WMSIC Electronic Components

Mini-Circuits PMA3-14LN+

ModelPMA3-14LN+
PackageVQFN-12-EP(3x3)
BrandMini-Circuits
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
Mini-Circuits PMA3-14LN+
Type
MINI-CIRCUITS
Minimum package
3000 个

Technical parameters

IP3
31.8dBm
P1dB
22.9dBm
Electronic Component
Electronic Component
Electronic Component
MINI-CIRCUITS
Electronic Component
PMA3-14LN+
Electronic Component
22.6dB
Electronic Component
1
Package
VQFN-12-EP(3x3)
Electronic Component
RFPower Amplifier
Electronic Component
0.26g
Frequency
50MHz~10GHz
Electronic Component
1
Features
Linear
Electronic Component
BM0092080994
Noise Figure
1.8dB
Operating Temperature
40℃~+85℃

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

PMA3-14LN+ 射频放大器产品概述

一、产品定位与核心价值

PMA3-14LN+是Mini-Circuits推出的宽带低噪声线性射频放大器,专为50MHz~10GHz宽频带信号放大设计,兼具低噪声、中增益、良好线性度与超小型封装优势,可满足工业级环境下的稳定运行需求,是无线通信、测试测量、雷达等领域的高性价比选型。

二、核心性能参数详解

该放大器的关键参数围绕“宽频带、低噪声、线性可靠”设计,具体如下:

  • 频率范围:50MHz10GHz,覆盖L(12GHz)、S(24GHz)、C(48GHz)及部分X(8~10GHz)波段,适配多频段系统的信号放大需求;
  • 增益:典型值22.6dB,增益平坦度优异(宽频带内波动小),无需额外均衡即可实现稳定信号放大;
  • 噪声系数:1.8dB(典型值),在全频段内保持低噪声特性,对微弱输入信号的保真度高,适合接收机前端放大;
  • 输出功率:P1dB(1dB压缩点输出)为22.9dBm,对应线性输出功率约20mW,满足中等功率需求场景;
  • 线性度:IP3(三阶交调截点)为31.8dBm,线性度优异,可有效抑制多载波信号的互调失真,适配5G/4G等多载波系统;
  • 阻抗匹配:输入/输出回波损耗均为20dB,50Ω阻抗匹配良好,信号反射损耗小,传输效率高;
  • 功耗:工作电压6V,工作电流90mA,总功耗仅0.54W,低功耗设计适合便携式设备或电池供电场景;
  • 环境适应性:工作温度范围-40℃~+85℃,符合工业级温度标准,可在极端环境下稳定运行。

三、封装与可靠性设计

PMA3-14LN+采用VQFN-12-EP(3×3mm) 超小型封装:

  • 封装尺寸仅3×3mm,显著节省PCB空间,适配高密度集成设计;
  • 暴露焊盘(EP)设计:增强散热性能,降低结温,提升长期可靠性;
  • 工艺成熟:Mini-Circuits的标准封装工艺保证一致性与抗ESD能力,适合批量生产与工业应用。

四、典型应用场景

该放大器可广泛应用于以下领域:

  1. 无线通信:5G/4G小基站、宏基站的射频前端放大,MIMO系统的收发链路信号放大;
  2. 测试测量:信号发生器的功率扩展(提升输出功率)、频谱分析仪的前置放大(增强微弱信号检测)、矢量网络分析仪的辅助放大;
  3. 雷达与电子战:雷达接收机的低噪声前端放大、电子战系统的信号处理链路放大;
  4. 卫星通信:卫星终端的上行/下行链路放大,适配低功耗、宽频带的卫星通信需求。

五、应用注意事项

为保证性能稳定,应用时需注意:

  1. 阻抗匹配:输入输出需保持50Ω阻抗,PCB布线采用微带线/带状线设计,避免反射;
  2. 电源滤波:6V直流电源加10μF+0.1μF滤波电容,抑制纹波干扰;
  3. 散热设计:EP焊盘需良好接地(焊料填充充分),高温环境可配合小型散热片;
  4. 信号驱动:输入功率需低于P1dB输入(约0.3dBm),避免过驱动失真;
  5. ESD防护:生产/测试需佩戴静电手环,使用静电防护工具。

PMA3-14LN+凭借宽频带、低噪声、小封装等优势,成为多领域射频放大的实用选型,可有效提升系统信号质量与可靠性。

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