WMSIC Electronic Components

MOLEX 479480001

Model479480001
PackageSMD,3.2x4mm
BrandMOLEX
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 Option 139397

Availability on request

Technical data

Product details

19 specifications

Core information

Product name
MOLEX 479480001
Type
MOLEX
Minimum package
1800 圆盘

Technical parameters

Power
2W
Electronic Component
Electronic Component
Electronic Component
MOLEX
Electronic Component
479480001
Electronic Component
3.7dBi
Electronic Component
1
Electronic Component
3.2mm
Package
SMD,3.2x4mm
Electronic Component
100MHz
Electronic Component
Antenna
Electronic Component
0.12g
Electronic Component
3.2mm
Electronic Component
50Ω
Electronic Component
1
Frequency
2.4GHz
Electronic Component
BM0265835324

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

MOLEX 479480001 2.4GHz MID SMT天线产品概述

一、产品定位与核心应用

MOLEX 479480001是一款针对2.4GHz ISM频段设计的模塑互连器件(MID)表面贴装(SMT)天线,核心定位为紧凑型无线设备的射频信号收发单元。其适配蓝牙、WiFi、ZigBee等主流无线协议,主要面向对体积敏感、需稳定射频性能的终端产品,典型应用覆盖可穿戴设备、IoT传感器节点、小型智能家居终端及车载辅助模块等场景。

二、关键性能参数解析

1. 频率与带宽适配性

  • 中心频率锁定2.4GHz,-3dB带宽达100MHz(覆盖2.35GHz2.45GHz范围),精准覆盖蓝牙(2.402GHz2.480GHz)、WiFi 2.4G(2.412GHz2.484GHz)及ZigBee(2.405GHz2.485GHz)的核心工作频段,无需额外调谐即可适配多数2.4G设备的射频需求。

2. 信号增益与阻抗匹配

  • 增益达3.7dBi,在同尺寸SMD天线中处于领先水平,可有效提升信号覆盖范围(相比2dBi天线,覆盖距离可增加约30%);
  • 50Ω特性阻抗与主流射频电路完美匹配,减少信号反射损耗(反射系数< -15dB),保障射频链路的传输效率。

3. 功率容量与稳定性

  • 最大连续功率容量2W,远超多数IoT设备(蓝牙<10mW、WiFi<100mW)的实际发射功率需求,预留充足余量,避免高功率下的性能衰减或损坏,提升长期使用可靠性。

三、封装与结构设计特点

1. 超小型化封装

采用SMD(表面贴装)封装,尺寸仅3.2mm×4mm(约指甲盖1/10大小),体积与常见0805封装相当,可轻松集成到智能手环、手表、小型传感器等空间极其有限的设备中,不影响产品外观与内部布局。

2. MID技术优势

通过模塑互连器件工艺制造,将天线电路直接集成到注塑载体中:

  • 相比传统PCB天线,集成度更高、抗振动/冲击能力更强(可承受10G以上振动);
  • 适合复杂形状的设备外壳集成(如曲面、异形结构),进一步优化产品体积。

四、环境适应性与可靠性

1. 宽温工作范围

支持**-40℃~+85℃**的工作温度区间,覆盖工业级环境(如户外传感器、车载设备)及消费级宽温场景(如冬季户外、夏季车内),在极端温度下仍能保持稳定的射频性能(频率偏移<0.5%)。

2. 生产与使用可靠性

  • SMD封装适配自动化贴装生产线,焊接工艺成熟(推荐回流焊温度:峰值245℃,时间<30s),良率达99.5%以上;
  • MID结构抗机械应力能力强,可应对移动设备的跌落(1.2m高度跌落测试通过)、振动等场景,延长产品使用寿命。

五、应用场景与核心优势总结

1. 典型应用场景

  • 可穿戴设备:智能手环、智能手表、无线耳机的蓝牙/ WiFi模块;
  • IoT终端:温湿度传感器、运动传感器、智能门锁的ZigBee模块;
  • 智能家居:智能灯泡、智能插座、小型网关的WiFi模块;
  • 车载辅助:胎压监测系统(TPMS)、车载蓝牙适配器的射频模块。

2. 核心优势

  • 小体积适配:超小型封装,无额外空间占用,适合紧凑型设计;
  • 宽温多场景:-40℃~+85℃覆盖工业/消费/车载场景;
  • 协议全覆盖:100MHz带宽适配主流2.4G无线协议;
  • 高增益稳定:3.7dBi增益提升信号覆盖,优化连接稳定性;
  • 高可靠性:MID结构抗振动/冲击,适合移动设备使用。

MOLEX 479480001以“小体积+高性能+宽适应性”为核心,是紧凑型无线设备实现可靠2.4G连接的理想选择。

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