WMSIC Electronic Components

Mini-Circuits AVA-183A+

ModelAVA-183A+
PackageQFN-8-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

20 specifications

Core information

Product name
Mini-Circuits AVA-183A+
Type
MINI-CIRCUITS
Unit
Electronic Component
Minimum package
2000

Technical parameters

IP3
32.2dBm
P1dB
19.9dBm
Electronic Component
Electronic Component
Electronic Component
MINI-CIRCUITS
Electronic Component
AVA-183A+
Electronic Component
12.4dB
Electronic Component
1
Package
QFN-8-EP(3x3)
Electronic Component
RFAmplifier
Electronic Component
0.032g
Frequency
5GHz~18GHz
Electronic Component
1
Features
Electronic Component
Electronic Component
BM0265000516
Noise Figure
6dB
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.

AVA-183A+ 产品概述

一、产品简介

AVA-183A+ 是 Mini‑Circuits 推出的宽带射频放大器,工作频率覆盖 5 GHz 至 18 GHz,面向需要宽带增益和良好线性度的微波系统。器件为表面贴装(SMT)、符合 RoHS 要求,内部集成偏置控制电路,便于系统级电源管理与快速集成。

二、主要性能指标

  • 频率范围:5 GHz ~ 18 GHz
  • 增益:典型 12.4 dB
  • 噪声系数:典型 6 dB
  • 工作电压:5 V
  • 工作电流:典型 131 mA
  • 输出 1 dB 压缩点(P1dB):19.9 dBm
  • 三阶互调点(IP3):32.2 dBm
  • 输入回波损耗:17 dB(典型,50 Ω)
  • 输出回波损耗:18 dB(典型,50 Ω)
  • 工作温度范围:-40 ℃ ~ +85 ℃

这些指标表明 AVA-183A+ 在宽频带下可提供稳定的中等增益、可接受的噪声性能以及良好的线性度,适合接收前端或作为级间放大器使用。

三、偏置与电源要点

器件内部集成偏置控制电路,标准工作点为 5 V、约 131 mA。设计时建议:

  • 采用低噪声稳压电源并在电源与器件间放置适当去耦电容(例如高频陶瓷 + 旁路电容组合)以抑制电源纹波;
  • 在 PCB 布局上提供独立的电源回流路径与充分的去耦,避免将 RF 地与电源去耦混淆;
  • 在调试阶段监测静态电流,确认器件在允许范围内工作。

四、射频特性与匹配建议

AVA-183A+ 为 50 Ω 系统设计,输入/输出均有较好的回波损耗(分别约 17 dB 与 18 dB),通常可直接与其他 50 Ω 器件连接。实用建议:

  • 在输入/输出处使用 DC-block 电容(如需要隔离偏置)并保留 50 Ω 布线;
  • 对于对相位噪声或幅度稳定性有更高要求的系统,可在 PCB 上增加小段微带线调优匹配并测量矢量网络分析仪(VNA)结果进行微调;
  • 考虑器件的线性度(P1dB、IP3)来评估系统的动态范围与互调容限,必要时在系统中加入前置衰减或限幅保护。

五、环境与封装说明

AVA-183A+ 可在 -40 ℃ 至 +85 ℃ 工作,适应大多数商用及工业温度需求。器件为表面贴装封装(具体封装型号在订购信息或数据手册中确认),建议在 PCB 设计时预留适当的热通道与接地窗以利散热与接地。

六、典型应用场景

  • 宽带接收机前端放大
  • 中频/射频增益级、信号缓冲器
  • 测试与测量设备中的放大模块
  • 微波通信链路、雷达及电子对抗系统中需要宽频带增益与中等线性度的场合

七、选型与使用建议

选择 AVA-183A+ 时,请结合系统噪声预算、所需线性(IP3/P1dB)以及功率/热设计一并评估。器件偏置控制电路简化了供电设计,但仍需重视去耦、PCB 布局与 50 Ω 传输线的完整性。建议在设计前参考 Mini‑Circuits 的完整数据手册与评估板资料,进行仿真与样机验证,以确保在目标频段和工作条件下达到预期性能。

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