LEE-49+

Overview

The Mini-Circuits LEE-49+ is a surface-mount monolithic microwave integrated circuit (MMIC) gain block amplifier utilizing InGaP HBT technology. It operates from DC to 5 GHz, providing a typical gain of 7.8 dB and a noise figure of 5.5 dB. The device requires an operating supply current of 65 mA. Enclosed in a compact 3 x 3 mm MCLP package, it offers high dynamic range and repeatable performance across production lots.

Feature Summary

• Wideband amplification capability spanning from DC to 5 GHz
• High dynamic range for signal integrity
• Repeatable performance consistency across manufacturing lots
• Compact surface-mount packaging for space-constrained designs

Applications

• S-band upconverter assemblies
• Cellular PCS RF front-end stages
• General-purpose wideband RF amplification
• Test and measurement instrumentation

Procurement Notes

Verify the specific ordering suffix to ensure RoHS compliance and correct package variant. Confirm that the supplier provides official Mini-Circuits documentation matching the LEE-49+ part number. Check datasheet revisions for any updates to electrical characteristics or thermal specifications before finalizing procurement.

Selection Notes

Select this component when a wideband DC-to-5 GHz gain block with low noise figure is required. Consider the 65 mA supply current and 3x3 mm package dimensions for power and board space constraints. Ensure the application benefits from the specified 7.8 dB gain and high dynamic range characteristics.

Part Context

The LEE-49+ belongs to Mini-Circuits' family of surface-mount MMIC amplifiers. It utilizes InGaP HBT technology for reliable operation. This series is designed for integration into complex RF systems requiring stable, wideband amplification without external biasing complexity.

Replacement Considerations

Consult Mini-Circuits official substitution guides for compatible gain blocks. Verify pin compatibility and electrical parameter overlap before replacing with alternative models.

FAQ

What technology does the LEE-49+ utilize?

It utilizes InGaP HBT technology.

Is the LEE-49+ RoHS compliant?

Yes, the LEE-49+ designation indicates RoHS compliance.