HSMP-386F-TR1

RF Diode Overview

The HSMP-386F-TR1 is a PIN diode manufactured by Broadcom Limited, designed for RF switching and attenuation applications. It features a reverse breakdown voltage of 50 V and a maximum diode capacitance of 200 fF. The device supports a forward current of 1 A with a carrier lifetime of 0.5 us. Operating temperatures range from -65 C to +150 C. It is housed in an SOT-323-3 package with a common cathode configuration. Series resistance varies between 1.5 Ohms at mid-frequency maximum and 22 Ohms at mid-frequency minimum. Recovery time is specified at 80 ns.

RF Diode Feature Summary

• High-speed switching capability with 80 ns recovery time
• Low capacitance design for high-frequency RF applications
• Wide operating temperature range suitable for harsh environments
• Common cathode configuration for simplified circuit integration

RF Diode Applications

• RF switch circuits
• Variable attenuator designs
• Phase shifter implementations
• Antenna switching networks

RF Diode Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels due to potential counterfeit risks. Confirm RoHS compliance status and specific lot traceability requirements before procurement. Check for obsolescence notices as this part may have limited availability. Ensure packaging specifications match assembly line requirements. Validate electrical parameters against latest datasheet revisions prior to final design approval.

RF Diode Selection Notes

Select this component when low capacitance and high reverse voltage are critical for RF performance. Consider the SOT-323-3 package size constraints for PCB layout. Evaluate thermal management needs given the wide operating temperature range. Compare series resistance values against circuit impedance requirements. Verify compatibility with existing biasing networks for optimal switching speed.

RF Diode Part Context

This PIN diode belongs to Broadcom's RF discrete component portfolio, specifically engineered for microwave and radio frequency applications. It complements other switching devices in the HSMP series, offering consistent performance characteristics across similar form factors. The component supports broadband RF signal control in communication systems requiring precise attenuation and switching functions.

RF Diode Replacement Considerations

Consult official substitution lists for equivalent PIN diodes with matching capacitance and voltage ratings. Verify package compatibility for direct replacement without PCB redesign. Ensure thermal and electrical parameters meet original design specifications. Cross-reference with Broadcom's obsolescence notifications for long-term supply chain stability.