MPL4702-406

RF Diode Overview

The MPL4702-406 is a single PIN diode limiter designed for RF applications, manufactured by Microchip Technology. It operates within a voltage range of up to 50V and handles power levels of 10W. The device features a capacitance of 3pF at 10V and 1MHz. It is housed in a compact 0402 (1005 Metric) surface-mount package. The component supports an operating temperature range from -55°C to 150°C, ensuring reliability in demanding environments.

RF Diode Feature Summary

• Single PIN diode configuration for RF signal limiting
• High power handling capability of 10W
• Low capacitance design for minimal signal interference
• Extended temperature operation range

RF Diode Applications

• RF circuit protection
• Signal limiting in communication systems
• Antenna switch circuits
• Microwave application shielding

RF Diode Procurement Notes

Verify the specific ordering suffix, such as /TR, which may indicate tape and reel packaging versus bulk quantities. Confirm that the 0402 footprint matches your PCB layout requirements. Ensure the 50V rating aligns with your system's peak voltage constraints. Check datasheet revisions for any updates to electrical characteristics or mechanical dimensions before finalizing procurement.

RF Diode Selection Notes

Select this component when a low-profile, high-power RF limiter is required. The 0402 package suits space-constrained designs. Consider the 3pF capacitance impact on high-frequency performance. Verify thermal management needs given the 150°C maximum junction temperature. Compare against other PIN diodes if higher voltage ratings or different package sizes are necessary for the specific application environment.

RF Diode Part Context

This part belongs to Microchip's family of silicon limiters and PIN diodes. These components are engineered for robust performance in radio frequency and microwave circuits. The MPL4702 series provides reliable signal control and protection. They are commonly used in defense, aerospace, and commercial telecommunications equipment where consistent RF behavior is critical.

RF Diode Replacement Considerations

Check for direct cross-reference parts with identical 0402 footprints and 10W power ratings. Verify that substitute PIN diodes maintain similar capacitance values to avoid signal distortion. Ensure replacement components support the same -55°C to 150°C operating range. Confirm compatibility with existing PCB assembly processes for small outline packages.