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Sunlord GZ2012D121TF
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Sunlord GZ2012D121TF
- Type
- SUNLORD
- Minimum package
- 4000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- SUNLORD
- Electronic Component
- GZ2012D121TF
- Electronic Component
- 1
- Package
- 0805
- Electronic Component
- Ferrite Bead
- Electronic Component
- ±25%
- Electronic Component
- 0.037g
- Electronic Component
- 1
- Channel Count
- 1
- Electronic Component
- BM0231109225
- Operating Temperature
- 55℃~+125℃
- Current
- 800mA
- @Frequency
- 120Ω@100MHz
- Resistor(DCR)
- 150mΩ
- 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.
GZ2012D121TF 产品概述
一、产品简介
GZ2012D121TF 是顺络（Sunlord）系列单通道磁珠（ferrite bead），采用0805片式封装，专为抑制高频干扰与改善电磁兼容性（EMC）设计。其在100MHz时的标称阻抗为120Ω，适合在空间受限的表贴电路上对电源线或信号线进行简单、有效的高频噪声抑制。
二、主要电气参数
- 阻抗：120Ω @ 100MHz（标称）
- 阻抗公差：±25%（即100MHz 时阻抗约在90Ω~150Ω范围内）
- 直流电阻（DCR）：150mΩ
- 额定电流：800mA（最大持续通过电流）
- 通道数：1（单线）
- 工作温度范围：-55℃ ~ +125℃
注：DCR 会导致直流压降与功耗。例如在800mA 时，理论压降约为0.12V，功耗约0.096W；在设计电源路径时应考虑该压降和热量。
三、封装与温度性能
GZ2012D121TF 采用行业标准0805（2012公制）表面贴装封装，适配常见PCB布局与回流焊流程。其工作温度覆盖工业级范围（-55℃至+125℃），可满足多数嵌入式与消费电子产品的环境要求。
四、典型应用场景
- 电源线的高频噪声滤除（尤其是VCC到地或电源轨内的瞬时干扰）
- USB、LVDS、摄像头等高速接口的EMI抑制（对单端噪声有效）
- 单片机、电源模块、无线模块周边的去耦与射频噪声抑制
- 对成本与空间敏感且需简单滤波解决方案的消费电子与工业设备
五、使用建议与PCB布局注意事项
- 将磁珠靠近噪声源或接口处布置，可更有效抑制共模/差模高频干扰。
- 单通道设计适合一条信号或电源线，若需要更大电流承载或更强衰减，应选用更大封装或串并联/使用多级滤波。
- 考虑DCR引起的压降，若线路电流长期接近额定值，建议留有余量或选用低DCR型号。
- 避免在磁珠两端直接并接大面积铜箔或低阻抗回流路径造成旁路失效；合理安排地线与电源分割以发挥滤波效果。
六、可靠性与工艺兼容
该系列磁珠设计兼容无铅回流焊工艺，推荐按照通用回流曲线进行焊接。长期使用建议遵循厂商的焊接与储存规范，以保证器件性能稳定。其宽广的温度范围与工业级规格使其适用于多种环境条件下的长期可靠运行。
七、选型与替代建议
当目标频率或阻抗需求与本型号不匹配时，可在顺络产品线中选择不同阻抗值或更大封装（如1206、1210）以提高额定电流和功耗能力；若需要复杂滤波（低频/谐波抑制），建议与电容、电感组合成LC或π型滤波器以获得更全面的噪声衰减效果。
总结：GZ2012D121TF（0805，120Ω@100MHz，DCR 150mΩ，800mA）是一款适用于常规模块电源与信号线的片式磁珠，具有体积小、易于布局和良好高频抑制性能，是提高电路EMC表现的实用元件。
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