HSMP-3813-TR1G

RF Diode Overview

The HSMP-3813-TR1G is a surface mount RF PIN diode from the Broadcom HSMP-381x series, designed for low distortion attenuator applications. It features a common anode configuration within a SOT-23 package. The device has a minimum breakdown voltage of 100 V and a maximum total capacitance of 0.35 pF at 50 V reverse bias. Electrical specifications include a typical carrier lifetime of 1500 ns and a reverse recovery time of 300 ns. It operates with a forward current up to 1 A (1 μs pulse) and withstands junction temperatures up to 150°C.

RF Diode Feature Summary

• Optimized for low distortion microwave frequency operation
• Designed specifically for attenuator applications
• Surface mount construction in standard packages

RF Diode Applications

• Low distortion attenuating circuits
• Microwave frequency signal processing
• RF switch networks requiring common anode topology

RF Diode Procurement Notes

Verify component authenticity through authorized channels as datasheets may reference legacy branding. Confirm package marking codes match official documentation. Ensure storage conditions remain within specified temperature ranges prior to assembly. Check for RoHS compliance status via manufacturer updates.

RF Diode Selection Notes

Select this component when common anode topology is required for multi-diode attenuator configurations. Verify that the 100 V breakdown voltage meets circuit requirements. Consider the 0.35 pF capacitance limit for high-frequency performance needs. Ensure PCB layout accommodates the SOT-23 footprint dimensions accurately.

RF Diode Part Context

This part belongs to the HSMP-381x family of surface mount PIN diodes. The series includes variants with different lead codes and configurations such as single, series, and dual cathode options. The HSMP-481x sub-series offers ultra-low parasitic inductance versions in similar packages for higher frequency optimization.

RF Diode Replacement Considerations

Direct substitutes include other HSMP-381x variants with matching common anode configurations. Verify pinout compatibility for SOT-23 packages. Check if alternative brands offer equivalent 100 V breakdown and 0.35 pF capacitance specs.