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muRata BLM21PG221SN1D
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- mu Rata BLM21PG221SN1D
- Type
- MURATA
- Unit
- Electronic Component
- Minimum package
- 4000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- MURATA
- Electronic Component
- BLM21PG221SN1D
- Electronic Component
- 1
- Package
- 0805
- Electronic Component
- Ferrite Bead
- Electronic Component
- ±25%
- Electronic Component
- 0.03g
- Electronic Component
- 1
- Channel Count
- 1
- Electronic Component
- BM0093065246
- Operating Temperature
- 55℃~+125℃
- Current
- 2A
- @Frequency
- 220Ω@100MHz
- Resistor(DCR)
- 45mΩ
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
BLM21PG221SN1D 产品概述
1. 产品简介
BLM21PG221SN1D 是由日本著名电子元件制造商 muRata（村田制作所）推出的一款高性能磁珠（EMI抑制滤波器）。它主要用于电源线中，能够有效抑制高频噪声，保护敏感的电子电路和设备，提高系统的稳定性与可靠性。
2. 主要参数
- 阻抗 @ 频率：该磁珠在 100MHz 的频率下具备 220Ω 的阻抗性能，能够有效过滤高频噪声，降低对系统其他部分的干扰。
- 额定电流（最大）：理论上，BLM21PG221SN1D 的最大额定电流为 2A，这使其适用于多种电源设计。
- 直流电阻（DCR）：其最大直流电阻为 45mΩ，这意味着它在实际应用中会造成极小的功耗，因此能有效降低发热和提高能效。
- 工作温度范围：该元件可在 -55°C 至 125°C 的广泛温度范围内工作，保证了在不同环境条件下的可靠性和稳定性。
3. 技术规格
- 封装类型：BLM21PG221SN1D 的封装尺寸为 0805（2012 公制），适合于表面贴装技术（SMT），便于自动化生产和提高空间利用率。
- 尺寸：该元件的物理尺寸为 2.00mm x 1.25mm，最大高度为 1.05mm，符合现代小型化电子设备的需求。
- 线路数：此磁珠支持单条线路，适用于各类电源线的噪声抑制。
4. 应用领域
BLM21PG221SN1D 广泛应用于多种电子产品中，尤其是在需要高频噪声抑制的场景。常见应用包括但不限于：
- 蓝牙和Wi-Fi 设备：在无线通信设备中，音频和数据传输的稳定性对整体性能至关重要，此款磁珠负责减弱外部的高频干扰。
- 数码相机及影像设备：这些设备通常需要处理大量数据，BLM21PG221SN1D 的使用可以提高数据传输的可靠性，避免数据丢失。
- 消费电子产品：智能手机、平板电脑和穿戴设备等对音频和信号质量要求很高的产品都能从中受益。
- 工业设备：在一些工业自动化设备中，该磁珠可以保护关键电子元件免受电干扰，从而提高设备的整体性能和生命周期。
5. 性能优势
通过使用 BLM21PG221SN1D，设计工程师可以实现出色的电磁兼容性（EMC），确保电路在各种工作环境下的稳定性。其较低的直流电阻意味着能耗小，同时在高频环境下，能够有效过滤出不必要的噪声，确保信号的干净传输，整体提升设备使用体验。
6. 结论
总体来看，BLM21PG221SN1D 不仅具备优越的电性能，且在温度稳定性、封装设计以及行业适用性方面也表现杰出。无论是在高科技消费品，还是在工业应用中，它都展现出了很强的竞争力，是一款值得信赖的电源线滤波器。这款来自 muRata 的磁珠，不仅是减少电磁干扰的有效解决方案，更是提升产品性能的理想选择。
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