WMSIC Electronic Components

Mini-Circuits PMA3-63GLN+

ModelPMA3-63GLN+
PackageQFN-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 PMA3-63GLN+
Type
MINI-CIRCUITS
Unit
Electronic Component
Minimum package
1000

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MINI-CIRCUITS
Electronic Component
PMA3-63GLN+
Electronic Component
29.7dB
Electronic Component
1
Package
QFN-12-EP(3x3)
Electronic Component
RFLow Noise Amplifier
Electronic Component
0.046g
Electronic Component
1
Features
Integrated
Electronic Component
BM0265000502
Noise Figure
0.6dB
Operating Temperature
40℃~+85℃
Operating Current
80mA
Electronic Component
1000

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

PMA3-63GLN+ 产品概述

一、主要技术参数

  • 器件类型:射频放大器(MMIC),宽带低噪声放大器
  • 品牌:Mini-Circuits
  • 工作电流:80 mA
  • 增益(典型):29.7 dB
  • 噪声系数(典型):0.6 dB
  • 工作温度范围:-40 ℃ ~ +85 ℃
  • 功能特性:输入匹配集成(简化前端匹配设计)
  • 封装:未知(实际封装形态与引脚定义请以厂方数据手册为准)

以上参数为器件关键的性能指标,对接收前端、低噪声放大器(LNA)设计具有重要参考价值。有关频率覆盖范围、最大输出功率、输入/输出驻波比(S11/S22)、稳定性因子、击穿电压等详细数据,请参考Mini‑Circuits的正式数据手册。

二、性能特点

  1. 超低噪声:0.6 dB 的噪声系数使该器件在弱信号接收链路中能够显著改善系统灵敏度,适合无噪放大要求高的接收前端。
  2. 高增益:约 29.7 dB 的增益可在前端提供充足的信号放大,降低后级放大器或滤波器所需增益负担,从而优化链路级性能。
  3. 宽带特性:作为“WIDEBAND” MMIC,适用于宽频带的接收/测量应用,能够在较宽的频率范围内保持稳定增益和低噪声(具体带宽请参见数据手册)。
  4. 输入匹配集成:内置输入匹配网络减少了外部匹配元件的数量与复杂度,加快原型验证并降低PCB空间需求。
  5. 工业级温度范围:-40 ℃ 到 +85 ℃ 的工作温度适用于绝大多数工业及通信环境。

三、典型应用场景

  • 无线通信接收机的前端放大器(基站、基站远端单元、无线接入点等)
  • 卫星通信及地面站接收链路的低噪声放大器
  • 雷达接收单元、探测器预放大器
  • 测试测量设备的宽带前置放大(频谱分析仪、信号发生器的接收测量路径)
  • 无线电天线前端与射频信号链的增益级
  • 高灵敏度传感和遥测系统

四、安装与热管理建议

  • 查阅并严格按照Mini‑Circuits数据手册的引脚定义和封装尺寸进行PCB布局。
  • 由于封装未知,在设计PCB时应提供充足的散热路径:将器件下方和周围铺铜,并配合多孔过孔(thermal vias)引导热量到背面地平面。
  • 使用低阻抗的电源去耦(近Vcc引脚放置多个不同频率的旁路电容)以抑制高频振荡。
  • 虽然输入匹配集成,但仍建议在输入/输出端采用适当的DC隔离(DC阻断电容)和保护元件(浪涌或静电保护),并在必要处加入缓冲或隔离衰减器以防止前级过驱。

五、使用注意事项与测试建议

  • 开发与验证时务必参照官方推荐的偏置电压与引线连接;错误偏置会导致增益下降、噪声上升或器件损坏。
  • 噪声系数测量需在受控的阻抗匹配条件下进行,使用校准的噪声源与噪声系数测试仪,并注意源匹配对NF的影响。
  • 增益与S参数可用VNA测量,测试时注意使用良好端接、短引线及合适的校准平面。
  • 在进行大信号测试(例如输出压缩点或互调)时,逐步增加输入功率并监测输出线性度,避免进入压缩区或造成不可逆损伤。
  • 防静电(ESD)和浪涌保护:MMIC对静电敏感,装配与测试时采取ESD防护措施。

六、采购与替代建议

  • 购买时优先通过Mini‑Circuits授权分销商或官网确认型号与规格,获取最新数据手册及推荐的应用电路。
  • 如需封装信息、频率带宽或完整S参数文件(s2p等),请向厂方索取或在其官网/技术支持页面下载。
  • 若寻找替代件,可考虑同类厂商(如Qorvo、Analog Devices、Broadcom等)提供的低噪声宽带MMIC,选择时以噪声系数、增益、带宽、供电与封装兼容性为主要比较项。

七、总结

PMA3-63GLN+ 为一款面向宽带接收前端的低噪声MMIC,凭借约29.7 dB 的高增益与约0.6 dB 的低噪声系数,适合用作高灵敏度接收链路的前端放大器。设计与使用时应结合厂方数据手册进行偏置、热管理与封装匹配的细化设计,以发挥器件在实际系统中的最佳性能。若需进一步技术信息(频率响应、S参数、封装图纸),建议直接查询Mini‑Circuits官方资料或联系技术支持。

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