HSMS-2865-TR1G

RF Diode Overview

The HSMS-2865-TR1G is a surface mount microwave Schottky detector diode from the HSMS-286x family, manufactured by Broadcom Limited. It features an unconnected pair configuration housed in an SOT-143 package with lead code T5. The device operates optimally within the 915 MHz to 5.8 GHz frequency range. Key electrical specifications include a typical forward voltage of 250 mV (maximum 350 mV) at 1.0 mA and a typical capacitance of 0.30 pF at 0 V reverse bias and 1 MHz. Absolute maximum ratings specify a peak inverse voltage of 4.0 V and a junction temperature limit of 150 °C.

RF Diode Feature Summary

• Optimized for RF/ID and RF Tag applications across UHF to C-band frequencies
• High detection sensitivity suitable for large signal detection and modulation
• Matched diodes sourced from adjacent wafer sites for consistent performance
• Low failure rate and enhanced thermal conductivity via copper leadframe

RF Diode Applications

• RF/ID systems and RFID tag power harvesting
• Large signal detection and RF to DC conversion
• Voltage doubling circuits and virtual battery implementations
• Differential detector configurations requiring matched pairs

RF Diode Procurement Notes

Verify component authenticity through official manufacturer channels or authorized distributors. Confirm RoHS compliance status and check for End-of-Life notifications prior to procurement. Ensure storage conditions adhere to moisture sensitivity levels specified in the datasheet to prevent package damage during assembly.

RF Diode Selection Notes

Select this part when an unconnected pair configuration is required for differential detection or isolated circuit paths. The SOT-143 package offers a balance between board space and thermal dissipation compared to smaller packages. Consider the HSMS-286K variant if higher isolation between diodes is necessary to minimize RF coupling errors in sensitive receiver designs.

RF Diode Part Context

This component belongs to the HSMS-286x series of surface mount microwave Schottky detector diodes. The series includes various configurations such as single diodes, series pairs, common anode/cathode setups, and bridge quads. The HSMS-2865 specifically provides two independent diodes within one package, leveraging matched characteristics for precision analog signal processing tasks.

RF Diode Replacement Considerations

The HSMS-286K serves as a high-isolation alternative within the same series, featuring grounded center leads to reduce RF coupling between diodes. For general single-diode applications, the HSMS-286B or HSMS-2860 may be considered depending on package preference and specific impedance matching requirements.