MADP-011048-TR3000

RF Diode Overview

The MADP-011048-TR3000 is a dual pair anti-parallel non-magnetic PIN diode switch designed for MRI applications. It operates from 5 to 400 MHz with a total capacitance of 3.0 pF and series resistance of 0.5 Ω. The device handles over 50 W CW incident power at 400 MHz, featuring an insertion loss of 0.05 dB and isolation of 14 dB at 100 MHz. Packaged in a lead-free 4 mm 8-lead HQFN, it supports reverse voltages up to 80 V and junction temperatures up to +175°C.

RF Diode Feature Summary

• Non-magnetic surface mount package suitable for sensitive magnetic environments
• Anti-parallel self-bias configuration for efficient power handling
• High CW incident power handling capability at 400 MHz

RF Diode Applications

• MRI passive switching applications
• Tuning and de-tuning resonant MRI tank circuits
• RF signal rectification under high RF signal conditions

RF Diode Procurement Notes

Verify the specific ordering suffix against official MACOM documentation to confirm reel size and packaging details. Confirm RoHS compliance and moisture sensitivity level requirements prior to procurement. Ensure ESD control techniques are applied during handling due to static sensitivity. Cross-reference the datasheet revision to ensure alignment with current manufacturing specifications.

RF Diode Selection Notes

Select this component for MRI systems requiring non-magnetic switching within the 5 to 400 MHz range. Evaluate thermal resistance and heat sinking requirements for high-power operations exceeding small-signal limits. Consider the anti-parallel configuration for bidirectional signal handling and improved power tolerance compared to single-diode solutions.

RF Diode Part Context

This part belongs to MACOM's portfolio of silicon PIN diodes optimized for RF switching. It utilizes a specialized non-magnetic construction distinct from standard commercial packages. The dual-pair architecture differentiates it from single-diode switches by offering enhanced power handling and self-biasing capabilities for resonant circuit tuning.

RF Diode Replacement Considerations

Consult MACOM Application Note M513 for compatible reel sizes and potential alternative packaging options. Verify pinout compatibility if substituting with other dual-pair PIN diodes. Ensure replacement components meet the same non-magnetic and RoHS compliance standards required for MRI environments.