WMSIC Electronic Components

Mini-Circuits MAR-6SM+

ModelMAR-6SM+
PackageSMD-4P
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 MAR-6SM+
Type
MINI-CIRCUITS
Unit
Electronic Component
Minimum package
1000

Technical parameters

IP3
18.1dBm
P1dB
3.7dBm
Electronic Component
Electronic Component
Electronic Component
MINI-CIRCUITS
Electronic Component
MAR-6SM+
Electronic Component
17.6dB
Electronic Component
1
Package
SMD-4P
Electronic Component
RFAmplifier
Electronic Component
0.053g
Frequency
0Hz~2GHz
Electronic Component
1
Electronic Component
BM0265000514
Noise Figure
2.3dB
Operating Temperature
40℃~+85℃
Operating Voltage
3.5V

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

MAR-6SM+ 产品概述

一、概述

MAR-6SM+ 是 Mini-Circuits 系列的一款射频宽带放大器(表面贴装型,符合 RoHS)。该器件在直流到 2 GHz 频段内提供稳定的增益和较低的噪声系数,适合作为接收前端的低噪声放大器或通用射频增益块。封装为表面安装型(具体封装信息请参考厂商数据表),工作环境温度范围宽,便于嵌入各类无线与测量系统。

二、主要性能参数

  • 频率范围:0 Hz ~ 2 GHz
  • 增益:17.6 dB(典型)
  • 噪声系数:2.3 dB(典型)
  • 工作电压:3.5 V(典型)
  • 工作电流:16 mA(典型)
  • 输出 1 dB 压缩点(P1dB):3.7 dBm
  • 三阶交调点(IP3):18.1 dBm
  • 输入回波损耗:30 dB(典型)
  • 输出回波损耗:28.8 dB(典型)
  • 工作温度:-40 ℃ ~ +85 ℃

三、关键特性与优势

  • 宽带工作:直流到 2 GHz 的覆盖,支持多种通信频段与测试应用。
  • 高增益与低噪声:17.6 dB 增益配合 2.3 dB 噪声系数,能有效提升系统灵敏度,适合前端放大。
  • 良好线性:IP3 达 18.1 dBm,适用于需要抗互调干扰的系统设计。
  • 优良的回波损耗:输入 30 dB、输出 28.8 dB,减小反射、提升系统匹配性能。
  • 低功耗:3.5 V、16 mA 的典型工作点,便于电源管理与移动应用。

四、典型应用场景

  • 无线接收前端(基站、终端、无线测试仪器)
  • 宽带测量与测试系统的低噪声放大模块
  • 卫星地面设备、射频链路放大器和中继站接收部分
  • 业余无线电、频谱监测与干扰检测设备

五、设计与使用建议

  • 偏置与去耦:建议按照数据表提供的偏置网络供电并做好旁路去耦,保证稳定工作电压与低噪声电源。
  • 匹配与隔离:尽管器件本身回波损耗优良,仍建议在输入输出处使用适当的 DC 阻断电容、RF 旁路与滤波器以隔离低频或直流分量并抑制外来干扰。
  • 增益级联:在多级放大链路中,优先考虑将噪声系数低的放大器放在前端,利用 Friis 公式评估整链噪声。
  • 线性保护:当输入信号接近或超过器件 P1dB 时会产生压缩,遇高功率信号时应添加限幅或衰减保护电路。
  • 热管理与封装考虑:虽然功耗不高,但长期高温工作或密集布板时应考虑散热与可靠接地。

六、可靠性与合规

  • 工作温度范围宽(-40 ~ +85 ℃),适合工业级应用。
  • 符合 RoHS 要求,便于产品合规设计与量产。

七、总结

MAR-6SM+ 提供了在 0–2 GHz 范围内兼具高增益、低噪声与良好线性的实用解决方案,适用于多种接收与测试场景。设计时注意电源去耦、输入输出匹配与线性保护,可在保证性能的同时实现稳定可靠的系统集成。有关封装引脚、电气绝对最大值和典型幅频响应等详细参数,请参考 Mini-Circuits 官方数据手册以完成最终设计与验证。

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