GALI-52+

Overview

The Mini-Circuits GALI-52+ is a wideband monolithic amplifier operating from DC to 2 GHz. It offers high dynamic range with repeatable lot-to-lot performance. Key electrical parameters include a typical gain of 17.8 dB, a noise figure of 2.7 dB, and an output IP3 of 32 dBm. The device delivers 15.5 dBm output power at 1 dB compression. It requires a supply voltage of 4.4 V and draws 50 mA of DC current. Input and output VSWR are typically 1.35:1 and 1.4:1, respectively.

Feature Summary

• Wideband operation covering DC to 2 GHz
• High dynamic range for signal integrity
• Repeatable performance across production lots

Applications

• Cellular infrastructure systems
• PCS (Personal Communications Service) applications
• General RF amplification in broadband circuits

Procurement Notes

Verify the specific suffix or revision code against the manufacturer's latest datasheet to ensure RoHS compliance and exact pinout compatibility. Confirm that the SOT-89 package matches your PCB footprint requirements. Cross-reference the part number with authorized distributors to avoid counterfeit components. Ensure thermal management aligns with the specified DC current and power dissipation limits during integration.

Selection Notes

Select this component when a wideband solution from DC to 2 GHz is required with moderate gain and low noise. The SOT-89 package suits space-constrained designs. Evaluate the 15.5 dBm P1dB limit against system linearity needs. Consider the 50 mA supply current for power budget calculations. Verify impedance matching networks for optimal VSWR performance at target frequencies within the bandwidth.

Part Context

Mini-Circuits manufactures RF, IF, and microwave components from DC to 86 GHz. The GALI series represents their monolithic amplifier lineup designed for reliable performance in commercial and industrial sectors. This model specifically targets broadband applications requiring consistent gain and noise characteristics without complex external tuning.

Replacement Considerations

Check Mini-Circuits documentation for direct replacements like GALI-52. Ensure substitute parts match the DC-2 GHz frequency range and SOT-89 package. Verify equivalent gain, noise figure, and power handling specifications before substitution.