HSMS-2864-TR2G

RF Diode Overview

The HSMS-2864-TR2G is a surface mount microwave Schottky detector diode from the HSMS-286x family, manufactured by Broadcom Limited. It features a Common Cathode configuration housed in an SOT-143 package with lead code T4. 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 minimum and 350 mV maximum 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 RFID tag applications across UHF and microwave bands
• Provides high detection sensitivity suitable for large signal detection and modulation
• Features matched diodes from adjacent wafer sites for consistent performance
• Utilizes SOT-143 surface mount packaging for compact integration

RF Diode Applications

• RF/ID and RFID Tag systems
• Large signal detection circuits
• RF to DC conversion modules
• Voltage doubling rectifiers

RF Diode Procurement Notes

Verify component authenticity through official manufacturer channels or authorized distributors. Confirm the specific ordering suffix matches the required tape and reel packaging format. Ensure compliance with RoHS directives if lead-free variants are mandated for the assembly process. Cross-reference the datasheet revision date to guarantee alignment with current manufacturing specifications.

RF Diode Selection Notes

Select this component when a common cathode configuration is required for differential or balanced detector circuits. The SOT-143 package offers higher thermal conductivity compared to standard SOT-23 options. Evaluate the 0.30 pF capacitance against the target operating frequency to ensure adequate impedance matching. Consider the 4.0 V peak inverse voltage rating relative to the expected RF input power levels.

RF Diode Part Context

This part belongs to the HSMS-286x series of DC biased detector diodes designed for low-cost, high-volume designs. The series includes various configurations such as single diodes, series pairs, and bridge quads in SOT-23, SOT-143, SOT-323, and SOT-363 packages. The HSMS-2864 specifically provides the common cathode topology needed for specific rectification topologies.

RF Diode Replacement Considerations

The HSMS-286B-TR1G serves as a functional substitute for single diode applications, though it lacks the common cathode configuration. For identical circuit functionality requiring a common cathode setup, verify availability of other HSMS-286x variants with matching pinouts and electrical characteristics.