HSMP-389F-BLKG

RF Diode Overview

The HSMP-389F-BLKG is a surface mount RF PIN switch diode from the Broadcom HSMP-389x series, housed in an SOT-323 package. It features a common cathode configuration with a breakdown voltage of 100 V and a maximum total capacitance of 0.3 pF at 5 V reverse bias. The device supports a forward current of 1 A (1 µs pulse) and operates within a temperature range of -65°C to +150°C. Typical parameters include a series resistance of 3.8 Ω at 1 mA forward current and a carrier lifetime of 200 ns.

RF Diode Feature Summary

• Optimized for switching applications requiring low capacitance and low resistance at low currents
• Unique configurations available in surface mount packages to save board space and reduce cost
• Lead-free construction with better thermal conductivity for higher power dissipation

RF Diode Applications

• RF switching circuits
• Transmit/Receive switches
• High isolation switches

RF Diode Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for Product Change Notices regarding manufacturing updates. Ensure storage conditions meet specified limits to prevent static discharge damage during handling.

RF Diode Selection Notes

Select this component when a common cathode PIN diode with low parasitic capacitance is required for high-frequency switching. Verify that the SOT-323 footprint matches the PCB layout. Consider the 100 V breakdown voltage and 1 A peak current rating against circuit demands.

RF Diode Part Context

This part belongs to the HSMP-389x series of surface mount RF PIN switch diodes manufactured by Broadcom Limited. The series offers various internal configurations including single, series, dual, and unconnected pairs to provide design flexibility for different RF circuit topologies.

RF Diode Replacement Considerations

Check datasheets for other HSMP-389x variants with matching electrical characteristics and pinout compatibility. Verify package dimensions and lead configurations before substitution.

RF Diode FAQ

What is the internal configuration of the HSMP-389F?

The HSMP-389F features a common cathode configuration.

What is the typical carrier lifetime for this device?

The typical carrier lifetime is 200 ns.

What is the maximum operating junction temperature?

The maximum junction temperature is 150°C.