HSMP-3814-BLKG

RF Diode Overview

The HSMP-3814-BLKG is a surface mount RF PIN diode from the Broadcom HSMP-381x series, designed for low distortion attenuator applications. It features a common cathode configuration within an SOT-23 package. The device operates at microwave frequencies with a minimum breakdown voltage of 100 V and a maximum total capacitance of 0.35 pF. Electrical specifications include a typical series resistance of 53 Ohms at 1 mA forward current and a reverse recovery time of 300 ns. The component supports a maximum junction temperature of 150°C and is lead-free compliant.

RF Diode Feature Summary

• Optimized for low distortion attenuation in microwave frequency operations
• Features ultra-low parasitic inductance suitable for high-frequency circuits
• Designed specifically for surface mount assembly processes

RF Diode Applications

• Low distortion RF attenuators
• Microwave frequency switching circuits
• High-frequency signal routing systems

RF Diode Procurement Notes

Verify the specific ordering suffix to confirm packaging details, as options include bulk or tape and reel configurations. Ensure compatibility with RoHS standards if required by the target application. Confirm availability status directly with authorized distributors, as supply levels may fluctuate. Cross-reference the datasheet revision date to ensure alignment with current manufacturing specifications.

RF Diode Selection Notes

Select this component when low distortion performance is critical for RF signal processing. The common cathode configuration requires appropriate biasing circuitry design. Verify that the operating frequency range aligns with the device's specified microwave capabilities. Consider the thermal resistance characteristics during PCB layout to maintain safe junction temperatures under continuous operation.

RF Diode Part Context

This part belongs to the HSMP-381x family of surface mount PIN diodes manufactured by Broadcom Limited. The series includes various configurations such as single, series, and dual cathode variants. These components are engineered for reliability in demanding RF environments, offering consistent electrical parameters across the product line for standardized design implementations.

RF Diode Replacement Considerations

Direct substitutes within the same series include HSMP-381B, HSMP-381C, HSMP-381E, and HSMP-381F. When replacing, verify that the alternative part number matches the required pin configuration and package type. Ensure that electrical parameters such as breakdown voltage and capacitance meet the original design constraints.