WMSIC Electronic Components

Chilisin PBY201209T-121Y-N PBY201209T

ModelPBY201209T-121Y-N
Package0805
Brandchilisin
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
chilisin PBY201209T-121Y-N
Type
CHILISIN
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
CHILISIN
Electronic Component
PBY201209T-121Y-N
Electronic Component
1
Package
0805
Electronic Component
Ferrite Bead
Electronic Component
±25%
Electronic Component
0.04g
Electronic Component
1
Channel Count
1
Electronic Component
BM0258688039
Operating Temperature
55℃~+125℃
Current
3A
@Frequency
120Ω@100MHz
Resistor(DCR)
40mΩ
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.

PBY201209T-121Y-N电源磁珠产品概述

一、产品定位与核心属性

PBY201209T-121Y-N是奇力新(Chilisin) 推出的0805封装贴片式电源磁珠,属于高频电磁干扰(EMI)抑制核心器件。其核心作用是过滤电源线路中的传导噪声,同时通过低直流电阻(DCR)减少功率损耗,兼顾电气性能与小尺寸设计,适配消费电子、工业控制等多领域的高密度PCB布局需求。

二、关键电气参数详解

该磁珠的参数精准匹配电源噪声抑制场景,核心指标及意义如下:

2.1 阻抗特性

阻抗为120Ω±25%@100MHz:
100MHz是开关电源(如DC-DC转换器、LDO)产生的典型高频噪声频段,120Ω的阻抗值可有效衰减此频段的干扰信号,帮助电路满足电磁兼容性(EMC)标准;±25%的误差范围符合工业级器件的常规精度要求,保证批量应用的一致性。

2.2 直流电阻(DCR)

直流电阻仅40mΩ:
低DCR是该产品的核心优势——在3A额定电流下,功率损耗仅为(I^2R = 3A^2×0.04Ω = 0.36W),大幅减少发热,避免因热损耗导致的电路效率下降或器件老化,尤其适合电池供电的便携式设备。

2.3 额定电流

额定电流为3A:
持续工作电流覆盖中小功率电源场景(如12V/3A、5V/3A模块),满足多数消费电子、工业设备的供电需求;短时间峰值电流可高于额定值(需结合降额设计),适配瞬态负载波动。

2.4 通道数

单通道设计:
结构简单可靠,无交叉干扰风险,适合单独的电源线路滤波,也可通过并联扩展电流(需注意阻抗匹配)。

三、封装与物理特性

PBY201209T-121Y-N采用0805英制贴片封装(对应公制2012),尺寸为(2.0mm×1.2mm×0.9mm)(长×宽×高),具备以下特点:

  • 小型化适配:体积紧凑,适配智能手机、智能穿戴等高密度PCB设计;
  • 生产兼容性:无引线表面贴装结构,支持自动化贴装与回流焊工艺(焊接峰值温度260℃/10s),提升制造效率;
  • 机械稳定性:封装牢固,抗振动、抗冲击性能满足工业级与消费电子的可靠性要求。

四、典型应用场景

该磁珠的参数特性使其覆盖多领域电源滤波需求,典型场景包括:

4.1 消费电子领域

  • 智能手机、平板的电源管理单元(PMU):过滤DC-DC转换器输出的高频噪声,提升音频、射频电路的抗干扰能力;
  • 笔记本电脑、智能手表的电池供电线路:低DCR减少电池损耗,延长续航时间。

4.2 工业控制领域

  • PLC、传感器模块的电源滤波:宽温设计(-55℃~+125℃)适应车间高低温环境,抑制工业现场电磁干扰;
  • 小型电机驱动电路的电源端:过滤电机运行产生的噪声,避免影响控制信号精度。

4.3 汽车电子(辅助)

  • 车载导航、行车记录仪的电源模块:宽温范围覆盖车载环境(-40℃~+85℃),低DCR满足小功率供电需求(需结合具体车规认证使用)。

五、可靠性与环境适应性

5.1 宽温工作范围

工作温度为**-55℃+125℃**,远超常规商业级器件(0℃+70℃),可适应高原、沙漠、严寒地区的极端环境。

5.2 环保与焊接兼容性

符合RoHS无铅环保标准,适配现代电子制造的无铅回流焊流程,避免有害物质残留。

5.3 长期稳定性

低DCR减少发热,结合磁珠材料的抗老化特性,确保长期工作(5年以上)的电气性能稳定,降低售后维护成本。

六、总结

PBY201209T-121Y-N作为奇力新的高性价比电源磁珠,以低DCR、3A额定电流、宽温范围为核心优势,精准匹配电源线路的EMI抑制与小功率供电需求,适合消费电子、工业控制等多领域的高密度PCB设计。其平衡的电气性能与可靠性,使其成为中小功率电源滤波的理想选择。

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