HSMS-286B-TR2G

RF Diode Overview

The HSMS-286B-TR2G is a surface mount microwave Schottky detector diode from the HSMS-286x family, manufactured by Broadcom Limited. Designed for operation between 915 MHz and 5.8 GHz, it features a single diode configuration housed in an SOT-323 package. Key electrical specifications include a typical forward voltage of 250 mV minimum and junction capacitance of 0.25 pF maximum at 0 V reverse bias and 1 MHz. The device exhibits high detection sensitivity, reaching up to 50 mV/µW at 915 MHz, 35 mV/µW at 2.45 GHz, and 25 mV/µW at 5.80 GHz. It supports absolute maximum ratings of 4.0 V peak inverse voltage and a junction temperature of 150 °C.

RF Diode Feature Summary

• Optimized for RF/ID and RF Tag applications across UHF to C Band frequencies
• Provides low cost solutions for large signal detection, modulation, and RF to DC conversion
• Utilizes matched diodes from adjacent wafer sites to ensure consistent performance
• Features superior thermal conductivity via copper leadframe for higher power dissipation

RF Diode Applications

• RF/ID and RF Tag systems
• Large signal detection circuits
• Modulation and demodulation applications
• RF to DC conversion and voltage doubling

RF Diode Procurement Notes

Verify component authenticity through authorized distribution channels. Confirm RoHS compliance status and check for Product Change Notices (PCN) regarding manufacturing updates. Ensure proper handling procedures are followed due to electrostatic sensitivity. Validate package marking codes against datasheet specifications to confirm correct variant selection.

RF Diode Selection Notes

Select this component when designing detectors for frequencies between 915 MHz and 5.8 GHz requiring single-diode functionality. Consider the SOT-323 package for space-constrained layouts. Evaluate bias current requirements, as sensitivity and video resistance vary with applied DC bias. Compare thermal resistance characteristics against other packages if high power dissipation is anticipated.

RF Diode Part Context

This part belongs to the HSMS-286x series of surface mount microwave Schottky detector diodes. The series includes various configurations such as series pairs, common anode/cathode, and bridge quads in SOT-23, SOT-143, SOT-323, and SOT-363 packages. The HSMS-286B specifically denotes the single diode variant within the SOT-323 footprint, optimized for general-purpose detection tasks.

RF Diode Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.