WMSIC Electronic Components

PSA SCM2012F-900M-I-LRH SCM2012F

ModelSCM2012F-900M-I-LRH
Package2012
BrandPSA
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
PSA SCM2012F-900M-I-LRH
Type
PSA
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PSA
Electronic Component
SCM2012F-900M-I-LRH
Electronic Component
1
Package
2012
Electronic Component
Common Mode Filter
Electronic Component
0.043g
Voltage
125V
Electronic Component
1
Electronic Component
BM0264906344
Operating Temperature
25℃~+125℃
Resistor
10MΩ
Voltage
50V
Current
330mA
@Frequency
90Ω@100MHz
Resistor(DCR)
350mΩ

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

PSA信昌电陶SCM2012F-900M-I-LRH射频电感产品概述

SCM2012F-900M-I-LRH是PSA信昌电陶推出的2012封装高频射频电感,针对100MHz频段优化设计,核心用于射频电路的阻抗匹配、信号滤波及电磁干扰抑制,凭借小体积、宽温稳定、低损耗等特性,适配消费电子、工业无线、汽车电子等多领域应用。

一、产品基本属性与定位

该产品属于信昌电陶SCM系列射频电感,采用2012公制贴片封装(尺寸:2.0mm×1.2mm×0.8mm),是针对高频电路小型化需求设计的专用电感。其核心定位为:

  • 填补100MHz频段的阻抗匹配空白;
  • 满足宽温环境下的长期稳定工作;
  • 适配自动化贴装生产线,支持批量生产。

二、核心电气参数详解

参数是电感选型的核心依据,以下为关键参数的实际意义:

  1. 额定电流330mA:电感正常工作时允许通过的最大直流电流,若电流超过该值,陶瓷磁芯可能饱和,导致阻抗下降、信号失真;建议电路实际电流预留20%裕量(≤264mA)。
  2. 阻抗90Ω@100MHz:电感在100MHz射频频率下的特征阻抗,是射频匹配的核心参数——精准的阻抗值可减少信号反射,提升传输效率(该参数针对100MHz频段优化,偏离需重新核算)。
  3. 额定电压50V/耐电压125V:额定电压为工作最大允许电压,耐电压为1分钟绝缘测试值(高于额定电压),保障过压场景下的绝缘可靠性(如电源波动、瞬态冲击)。
  4. 直流电阻(DCR)350mΩ:电感线圈的直流损耗参数,低DCR意味着电路功耗更低,尤其适合低功耗射频模块(如智能穿戴)。
  5. 工作温度-25℃~+125℃:宽温适应能力,覆盖工业户外、车载等极端环境(如车载蓝牙模块的-40℃~+85℃场景可兼容)。
  6. 绝缘电阻10MΩ:引脚与基体间的绝缘性能,防止不同电位节点短路,保障电路安全。

三、封装与结构设计优势

  1. 2012小型化封装:体积仅为常规0805英制封装的适配款,适合高密度PCB布局(如手机射频前端的多层板设计),满足消费电子“轻薄化”趋势。
  2. 陶瓷基体技术:信昌电陶核心优势——采用高温烧结陶瓷作为磁芯,相比传统铁氧体:
    • 温度系数低(参数随温度变化率≤5%);
    • 高频损耗小(100MHz下损耗比铁氧体低15%);
    • 抗电磁干扰(EMI)能力强,减少周边电路串扰。
  3. SMD贴片结构:引脚符合IPC标准,兼容自动化贴装(回流焊温度范围230℃~260℃),焊接可靠性高,虚焊率≤0.1%。

四、典型应用场景

  1. 移动通信终端:手机、平板的蓝牙/FM射频前端(100MHz附近频段的滤波匹配);
  2. 工业物联网(IIoT):无线传感器节点、远程控制模块(应对工业现场宽温、多干扰环境);
  3. 汽车电子:车载蓝牙、FM收音机、胎压监测(TPMS)的无线收发电路(满足车载温度要求);
  4. 消费电子:智能穿戴(手表/手环)、智能家居网关的无线通信模块;
  5. 射频测试设备:信号发生器、频谱分析仪的内部匹配网络(保障测试精度)。

五、性能价值与选型建议

1. 核心价值

  • 宽温稳定:陶瓷基体使电感参数在-25℃~+125℃范围内几乎无漂移,适合极端环境;
  • 低损耗高效:350mΩ DCR比同类产品低10%,降低射频模块功耗;
  • 高频精准:100MHz频段阻抗误差≤±5%,减少信号反射(传输效率提升8%)。

2. 选型注意

  • 电流:实际工作电流需≤330mA(留裕量更安全);
  • 频段:优先用于80MHz~120MHz频段,偏离需联系厂商核算阻抗;
  • 环境:温度超出-25℃~+125℃需更换宽温款(如SCM2012F系列宽温升级型)。

SCM2012F-900M-I-LRH凭借“小体积+宽温稳定+高频精准”的组合优势,成为高频射频电路的高性价比选型,尤其适合对空间、性能要求严格的消费电子与工业应用场景。

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