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Sunlord SZ1005K121CTF
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Sunlord SZ1005K121CTF
- Type
- SUNLORD
- Minimum package
- 10000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- SUNLORD
- Electronic Component
- SZ1005K121CTF
- Electronic Component
- 1
- Package
- 0402
- Electronic Component
- Ferrite Bead
- Electronic Component
- ±25%
- Electronic Component
- 0.019g
- Electronic Component
- 1
- Channel Count
- 1
- Electronic Component
- BM0265698034
- Operating Temperature
- 55℃~+125℃
- @Frequency
- 120Ω@100MHz
- Resistor(DCR)
- 400mΩ
- Electronic Component
- Electronic Component
- Electronic Component
- 10000
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
Sunlord SZ1005K121CTF 片式磁珠产品概述
一、产品基本属性与封装规格
SZ1005K121CTF是顺络电子推出的超小型片式磁珠，采用行业标准0402封装（对应公制尺寸1005，具体参数：长1.0±0.2mm、宽0.5±0.2mm、厚度0.5±0.1mm），属于单通道磁珠（通道数1），可直接贴装于高密度PCB板，适配当前电子设备小型化、轻薄化的设计需求。
二、核心电气性能参数
该磁珠的核心性能围绕高频EMI抑制与宽温可靠性设计，关键参数如下：
- 阻抗特性：120Ω±25%@100MHz（磁珠核心功能参数，针对100MHz附近的电磁干扰有显著抑制效果）；
- 直流电阻（DCR）：400mΩ（同封装磁珠中属于低损耗水平，可减少电路直流功耗，避免发热影响性能）；
- 工作温度范围：-55℃~+125℃（覆盖工业级、汽车级严苛环境温度，极端温度下性能无明显漂移）；
- 额定电流：符合顺络0402磁珠常规规格（约500mA），满足一般电子电路负载需求。
三、设计特点与材料优势
- 高性能材料：采用顺络自主研发的镍锌铁氧体材料，相比锰锌材料更适配高频应用，100MHz附近阻抗特性稳定，长期使用无性能衰减；
- 小封装适配：0402封装体积小，可集成于紧凑电路布局，支持手机、汽车电子等小型化设备；
- 宽温可靠性：通过严格温度循环测试（-55℃低温无开裂、+125℃高温阻抗无漂移），符合工业级/汽车级可靠性要求；
- 低损耗设计：400mΩ的低DCR可降低直流压降，提升电路效率，尤其适合对功耗敏感的消费电子、通信设备。
四、典型应用场景
该磁珠因高频阻抗特性与宽温优势，广泛应用于以下领域：
- 消费电子：智能手机Wi-Fi/蓝牙模块EMI滤波、音频电路噪声抑制，提升通信与音质稳定性；
- 工业控制：PLC数字接口、传感器模拟线路的电磁干扰过滤，保证工业环境下数据传输准确；
- 汽车电子：车载导航、车身传感器（温度/压力传感器）的EMC防护，满足车规级温宽要求；
- 通信设备：路由器、交换机高频信号链路的杂散信号抑制，优化信号质量。
五、应用注意事项
- 频率匹配：磁珠阻抗为100MHz测试值，若目标干扰频率偏离该范围，需参考顺络提供的频率-阻抗曲线选择合适型号；
- 电流压降：结合电路最大工作电流计算压降（如500mA电流下，压降约0.2V），避免影响供电稳定性；
- 焊接规范：遵循0402封装SMT工艺，回流焊峰值温度≤245℃、焊接时间≤30秒，避免高温损坏材料；
- 存储要求：开封前置于常温干燥环境（25℃±5℃、湿度60%±10%），开封后尽快使用，未使用磁珠需密封保存防受潮。
SZ1005K121CTF凭借高性价比、宽温可靠性与小封装优势，成为电子设备EMI抑制的常用元件，可满足多领域的电磁兼容（EMC）设计需求。
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