PMA2-33LN+

RF Amplifiers Overview

The PMA2-33LN+ is an E-PHEMT based ultra-low noise MMIC amplifier operating from 400 MHz to 3 GHz. It provides a typical gain of 9.1 dB with a noise figure of 0.78 dB. The device requires a single +3V supply and draws 56 mA. Key performance metrics include a P1dB compression point of 17.3 dBm and an OIP3 of 38.6 dBm. Input return loss is specified at 20 dB, with isolation of 34.2 dB. Power dissipation is 550 mW. It operates within a temperature range of -40°C to +85°C.

RF Amplifiers Feature Summary

• E-PHEMT technology for ultra-low noise performance
• High linearity with elevated IP3 characteristics
• Single +3V supply operation
• Compact low-profile SMT package

RF Amplifiers Applications

• GPS receiver front ends
• GSM base station receivers
• Radar system signal processing
• LTE infrastructure components

RF Amplifiers Procurement Notes

Verify the specific suffix designation when ordering, as the standard part number includes a plus sign indicating RoHS compliance. Confirm that the required quantity aligns with the manufacturer's minimum order requirements for cut tape or reel packaging options. Ensure the application environment remains within the specified thermal limits to maintain guaranteed performance specifications.

RF Amplifiers Selection Notes

Select this component for applications requiring high linearity alongside low noise figures in the UHF to microwave spectrum. The medium power output capability suits direct conversion architectures. Evaluate the trade-off between the 9.1 dB gain and the 0.78 dB noise figure against system sensitivity requirements. Consider the compact footprint for dense PCB layouts where space constraints are critical.

RF Amplifiers Part Context

This model belongs to the PMA2 series of monolithic microwave integrated circuits manufactured by Mini-Circuits. The series utilizes E-PHEMT technology to achieve superior noise and linearity metrics compared to earlier generations. Variants such as the die-only versions offer flexibility for custom integration while maintaining identical electrical characteristics.

RF Amplifiers Replacement Considerations

Direct substitutes include other Mini-Circuits models within the PMA2 family designed for similar frequency ranges. Verify pin compatibility and supply voltage requirements before swapping. Cross-reference datasheets to ensure equivalent noise figure and IP3 values meet system specifications.