MA4E20541-1279T

RF Diode Overview

The MA4E20541-1279T is a single-element, low barrier N-type silicon Schottky diode manufactured by MACOM Technology Solutions. It is housed in an SC-79 surface mount plastic package and designed for high-volume detector and mixer applications. Key electrical specifications include a minimum breakdown voltage of 3.0 V at 10 µA reverse current, maximum reverse leakage currents of 100 nA at 1 V and 500 nA at 3 V, and a maximum total capacitance of 0.3 pF at 0 V bias. The device supports an operating temperature range from -65°C to +125°C.

RF Diode Feature Summary

• Low reverse leakage current characteristics suitable for sensitive detection circuits
• Optimized for high-performance mixer and detector applications with low noise figure
• Single element configuration providing flexibility for single-ended circuit designs

RF Diode Applications

• VSAT and DBS mixers
• RF tag applications for identification and toll collection
• High volume low cost detector circuits

RF Diode Procurement Notes

Verify the specific ordering suffix against official documentation to confirm the exact package style and reel configuration. Ensure that the component meets all applicable environmental compliance standards required for the target assembly process before finalizing procurement orders.

RF Diode Selection Notes

Select this component when a single-ended Schottky diode is required for X-band or similar frequency mixer and detector circuits. Consider the SC-79 package dimensions and parasitic values if board space is constrained. Evaluate the low barrier voltage requirements against the system's signal levels to ensure adequate sensitivity.

RF Diode Part Context

This part belongs to the MA4E2054 series of surface mount low barrier Schottky diodes. The series includes various configurations such as single elements, series pairs, and unconnected pairs across multiple package styles including SOT-23, SOT-323, and SOD-323. The MA4E20541-1279T specifically denotes the single element variant in the SC-79 package.

RF Diode Replacement Considerations

Consult the manufacturer's datasheet for direct equivalents within the same series. Verify pinout compatibility and electrical parameters before substituting with other single-element Schottky diodes from different manufacturers.