SMP1371-087LF

RF Diode Overview

The SMP1371-087LF is a surface-mount PIN diode manufactured by Skyworks Solutions Inc. It features a maximum forward current of 200 mA and a reverse voltage rating of 35 V. The device dissipates up to 1 W at 85 °C, with a junction temperature range from -55 °C to +175 °C. Electrical specifications include a series resistance of 0.5 Ω maximum at 10 mA and 100 MHz, and a total capacitance of 1.2 pF maximum at 20 V and 1 MHz. The minority carrier lifetime is 200 ns at 10 mA. It utilizes a QFN (2 x 2 mm) package.

RF Diode Feature Summary

• Low parasitic inductance and nominal 12 μm I-region width for fast large-signal switching
• Suitable for RF switch or attenuator circuit applications
• Capable of handling high power levels in transmit/receive configurations

RF Diode Applications

• RF switches
• Attenuator circuits
• Fast large signal switch applications
• Series-connected transmit/receive (T/R) switches

RF Diode Procurement Notes

Verify the component against official datasheet specifications before integration. Confirm that the operating conditions remain within the absolute maximum ratings, specifically the 35 V reverse voltage and 200 mA forward current limits. Ensure proper ESD protection during handling and assembly. Check for any product change notifications regarding manufacturing sites or materials.

RF Diode Selection Notes

Select this component when low series resistance and low total capacitance are required for high-frequency switching. The 1 W dissipation rating supports handling significant continuous wave and peak power in specific T/R switch topologies. Consider the thermal resistance characteristics and ensure adequate PCB layout for heat dissipation to maintain performance within the specified temperature ranges.

RF Diode Part Context

The SMP1371-087LF belongs to the Skyworks discrete PIN diode portfolio designed for wireless infrastructure solutions. It is part of a family of surface-mount devices optimized for RF applications requiring fast switching speeds and robust power handling capabilities in compact packages.

RF Diode Replacement Considerations

No public confirmed substitute part numbers are documented in the provided source material.

RF Diode FAQ

What is the typical minority carrier lifetime for the SMP1371-087LF?

The minority carrier lifetime is 200 ns at a forward current of 10 mA.

Can the SMP1371-087LF be used in lead-free soldering processes?

Yes, the device is rated for both lead and lead-free soldering and meets Moisture Sensitivity Level 1 (MSL1) at 260 °C.

What is the maximum power dissipation rating at 85 °C?

The dissipated power rating is 1 W at an ambient temperature of 85 °C.