HSMP-3895-BLKG

RF Diode Overview

The HSMP-3895-BLKG is a surface mount RF PIN switch diode from the Broadcom HSMP-389x series, housed in an SOT-363 package. It features an unconnected pair configuration with a breakdown voltage of 100 V and a maximum series resistance of 2.5 Ω at 5 mA forward current. The total capacitance is 0.30 pF measured at 1 MHz with 5 V reverse bias. Typical parameters include a carrier lifetime of 200 ns and a series resistance of 3.8 Ω at 1 mA forward current.

RF Diode Feature Summary

• Optimized for switching applications requiring low resistance at low currents and low capacitance.
• Unique configurations in surface mount packages to save board space and reduce cost.
• Matched diodes ensure consistent performance across devices.
• 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 the specific ordering suffix against official documentation to confirm packaging details. The -BLKG suffix indicates bulk packaging containing 100 pieces per antistatic bag. Confirm availability status as distribution channels may vary. Ensure compliance with RoHS standards and lead-free assembly requirements during procurement.

RF Diode Selection Notes

Select this component when an unconnected pair configuration is required within a compact SOT-363 footprint. Verify that the 100 V breakdown voltage meets system peak inverse voltage requirements. Ensure the operating frequency range aligns with the device's low capacitance characteristics for optimal switching performance.

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, common anode, common cathode, and dual switch modes to provide design flexibility for different RF circuit topologies.

RF Diode Replacement Considerations

Consult the manufacturer datasheet for electrically equivalent parts within the HSMP-389x or HSMP-489x series. Verify pinout compatibility and package dimensions before substitution. Ensure replacement components meet the same electrical specifications for breakdown voltage, series resistance, and capacitance.

RF Diode FAQ

What is the internal configuration of the HSMP-3895?

The HSMP-3895 features an unconnected pair configuration, providing two independent diodes within the package.

What is the typical carrier lifetime for this device?

The typical carrier lifetime is 200 ns, which influences the device's switching speed and cutoff frequency.

How is the series resistance defined for this component?

The maximum series resistance is specified as 2.5 Ω at a forward current of 5 mA. A typical value of 3.8 Ω is provided at 1 mA forward current.