MHz是电子设备常见干扰频段(如射频串扰、开关电源纹波),该阻抗可有效抑制此频段噪声,±25%精度符合工业级磁珠常规要求,无需额外校准。

2. 直流电阻(DCR)

  • 参数:50mΩ(0.05Ω);
  • 应用意义:DCR越低,直流损耗越小(损耗公式:(P=I^2R)),可避免元件过热,减少对电路直流供电的压降影响,适合低功耗/便携设备场景。

3. 额定电流

  • 参数:2A(直流);
  • 应用意义:额定电流是磁珠长期稳定工作的最大直流电流阈值(温度上升≤40℃),2A可覆盖大多数中等功率场景(如12V/2A电源、小型电机控制),过载会导致阻抗下降、发热损坏。

4. 工作温度范围

  • 参数:-55℃~+125℃;
  • 应用意义:宽温范围适配汽车电子(-40℃+125℃)、工业控制(-25℃+85℃)等严苛环境,确保极端温度下性能稳定。

5. 通道数

  • 参数:1通道(单路磁珠);
  • 应用意义:适用于单路信号/电源滤波,多路需求可通过并联/串联灵活适配。

三、封装与物理特性

该型号采用0603英制贴片封装(1.6mm×0.8mm×0.5mm,厚度因工艺略有差异),具备以下优势:

  • 体积紧凑:适配高密度PCB设计(如手机、智能穿戴),节省布线空间;
  • SMT兼容:支持自动化贴装,生产效率高,适合批量制造;
  • 机械强度:陶瓷基封装可承受260℃左右焊接温度,不易开裂/虚焊。

四、典型应用场景

结合参数特性,该磁珠主要应用于以下领域:

1. 电源滤波

  • 场景:DC-DC转换器输出端、电源输入线、电池供电线路;
  • 作用:抑制开关电源100MHz左右高频纹波,提升电源稳定性,减少对MCU、传感器的干扰。

2. 信号线路EMI抑制

  • 场景:WiFi/蓝牙射频、I2C/SPI数字信号、模拟信号线路;
  • 作用:过滤共模/差模噪声,降低电磁辐射(EMI),满足EMC标准。

3. 汽车电子

  • 场景:车载ECU、胎压监测、摄像头、娱乐系统;
  • 作用:适应汽车舱内高低温,抑制汽车电子系统高频干扰,提升可靠性。

4. 工业控制

  • 场景:PLC模块、传感器节点、工业电源;
  • 作用:过滤工业现场电机干扰、无线通信噪声,确保控制信号准确传输。

五、选型与使用注意事项

  1. 干扰频率匹配:若目标干扰偏离100MHz(如50MHz/200MHz),需选择对应频率阻抗型号(如顺络1608系列其他阻抗值);
  2. 电流余量:电路实际电流应低于额定电流的80%(≤1.6A),预留安全余量;
  3. 焊接工艺:SMT回流焊峰值温度≤260℃,焊接时间≤10秒,避免损坏;
  4. 并联扩容:电流需求超2A时,可并联2个磁珠(阻抗降为15Ω,电流容量翻倍至4A);
  5. 高温散热:汽车发动机舱等高温场景,可通过PCB铜箔优化散热。

六、总结

Sunlord GZ1608U300TF是一款高性价比中等功率磁珠,核心优势:

  • 100MHz高频干扰精准抑制;
  • 低DCR带来的低损耗与高效能;
  • 2A额定电流覆盖多数实用场景;
  • 宽温范围的可靠性。

该型号广泛适用于消费电子、汽车电子、工业控制等领域,是电路EMI优化与电源滤波的常用选择,尤其适合对体积、效率、温度适应性有要求的设计需求。

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