WMSIC Electronic Components

Sunlord UPZ2012E331-2R5TF UPZ2012E331

ModelUPZ2012E331-2R5TF
Package0805
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Sunlord UPZ2012E331-2R5TF
Type
SUNLORD
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SUNLORD
Electronic Component
UPZ2012E331-2R5TF
Electronic Component
1
Package
0805
Electronic Component
Ferrite Bead
Electronic Component
±25%
Electronic Component
0.037g
Electronic Component
1
Channel Count
1
Electronic Component
BM0257364370
Current
2.5A
@Frequency
330Ω@100MHz
Resistor(DCR)
50mΩ
Electronic Component
Electronic Component
Electronic Component
4000

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

UPZ2012E331-2R5TF 产品概述

一、简介

UPZ2012E331-2R5TF 为顺络(Sunlord)出品的一款表面贴装磁珠(ferrite bead),封装尺寸为 0805(2012 公制)。该器件在高频段具有良好的阻抗特性,主要用于电源线与信号线的高频干扰抑制与电磁兼容(EMC)优化。典型应用包括移动设备、消费电子、通信终端及各类电源模块。

二、主要参数

  • 阻抗:330Ω @ 100MHz(公差 ±25%)
  • 直流电阻(DCR):50 mΩ
  • 额定电流:2.5 A(最大通过电流)
  • 通道数:1(单通道)
  • 封装:0805(2012)
  • 品牌:Sunlord(顺络)

三、产品特性

  • 高频抑制能力强:在 100MHz 附近阻抗高达 330Ω,可有效衰减开关电源、时钟和射频带来的高频噪声。
  • 低直流电阻:50 mΩ 的 DCR 在保证噪声抑制的同时,降低了功率损耗与压降;在额定电流 2.5A 下压降约为 0.125V(0.05Ω×2.5A)。
  • 小尺寸、易贴装:0805 的 SMD 形式适配自动化贴装与回流焊工艺,利于高密度 PCB 设计。

四、典型应用场景

  • 电源输入/输出滤波:对 DC-DC 模块、电源轨(VCC)进行串联,抑制开关噪声回传和传导干扰。
  • USB、HDMI、摄像头与射频前端:作为差分或单端通道的高频噪声滤波元件。
  • 消费类与便携设备:手机、平板、蓝牙设备、笔记本电源管理线路的 EMI 处理。
  • 工业与汽车电子(非高温/高应力场景):对中等电流噪声源起到抑制作用。

五、设计注意事项

  • 布局位置:尽量靠近噪声源或接口处置入,串联放置以切断噪声传播路径;避免与敏感模拟回路并行靠近。
  • 电流与压降:考虑额定电流和实际工况电流,注意 DCR 带来的压降与发热;若长期接近 2.5A,需评估升温与可靠性。
  • 频率依赖性:磁珠阻抗随频率变化显著,实际滤波效果以厂商的阻抗曲线为准,必要时做仿真或实验验证。
  • 可焊性与回流:按厂商推荐的回流焊温度曲线焊接,避免超温或长时间加热导致性能退化。

六、封装与可靠性

0805 封装适合常见 SMT 工艺,满足 RoHS 要求。顺络提供的零件通常通过常规环境与机械可靠性测试(如高温贮存、湿热、机械振动、焊接热循环等),用于商业与工业级应用需参照具体规格书获取详细认证与寿命数据。

七、选型建议

  • 若对压降敏感或需要更大电流,优先考虑更低 DCR 或更大电流等级的磁珠/共模器件。
  • 若噪声频率更低或需要更高阻抗,可选阻抗谱更宽或额定阻抗更高的型号。
  • 系统级 EMI 问题建议结合电容、共模电感与布局优化共同解决。

八、结论

UPZ2012E331-2R5TF 以 330Ω@100MHz 的高频阻抗、50mΩ 的低 DCR 和 2.5A 的额定电流,在 0805 小封装中为电源与信号线提供了平衡的 EMI 抑制与电气性能。适用于对体积、贴装和中等电流有要求的消费电子与通信设备,选用时应结合实际频谱与电流条件进行验证。若需进一步电气曲线、封装尺寸图或可靠性数据,建议参考顺络官方规格书。

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