MMP4401-GM2

RF Diode Overview

The MMP4401-GM2 is a silicon PIN diode from the MML4400 series, designed for high-voltage and high-power RF applications. It features a single-diode configuration in an SMD/SMT package. Key electrical parameters include a reverse voltage of 50 V, maximum diode capacitance of 600 fF, and maximum series resistance of 750 mOhms at maximum IF. The device supports a forward current of 100 mA with a carrier lifetime of 5 us. Operating frequencies range from 50 MHz to 12 GHz. Power dissipation is rated at 8 W, with a leakage current of 6 mA. The component operates within a temperature range of -55°C to +150°C.

RF Diode Feature Summary

• High-voltage capability suitable for demanding RF environments
• Wide frequency operation extending up to 12 GHz
• Robust power handling with 8 W dissipation rating
• Extended thermal stability across industrial temperature ranges

RF Diode Applications

• RF limiters
• Phase shifters
• Switches

RF Diode Procurement Notes

Verify the specific suffix GM2 against official Microchip documentation to confirm pinout and packaging details. Ensure compatibility with existing PCB footprints before integration. Check for any recent Product Change Notifications (PCNs) regarding manufacturing site or material changes. Confirm RoHS compliance status through the manufacturer's latest environmental declarations. Validate supply chain authenticity through authorized distribution channels.

RF Diode Selection Notes

Select this component when high reverse voltage and wide bandwidth are required in a compact surface-mount form factor. Compare capacitance and series resistance values against circuit requirements to ensure optimal isolation and insertion loss performance. Consider the 5 us carrier lifetime for switching speed constraints. Evaluate thermal management needs given the 8 W power dissipation rating and operating temperature limits.

RF Diode Part Context

The MMP4401-GM2 belongs to the MML4400 series of PIN diodes manufactured by Microchip Technology. This series is engineered for robust RF signal control applications. The device utilizes silicon technology to provide reliable performance in high-frequency circuits. It serves as a discrete solution for managing RF signals in communication systems.

RF Diode Replacement Considerations

Consult Microchip's official cross-reference guides for verified substitutes. Verify that alternative components match the 50 V reverse voltage and 600 fF capacitance specifications. Ensure physical footprint compatibility if replacing on existing boards. Confirm that switching characteristics and power ratings meet or exceed original design requirements.