HSMP-3863-BLKG

RF Diode Overview

The HSMP-3863-BLKG is a surface mount PIN diode from the Broadcom HSMP-386x series, housed in an SOT-23 package. It features a common anode configuration with a peak inverse voltage of 50 V and a typical total capacitance of 0.20 pF at 1 MHz. The device has a typical carrier lifetime of 500 ns and a reverse recovery time of 80 ns. Maximum ratings include a forward current of 1 A (1 µs pulse) and a junction temperature up to 150 °C.

RF Diode Feature Summary

• Designed for low distortion switching and low current attenuating applications
• Offers unique configurations in surface mount packages to save board space
• Features matched diodes for consistent performance across the series

RF Diode Applications

• Low distortion RF switches
• Current-sensitive attenuators
• High isolation SPDT/SPST switch circuits

RF Diode Procurement Notes

Verify component authenticity through authorized channels due to obsolescence status. Confirm RoHS compliance and lead-free soldering profile adherence during assembly. Check datasheet revisions for any parameter updates prior to final design validation.

RF Diode Selection Notes

Select this part for designs requiring common anode topology within the HSMP-386x family. Ensure system operating frequency exceeds ten times the cutoff frequency determined by the 500 ns carrier lifetime to maintain resistive behavior. Verify thermal resistance limits under maximum bias conditions.

RF Diode Part Context

This component belongs to the HSMP-386x general-purpose PIN diode series manufactured by Broadcom Limited. The series includes various configurations such as single, series, common cathode, and unconnected trio options to provide flexibility for different circuit topologies.

RF Diode Replacement Considerations

Direct substitutes within the same series include HSMP-3860, HSMP-3862, HSMP-3864, HSMP-386B, HSMP-386C, HSMP-386E, HSMP-386F, and HSMP-386L. Verify pinout compatibility and electrical parameters before substitution.

RF Diode FAQ

What is the typical total capacitance of the HSMP-3863?

The typical total capacitance is 0.20 pF, measured at 1 MHz with a reverse voltage of 50 V.

What is the carrier lifetime specification for this diode?

The typical carrier lifetime is 500 ns, measured at a forward current of 1 mA.

Is a SPICE model available for the HSMP-3863?

No, a SPICE model is not available because standard SPICE does not account for the key PIN diode characteristic of carrier lifetime.