PHA-83W+

RF Amplifiers Overview

The PHA-83W+ is a medium power linear MMIC amplifier manufactured by Mini-Circuits. It operates within a frequency range of 50 MHz to 8 GHz and utilizes pHEMT technology. The device provides a typical gain of 14.2 dB with a P1dB compression point of 17.5 dBm and an OIP3 of 30.6 dBm. It requires a supply voltage of 9 V and draws 105 mA. Key electrical parameters include a noise figure of 4.9 dB, input return loss of 2.2 dB, and power dissipation of 1.58 W. The component functions in a single-channel configuration across a temperature range of -40°C to +85°C.

RF Amplifiers Feature Summary

• Utilizes pHEMT technology for high linearity and medium power output capabilities
• Provides wideband amplification from 50 MHz to 8 GHz
• Features SMT mounting in a compact SOT-89 style package

RF Amplifiers Applications

• LTE systems
• Radar applications
• SATCOM links
• WiFi networks
• WLAN infrastructure

RF Amplifiers Procurement Notes

Verify the specific datasheet version and electrical test conditions when sourcing this component. Confirm that the operating environment remains within the specified -40°C to +85°C range to ensure reliability. Check compatibility with the required 9 V supply and 105 mA current draw during system design. Ensure proper thermal management is implemented given the 1.58 W power dissipation rating. Validate that the SOT-89 style package aligns with the target PCB layout constraints.

RF Amplifiers Selection Notes

Select the PHA-83W+ when a wideband solution covering up to 8 GHz is required alongside moderate output power levels. This component is suitable for designs prioritizing linearity metrics such as OIP3 over ultra-low noise performance. Consider the 9 V supply requirement compared to lower voltage alternatives if power efficiency is a primary constraint. Evaluate the physical dimensions of the SOT-89 style package against available board space.

RF Amplifiers Part Context

This part belongs to the PHA series of RF amplifiers from Mini-Circuits, which are designed for general-purpose microwave applications. It serves as a foundational gain block for systems requiring broad frequency coverage without complex biasing networks. The device integrates the amplifier circuit into a surface-mount package for ease of assembly in modern electronic manufacturing processes.

RF Amplifiers Replacement Considerations

Public confirmed substitute part numbers are not provided in the available documentation.