MA4PK3003

RF Diode Overview

The MA4PK3003 is a silicon PIN diode from the MACOM SMPP series, designed for high-reliability RF applications. It features a peak reverse voltage of 3000V and a forward voltage of 1.2V. The device exhibits a junction capacitance of 3.2pF, ensuring low insertion loss in switched states. It operates within an extended temperature range of -65°C to +175°C, suitable for harsh environments. Packaged in bulk, this component utilizes standard silicon technology for robust performance in microwave circuits.

RF Diode Feature Summary

• High breakdown voltage capability for high-power handling
• Extended operating temperature range for thermal stability
• Low junction capacitance for efficient RF switching

RF Diode Applications

• High-voltage RF switching circuits
• Microwave attenuator modules
• Phased array antenna systems

RF Diode Procurement Notes

Verify the specific datasheet revision and compliance documentation prior to procurement. Confirm that the bulk packaging format aligns with your assembly requirements. Ensure that the supplier provides traceable origin records for the silicon material. Cross-reference the MACOM part number against official distributor catalogs to avoid counterfeit components. Validate thermal management strategies for operation near the upper temperature limit.

RF Diode Selection Notes

Select this component when high reverse voltage isolation is critical for the circuit design. The 3.2pF capacitance makes it suitable for higher frequency bands where lower parasitic effects are required. Consider the -65°C to +175°C range if the application involves extreme environmental conditions. Compare the 1.2V forward voltage drop against power dissipation constraints in the bias network. Ensure the SMPP package style fits the available board space and mounting method.

RF Diode Part Context

This part belongs to the MACOM SMPP series of PIN diodes, which are engineered for ruggedness and consistent performance. The series typically targets defense and aerospace markets requiring high reliability. Silicon-based construction provides a balance of speed and voltage handling. The MA4PK3003 specifically addresses needs for high-voltage isolation in compact form factors.

RF Diode Replacement Considerations

Consult MACOM's official substitution guide for verified equivalents. Generic replacements may not match the 3000V rating or 3.2pF capacitance precisely. Verify pinout compatibility and thermal characteristics before swapping. Ensure any substitute maintains the same SMPP package dimensions.