SMP1320-011LF

RF Diode Overview

The SMP1320-011LF is a single PIN diode from the Skyworks SMP1320 series, housed in an SOD-323 package with a parasitic inductance of 1.5 nH. It operates within a frequency range of 10 MHz to over 10 GHz and supports a maximum reverse voltage of 50 V. Key electrical specifications include a typical capacitance of 0.23 pF at 30 V, a forward voltage of 0.85 V at 10 mA, and a series resistance ranging from 0.75 Ω to 0.90 Ω at 100 MHz depending on current. The device features a carrier lifetime of 0.4 μs and withstands power dissipation up to 400 mW at 25 °C lead temperature.

RF Diode Feature Summary

• Designed for high-isolation, series-connected switches in battery-operated circuits due to low capacitance and resistance.
• Suitable for high-volume wireless applications operating from 10 MHz to more than 10 GHz.
• Rated for Moisture Sensitivity Level 1 (MSL1) at 260 °C per JEDEC J-STD-020.

RF Diode Applications

• High-isolation series-connected PIN diode switches
• Battery-operated RF circuits
• High-volume wireless applications

RF Diode Procurement Notes

Verify component authenticity through authorized channels or official Skyworks documentation. Confirm compliance with RoHS standards via the manufacturer's Certificate of Conformance. Ensure proper ESD handling precautions are observed during storage and assembly to prevent damage from electrostatic discharge events.

RF Diode Selection Notes

Select this component when low parasitic inductance and minimal capacitance are critical for maintaining signal integrity in high-frequency switching applications. Verify that the required operating temperature range aligns with the specified -65 °C to +150 °C limits. Ensure the circuit design accommodates the specific series resistance values at the intended drive currents.

RF Diode Part Context

The SMP1320-011LF belongs to the SMP1320 series of plastic packaged, surface mountable PIN diodes. This series includes various configurations such as SC-70, SC-79, and SOD-882 packages. The -011LF suffix specifically denotes the single configuration in the SOD-323 package format.

RF Diode Replacement Considerations

Direct substitutes within the same series include SMP1320-075LF (SC-70), SMP1320-079LF (SC-79), and SMP1320-040LF (SOD-882). These alternatives share similar electrical characteristics but differ in package footprint and parasitic inductance values.

RF Diode FAQ

What is the typical series resistance of the SMP1320-011LF?

The typical series resistance is 0.75 Ω at 100 MHz with a forward current of 10 mA.

Is the SMP1320-011LF suitable for lead-free soldering?

Yes, the device is rated for both lead and lead-free soldering processes.

What is the maximum reverse voltage rating?

The absolute maximum reverse voltage rating is 50 V.