MAR-6+ DC-2GHz SMD Mini-Circuits MMIC RF Amplifier

The Mini-Circuits MAR-6+ is a wideband MMIC / monolithic RF amplifier intended for applications requiring a compact, stable gain stage that is easy to integrate into printed circuit boards.

With an operating range of 0Hz to 2GHz, listed gain of 20.2dB, 2.3dB noise figure, 3.7dBm P1dB compression point and typical 3.5V / 16mA operation, this component is suitable for small-signal RF circuits, preamplifiers, receiver systems, instrumentation, communication modules and RF projects.

The MAR-6+ belongs to the Mini-Circuits MAR series and is classified as a Gain Block Amplifier, allowing RF gain stages to be built in systems up to 2GHz. The InGaP technology and SMD construction make the component suitable for compact circuit integration.

This component requires correct biasing, DC blocking capacitors, a suitable supply circuit and proper RF PCB layout practices. The layout should respect the pinout, ground plane, short RF paths and correct decoupling to ensure stability and good radio frequency performance.

Main features

MMIC / monolithic RF amplifier
Manufacturer / brand: Mini-Circuits
Model / part number: MAR-6+
Series: MAR
Type: Gain Block Amplifier
Category: RF Amplifier
Listed RF application: Cellular / PCN
Number of channels: 1 channel
Operating frequency: 0Hz to 2GHz
Test frequency: 500MHz
Listed gain: 20.2dB
Noise figure NF: 2.3dB
P1dB / compression point: 3.7dBm
OIP3 / third-order intercept: 18.1dBm
Supply voltage: 3.5V
Supply current: 16mA
Technology: InGaP
Power dissipation: 200mW
Listed input return loss: 30dB
Mounting: SMD / SMT
Package: 4-SMD with flat leads
Minimum operating temperature: -40°C
Maximum operating temperature: +85°C
Product status: active
Main application: small-signal RF amplification
Suitable for compact RF circuits, preamplifiers and instrumentation

Recommended applications

RF preamplifiers
Small-signal RF circuits
Radio reception
Communication equipment
RF instrumentation
Cellular / PCN systems
Radio frequency modules
Test and measurement equipment
Amateur radio projects
Converters, receivers and RF modules
Signal amplification up to 2GHz
Electronic projects requiring a compact RF gain block

Important note

Before use, always confirm the operating frequency, required gain, supply voltage, bias current, impedance, input power, thermal dissipation, pinout, PCB layout and compatibility with the original circuit.

The MAR-6+ is an SMD RF component and should be used with proper high-frequency layout practices, including suitable ground plane, short traces, DC blocking capacitors, supply decoupling and the bias circuit recommended by the manufacturer.

It should not be connected directly without a proper bias circuit. Incorrect wiring may damage the component or cause instability, oscillation and poor RF performance. For replacement use, always confirm that the original part is MAR-6+ and that the package/footprint matches the existing PCB.