HSMP-4810-TR1G

RF Diode Overview

The HSMP-4810-TR1G is a surface mount RF PIN diode from the HSMP-481x series, designed for low distortion attenuator applications. It features ultra-low parasitic inductance and is housed in an SOT-323 package with a dual cathode configuration. The device operates at microwave frequencies ranging from 500 MHz to 3 GHz. Key electrical specifications include a minimum breakdown voltage of 100 V, a maximum total capacitance of 0.35 pF at 50 V reverse bias, and a typical series resistance of 3 Ω at 100 mA forward current.

RF Diode Feature Summary

• Optimized for low distortion attenuation in microwave frequency circuits
• Ultra-low parasitic inductance design suitable for high-frequency operation
• Dual cathode configuration within a compact surface mount package

RF Diode Applications

• Low distortion attenuating circuits
• Microwave frequency operation systems
• Series or shunt microstrip connections
• Co-planar waveguide applications

RF Diode Procurement Notes

Verify component authenticity through authorized distributors. Confirm the specific ordering suffix matches the required tape and reel quantity. Ensure the supplier provides valid traceability documentation. Check for RoHS compliance status as indicated on the datasheet. Validate that the received part number corresponds exactly to the dual cathode variant.

RF Diode Selection Notes

Select this component when low parasitic inductance is critical for circuit performance. The dual cathode configuration allows for flexible series or parallel connection topologies. Verify that the operating frequency range aligns with the specified 500 MHz to 3 GHz bandwidth. Consider the thermal resistance characteristics during power dissipation analysis.

RF Diode Part Context

This component belongs to the HSMP-381x and HSMP-481x family of surface mount RF PIN diodes. The HSMP-481x series specifically addresses the need for reduced lead inductance compared to conventional diodes. It serves as a specialized solution for attenuator designs requiring high linearity and minimal signal distortion at microwave frequencies.

RF Diode Replacement Considerations

The HSMP-481B is a direct substitute within the same series, sharing identical electrical characteristics and package dimensions. Both parts utilize the SOT-323 footprint and offer dual cathode configurations. Verify pinout compatibility before implementation.