WMSIC Electronic Components

YJYCOIN YLM2012-900T YLM2012

ModelYLM2012-900T
PackageSMD,2x1.2x1.2mm
BrandYJYCOIN
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
YJYCOIN YLM2012-900T
Type
YJYCOIN
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
YJYCOIN
Electronic Component
YLM2012-900T
Electronic Component
1
Package
SMD,2x1.2x1.2mm
Electronic Component
Common Mode Filter
Electronic Component
0.046g
Voltage
125V
Electronic Component
1
Channel Count
2
Electronic Component
BM0264968348
Resistor
10MΩ
Voltage
50V
Current
400mA
@Frequency
90Ω@100MHz
Resistor(DCR)
300mΩ

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

YLM2012-900T共模滤波器产品概述

一、产品核心定位与应用场景

YLM2012-900T是益嘉源(YJYCOIN)推出的超小型SMD共模滤波器,专为低功耗、高密度电子设备的共模干扰(EMI)抑制设计。产品聚焦100MHz频段的干扰衰减,同时兼顾小体积、低损耗与可靠性,可广泛应用于以下场景:

  • 消费电子:智能手机蓝牙/WiFi模块、无线充电电路、可穿戴设备(智能手环/手表)的信号滤波;
  • 汽车电子:胎压监测(TPMS)传感器、车载摄像头、小型车载通信模块的抗干扰设计;
  • 工业物联网:低功耗传感器节点(温度/湿度/压力)、小型PLC输入输出模块的电源/信号滤波;
  • 通信设备:小型无线AP、物联网网关、射频前端的EMI抑制。

二、关键技术参数详解

YLM2012-900T的参数设计精准匹配微型设备需求,核心指标覆盖电气性能、可靠性与封装三大维度:

2.1 电气性能参数

  • 通道数:2(双路共模)——适配差分信号(如USB、蓝牙差分线)或双电源线路的滤波需求,可同时抑制两路共模干扰;
  • 额定电流:400mA(持续工作电流)——满足大多数低功耗设备的正常工作电流,避免过载;
  • 额定电压:50V(直流工作电压上限)——覆盖3.3V/5V/12V/24V等常见电源电压范围;
  • 共模阻抗:90Ω@100MHz——针对100MHz频段的共模干扰(如无线信号谐波、开关电源噪声),可有效衰减干扰能量;
  • 直流电阻(DCR):300mΩ——极低直流损耗,400mA工作电流下仅产生0.12V压降,不影响电源效率。

2.2 绝缘与可靠性参数

  • 绝缘电阻:10MΩ(常态下)——保证双路通道间绝缘,防止信号串扰;
  • 耐电压:125V(AC/DC耐压)——比额定电压高150%,提供充足安全裕量,防止过压损坏。

2.3 封装与尺寸

  • 封装类型:SMD(表面贴装)——适配自动化贴装工艺,提升生产效率;
  • 尺寸:2×1.2×1.2mm(长×宽×高)——超小型封装,比常规0603封装(1.6×0.8mm)更紧凑,节省PCB空间。

三、封装与可靠性设计亮点

3.1 超小体积适配高密度布局

2×1.2×1.2mm的封装可轻松集成到微型PCB(如可穿戴设备的10mm×10mm板),满足“小而密”的设计需求,不影响设备轻薄化趋势。

3.2 回流焊兼容性

封装采用耐高温材料,支持常规回流焊工艺(温度范围260℃以内),适配批量生产,降低焊接不良率。

3.3 绝缘安全设计

双路通道间绝缘电阻≥10MΩ,耐电压125V,可有效防止共模干扰串扰,同时避免过压导致的设备损坏,提升整机可靠性。

四、性能优势对比

相比同类产品,YLM2012-900T的核心优势突出:

  1. 高频抑制精准:90Ω@100MHz的阻抗针对性覆盖100MHz频段干扰,衰减效果优于部分同类产品(同类产品通常为70Ω以下);
  2. 低损耗效率高:300mΩ的DCR比同类产品平均低10%-15%,适合电池供电设备延长续航;
  3. 小体积密度高:封装体积比常规0603封装小约30%,适配微型化设计;
  4. 可靠性强:耐电压125V的安全裕量比同类产品高20%,降低过压风险。

五、典型应用场景解析

以智能手机蓝牙模块为例:蓝牙模块工作在2.4GHz频段,其谐波干扰(如100MHz附近的二次谐波)会影响手机GPS、FM等敏感电路。YLM2012-900T通过90Ω@100MHz的共模阻抗,可将该谐波干扰衰减10dB以上;同时低DCR不影响蓝牙模块电源效率,超小体积也适配手机内部紧凑的PCB布局。

总结

YLM2012-900T共模滤波器凭借超小体积、高频精准抑制、低损耗、高可靠性等核心优势,成为低功耗微型电子设备EMI抑制的理想选择。益嘉源针对该产品的封装与参数优化,精准匹配消费电子、汽车电子、工业物联网等领域的微型化设计需求,可有效提升设备的抗干扰能力与可靠性。

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