WMSIC Electronic Components

Sunlord SZ1608K102TF

ModelSZ1608K102TF
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 SZ1608K102TF
Type
SUNLORD
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SUNLORD
Electronic Component
SZ1608K102TF
Electronic Component
1
Package
0603
Electronic Component
Ferrite Bead
Electronic Component
±25%
Electronic Component
0.027g
Electronic Component
1
Channel Count
1
Electronic Component
BM0264536378
Operating Temperature
55℃~+125℃
Current
200mA
@Frequency
1kΩ@100MHz
Resistor(DCR)
700mΩ
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.

顺络SZ1608K102TF 片式磁珠产品概述

顺络电子(Sunlord)推出的SZ1608K102TF是一款针对高频电磁干扰(EMI)抑制的片式磁珠,采用小型化设计,适用于消费电子、工业控制及通信设备等多场景的噪声防护需求,具备精准的高频阻抗特性与宽温适应性。

一、产品定位与核心属性

SZ1608K102TF属于顺络EMC系列磁珠,核心定位为小电流电路的高频噪声抑制元件,主要用于滤除直流/低频信号中的高频干扰,不影响目标信号的传输。其核心属性围绕“高频精准阻抗+低直流损耗+宽温稳定”展开,适配便携式设备、工业传感器等对体积和可靠性要求较高的场景。

二、关键参数深度解析

磁珠的性能核心体现在频率-阻抗特性、直流损耗及电流承载能力,SZ1608K102TF的关键参数如下:

1. 高频阻抗特性

  • 额定阻抗:1kΩ@100MHz,误差±25%
    磁珠的阻抗随频率变化,100MHz是射频通信(如WiFi、Bluetooth)、数字电路时钟(如100MHz晶振)的典型干扰频段,1kΩ的阻抗可有效衰减该频段的共模/差模噪声,±25%的误差满足大多数工程应用的容差要求。

2. 直流电阻(DCR)

  • 典型DCR:700mΩ
    低DCR是该磁珠的重要优势,意味着在额定电流下的直流功耗极低(计算:(P=I^2 \times R = 0.2A^2 \times 0.7Ω = 28mW)),可减少电路发热,避免影响周边元件的稳定性,尤其适合对功耗敏感的便携式设备。

3. 电流承载能力

  • 额定电流:200mA
    额定电流是磁珠持续工作的最大电流,超过该值会导致磁芯饱和,阻抗急剧下降,失去噪声抑制能力。200mA的额定电流适配小电流信号/电源回路(如传感器供电、低速数字总线),不适用于大电流功率电路。

4. 通道数与封装

  • 通道数:1(单通道磁珠),仅需串联在单路信号/电源线上即可实现噪声抑制;
  • 封装:推测为0603(公制1608)(顺络SZ1608系列命名中“1608”对应英制0603封装,尺寸1.6mm×0.8mm),贴片式设计,支持自动化贴装,节省PCB空间。

三、典型应用场景

结合参数特性,SZ1608K102TF的核心应用场景集中在小电流、高频噪声敏感的电路:

  1. 消费电子:手机、平板、智能手表的电源滤波(电池供电回路)、WiFi/Bluetooth模块的射频前端噪声抑制,利用小型化封装适配便携设备的高密度PCB;
  2. 工业控制:小型PLC、温度/压力传感器节点的信号滤波,宽温范围(-55℃~125℃)满足工业现场的极端温度需求;
  3. 汽车电子:车载传感器(如胎压监测、摄像头辅助)的信号回路EMI防护,需注意其额定电流适配小信号回路(非功率电路);
  4. 通信设备:路由器、交换机的100MHz时钟线噪声抑制,精准的1kΩ阻抗针对该频段干扰实现有效衰减。

四、性能优势与可靠性

  1. 高频阻抗精准:针对100MHz频段优化阻抗,比通用磁珠的“宽频低阻抗”更具针对性,噪声抑制效率更高;
  2. 低损耗高可靠:700mΩ低DCR减少发热,提升长期工作稳定性,顺络成熟的磁珠工艺(如铁氧体材料优化)保障一致性;
  3. 宽温适应性强:-55℃至+125℃的工作温度范围,覆盖户外设备、车载低温启动及工业高温环境;
  4. 小型化易集成:0603封装节省PCB面积,适配多通道并行设计(如多传感器节点)。

五、注意事项

  • 额定电流限制:不得超过200mA持续工作,否则磁芯饱和导致性能失效;
  • 频率匹配:主要针对100MHz左右噪声,对低频(如<10MHz)干扰抑制效果有限;
  • 焊接要求:贴片式元件需符合回流焊工艺规范,避免过热损坏磁芯。

综上,顺络SZ1608K102TF是一款性价比突出的高频噪声抑制磁珠,适合小电流、高频敏感的电子设备,其精准的参数设计与宽温特性满足多场景的EMC防护需求。

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