WMSIC Electronic Components

BOURNS MH1608-121Y

ModelMH1608-121Y
Package0603
BrandBOURNS
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

20 specifications

Core information

Product name
BOURNS MH1608-121Y
Type
BOURNS
Unit
Electronic Component
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
BOURNS
Electronic Component
MH1608-121Y
Electronic Component
1
Package
0603
Electronic Component
Ferrite Bead
Electronic Component
±25%
Electronic Component
0.024g
Electronic Component
1
Channel Count
1
Electronic Component
BM0256952451
Operating Temperature
55℃~+125℃
Current
2A
@Frequency
120Ω@100MHz
Resistor(DCR)
100mΩ

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

MH1608-121Y 产品概述

一、概览

MH1608-121Y 为 BOURNS 系列表面贴装磁珠(Ferrite Bead),封装尺寸 0603(也称 1608 公制)。器件主要用于抑制电源与信号线的高频干扰,提供简洁、低损耗的 EMI 解决方案。适用于空间受限的移动设备、消费电子、通信与工业电子等场合。

二、主要参数

  • 阻抗:120Ω @ 100MHz,允许误差 ±25%
  • 直流电阻(DCR):100 mΩ(典型或最大值)
  • 额定电流:2A
  • 通道数:1(单通道)
  • 工作温度:-55℃ ~ +125℃
  • 品牌:BOURNS,封装:0603

三、性能要点

  • 高频抑制:120Ω 在 100MHz 附近能有效吸收并抑制共模/差模高频噪声,适合对中高频段干扰敏感的电路。
  • 低电阻损耗:100 mΩ 的低 DCR 保证在额定电流下压降与功耗较小,适合需要保持电压完整性的电源线或高速信号线。
  • 宽温度范围:-55℃ 到 +125℃ 的工作温度满足大多数工业级与汽车电子以外的严苛环境需求。
  • 单通道设计:适用于逐线滤波布局,一颗组件对应一路信号或电源线。

四、典型应用

  • 手机、平板等移动终端的电源与射频模块滤波
  • 主板、网通设备的供电去耦与 EMI 抑制
  • 工业控制器及消费类电子的信号线与电源线滤波
  • USB、HDMI 等高速接口的共模/差模噪声抑制(根据电流与频段评估)

五、选型与布局建议

  • 放置位置:靠近噪声源(如开关稳压器)或靠近被保护器件的入口端,以提高抑制效率。
  • 电流裕量:额定 2A 为持续参考,若并联或间歇性大电流场合应评估温升与阻抗变化。
  • 焊接工艺:适用于常见 SMT 回流流程,建议按照厂家推荐回流曲线与焊膏使用,以避免热应力导致裂纹。
  • 测试验证:在目标电路中测量实际阻抗随频率变化和串联压降,确认满足 EMI 抑制与电源完整性要求。

六、可靠性与注意事项

  • 遵循 PCB 材料与走线规则,避免过度弯曲或在应力集中区域布置,防止焊接或机械应力导致损伤。
  • 高温、长期过流可能导致阻抗变化,应在实际应用中进行加速老化与热循环验证。
  • 若需替代或并联使用,请参考厂家数据表以匹配阻抗特性与电流能力。

总体而言,MH1608-121Y 为一款适配于 0603 小型封装、具备良好高频抑制能力且电阻损耗低的通用型磁珠,适合在对空间及电磁兼容有要求的设计中作为首选滤波器件。若需更详细的频率响应、热特性或回流工艺参数,建议参照 BOURNS 官方数据手册。

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