MML4402-GM2

RF Diode Overview

The MML4402-GM2 is a single PIN diode from the MML4400 series, manufactured by Microchip Technology. It features a peak reverse voltage of 75V and operates within a temperature range of -55°C to +150°C. The device exhibits a maximum capacitance of 2pF at 0V bias and 1MHz frequency, with a resistance of 1.5 Ohms at 100mA forward current and 100MHz. Packaged in a 2-SMD, leadless form factor, it is designed for high-frequency RF applications.

RF Diode Feature Summary

• High voltage capability suitable for demanding RF switching environments
• Wide operating temperature range ensuring reliability in extreme conditions
• Low capacitance characteristics optimized for high-frequency signal integrity

RF Diode Applications

• RF switching circuits requiring high isolation
• Attenuator designs utilizing PIN diode technology
• Phase shifter implementations in microwave systems

RF Diode Procurement Notes

Verify the specific suffix GM2 against official Microchip documentation to confirm package and material specifications. Ensure compatibility with RoHS3 standards as indicated in public records. Confirm availability through authorized distributors, noting that standard packaging may vary. Validate lead times directly with suppliers due to potential supply chain fluctuations.

RF Diode Selection Notes

Select this component when a single PIN diode with 75V reverse voltage rating is required. Consider the 2-SMD leadless package for surface mount assembly constraints. Evaluate the 2pF capacitance specification against circuit requirements for minimal signal loss at target frequencies. Compare thermal performance needs against the -55°C to +150°C operational range.

RF Diode Part Context

This part belongs to the MML4400 series of silicon PIN diodes. The series includes variants like MML4403-GM3 which offers dual independent configurations. These components are generally utilized in radio frequency and microwave applications where fast switching speeds and low insertion loss are critical design parameters.

RF Diode Replacement Considerations

Public data does not list direct official substitutes for MML4402-GM2. Engineers should evaluate other MML4400 series parts or comparable high-voltage PIN diodes based on pinout compatibility and electrical parameter matching. Verify package dimensions and thermal characteristics before substitution.