PMA2-43LN+

RF Amplifiers Overview

The Mini-Circuits PMA2-43LN+ is an SMT MMIC low noise amplifier operating from 1.1 GHz to 4 GHz. It features a gain of 12.9 dB, a noise figure of 1.08 dB, and an OIP3 of 32.2 dBm. The device requires a 5 V supply with a current draw of 51 mA. Key specifications include a P1dB of 17.1 dBm, input return loss of 11.9 dB, and power dissipation of 700 mW. It operates within a temperature range of -40°C to +85°C and utilizes a QFN-style MCLP-8 package.

RF Amplifiers Feature Summary

• Ultra-low noise performance utilizing E-PHEMT technology for high sensitivity applications
• High linearity characterized by elevated third-order intercept point (OIP3) values
• Compact surface-mount design suitable for automated assembly processes

RF Amplifiers Applications

• GPS receiver front-ends
• GSM base station modules
• Radar system components
• LTE wireless infrastructure

RF Amplifiers Procurement Notes

Verify the specific datasheet revision and testing conditions provided by Mini-Circuits prior to integration. Confirm that the MCLP-8 package thermal pad requirements align with your PCB layout guidelines. Ensure the 5V supply voltage stability meets the component's operational limits to maintain specified noise and linearity metrics during production.

RF Amplifiers Selection Notes

Select this component when ultra-low noise figures are critical alongside high linearity in the 1.1 to 4 GHz range. The medium power output and compact QFN package make it suitable for space-constrained designs requiring robust RF performance. Evaluate thermal management capabilities given the 700 mW power dissipation specification for reliable operation.

RF Amplifiers Part Context

This part belongs to the PMA2 series of monolithic microwave integrated circuits designed for general-purpose RF amplification. It represents a solution balancing low noise characteristics with linear power handling capabilities. The series targets modern wireless communication standards requiring precise signal integrity and minimal interference in dense frequency environments.

RF Amplifiers Replacement Considerations

The PMA2-43LN-D+ is a die-level variant offering similar electrical characteristics but requires different packaging integration. Verify pinout compatibility and thermal interface requirements when considering alternative packages within the same product family.