WMSIC Electronic Components

Sunlord PZ2012D300-3R0TF PZ2012D300

ModelPZ2012D300-3R0TF
Package0805
BrandSUNLORD
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Sunlord PZ2012D300-3R0TF
Type
0805
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SUNLORD
Electronic Component
PZ2012D300-3R0TF
Electronic Component
1
Package
0805
Electronic Component
Ferrite Bead
Electronic Component
±25%
Electronic Component
0.037g
Electronic Component
1
Channel Count
1
Electronic Component
BM0264913854
Operating Temperature
55℃~+125℃
Current
3A
@Frequency
30Ω@100MHz
Electronic Component
Electronic Component
Electronic Component
4000

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

Sunlord PZ2012D300-3R0TF 磁珠产品概述

PZ2012D300-3R0TF是顺络电子(Sunlord)推出的0805封装功率型EMI抑制磁珠,针对高频电磁干扰(EMI)抑制与大电流承载需求优化设计,具备宽温适应性、高可靠性等特点,广泛应用于汽车电子、工业控制、大功率消费电子等领域。

一、产品基本定位与核心属性

该磁珠属于单通道贴片式功率磁珠,区别于普通小电流磁珠(额定电流通常≤1A),核心定位是在满足功率电路大电流传输的同时,精准抑制100MHz频段的电磁干扰。产品采用顺络成熟的软磁材料配方与贴片封装工艺,兼顾小体积与高功率密度,适配高密度PCB设计需求。

二、关键电气性能参数解析

2.1 阻抗特性(核心EMI抑制指标)

  • 标称阻抗:30Ω±25%@100MHz
    100MHz是开关电源纹波、射频电路杂散干扰的典型频段,30Ω的阻抗值可有效衰减该频段的共模/差模干扰;±25%的误差范围符合工业级电子元件的通用精度要求,满足多数应用场景的干扰抑制需求。

2.2 电流承载能力

  • 额定电流:3A
    该参数是功率型磁珠的核心指标,3A额定电流可支撑12V/36W、24V/72W等功率电路的电流传输,避免大电流下磁饱和导致的阻抗骤降(普通磁珠大电流易饱和,抑制效果失效)。

2.3 工作温度范围

  • 范围:-55℃~+125℃
    覆盖工业级(-40℃+85℃)与汽车级(-40℃+125℃)环境温度,可满足车载电子、户外工业设备等恶劣温湿度场景的长期稳定工作。

2.4 补充关键参数

  • 直流电阻(Rdc):典型值25mΩ±20%(3A下损耗约0.225W,效率损失可忽略);
  • 额定电压:≤0.15V(由Rdc与额定电流决定,3A×0.05Ω=0.15V);
  • 测试条件:阻抗测试采用100MHz正弦信号,电流测试在25℃环境下进行。

三、典型应用场景

3.1 汽车电子领域

  • 车载DC-DC转换器(12V转5V/3A、24V转12V/2A);
  • LED车灯驱动模块(大电流照明电路的干扰抑制);
  • 车载信息娱乐系统电源滤波(避免射频干扰影响通信)。

3.2 工业控制领域

  • PLC(可编程逻辑控制器)电源模块;
  • 伺服驱动器、变频器的EMI滤波;
  • 户外工业传感器电源(宽温适应性满足-20℃~+60℃环境)。

3.3 消费电子领域

  • 65W以上大功率充电器(开关电源纹波抑制);
  • 笔记本电脑、游戏本的电源滤波;
  • LED显示屏驱动电源(大电流下的EMI控制)。

3.4 通信设备领域

  • 基站电源模块(100MHz频段杂散干扰抑制);
  • 路由器、交换机的电源滤波。

四、产品设计优势

4.1 高频阻抗精准稳定

采用顺络定制化软磁材料,在100MHz频段阻抗一致性好,无明显峰谷漂移,确保EMI抑制效果可预测。

4.2 大电流抗饱和设计

通过优化磁芯结构与材料配方,3A额定电流下无磁饱和现象,阻抗保持稳定,避免干扰抑制失效。

4.3 宽温可靠性

材料与封装工艺经过-55℃~+125℃温度循环测试(符合IEC 60068-2-14标准),高低温下参数无漂移,长期工作稳定性高。

4.4 小体积高密度

0805封装(2.0mm×1.2mm)体积小巧,适配手机、车载PCB等高密度设计场景,节省布局空间。

4.5 低损耗高效率

25mΩ左右的低直流电阻,3A电流下功率损耗仅0.225W,不影响电源系统整体效率。

五、封装与尺寸规格

  • 封装类型:0805贴片封装(公制对应2012尺寸);
  • 尺寸参数:
    长度:2.0±0.2mm,宽度:1.2±0.2mm,高度:0.8±0.2mm;
  • 端电极:锡铅(Sn/Pb)或无铅(Sn/Ag/Cu)合金,适配回流焊、波峰焊工艺(回流焊温度峰值≤260℃)。

六、选型与应用注意事项

  1. 工作电流需控制在3A以内,避免过流导致性能衰减;
  2. 目标干扰频段若为100MHz左右,该磁珠为最优选择(若干扰频段偏离,需结合阻抗曲线选型);
  3. 焊接工艺需符合贴片元件规范,避免高温损伤磁芯;
  4. 存储环境:常温(25℃±5℃)、湿度≤60%,避免长期暴露于高湿环境。

该产品凭借大电流、宽温、高频阻抗精准等优势,成为顺络功率磁珠系列中的经典型号,广泛应用于对EMI抑制与可靠性要求较高的场景,是电子系统电源滤波的理想选择。

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