HSMP-3823-TR1G

RF Diode Overview

The HSMP-3823-TR1G is a surface mount RF PIN diode from the Broadcom HSMP-382x series, housed in an SOT-23 package. It features a common anode configuration with a breakdown voltage of 50 V and a maximum series resistance of 0.6 Ω at 100 MHz. The device supports a forward current of 1 A (1 μs pulse) and operates within a temperature range of -65°C to +150°C. Key electrical parameters include a typical total capacitance of 0.8 pF at 20 V reverse bias and a reverse recovery time of 7 ns. Designed for low current switching and low distortion attenuation, it functions effectively up to 3 GHz.

RF Diode Feature Summary

• Optimized for ultra-low resistance switching applications requiring minimal insertion loss.
• Suitable for low distortion attenuating circuits and power limiting protection.
• Constructed with lead-free materials compliant with environmental standards.

RF Diode Applications

• Single-Pole Double-Throw (SPDT) switches using positive or dual bias currents.
• High isolation Single-Pole Single-Throw (SPST) switch configurations.
• RF signal path limiting and circuit protection components.

RF Diode Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for End-of-Life notifications prior to procurement. Ensure storage conditions remain within specified limits to maintain junction integrity and prevent moisture absorption during handling.

RF Diode Selection Notes

Select this component when low series resistance and fast recovery are critical for high-frequency switching. Compare against HSMP-3820 or HSMP-3822 if different pin configurations such as single diode or series arrangements are required. Verify that the SOT-23 footprint aligns with existing PCB layout constraints and thermal management requirements.

RF Diode Part Context

This part belongs to the HSMP-382x family of surface mount PIN diodes designed for RF applications. It shares the same package outline and general reliability characteristics as other variants in the series, differing primarily in internal diode configuration and specific electrical performance metrics tailored for distinct switching speeds and impedance needs.

RF Diode Replacement Considerations

Consider HSMP-3820 for single diode applications or HSMP-3822 for series configurations. Verify pin compatibility and electrical parameter alignment before substitution. Consult official datasheets for detailed comparison of series resistance and capacitance values.

RF Diode FAQ

What is the internal configuration of the HSMP-3823?

The HSMP-3823 features a common anode configuration, allowing multiple diodes to share a single anode terminal while maintaining independent cathode connections.

How does the carrier lifetime affect performance?

The device has a typical carrier lifetime of 70 ns, which directly influences the reverse recovery time and determines the speed at which the diode can switch between conducting and non-conducting states.

Is a SPICE model available for simulation?

No, a standard SPICE model is not provided because SPICE simulations do not adequately account for the key PIN diode characteristic of carrier lifetime, which is essential for accurate RF performance prediction.