CGH40025F

Overview

The CGH40025F is a Gallium Nitride on Silicon Carbide (GaN-on-SiC) high electron mobility transistor (HEMT) designed for radio frequency applications. It features an N-channel configuration with a drain-source breakdown voltage of 250V and a continuous drain current capability up to 10A. The device operates within a temperature range of -55°C to +150°C and supports frequencies from DC up to 4GHz. Key electrical parameters include a maximum power dissipation of 40W and a typical on-resistance of 25 milliohms, ensuring efficient performance in high-power RF environments.

Feature Summary

• Utilizes GaN-on-SiC technology for enhanced thermal conductivity and high-power density
• Engineered for broadband RF amplification across DC to 4GHz spectrum
• Features robust 250V breakdown voltage suitable for demanding power supply rails

Applications

• Broadband RF power amplifiers
• Military radar systems
• Electronic warfare equipment

Procurement Notes

Verify the specific suffix code against the manufacturer's official datasheet to confirm pinout compatibility and thermal pad specifications. Ensure that the procurement channel provides traceability documentation matching MACOM Technology Solutions' quality standards. Confirm RoHS compliance status if required by your manufacturing process. Cross-reference the lot date code to ensure component freshness and reliability for critical RF deployments.

Selection Notes

Select this component when a 250V rating and 40W power handling are required for broadband RF designs. Compare its 25mOhm on-resistance against alternatives to optimize conduction losses. Consider the TO-268 package style for adequate heat sinking solutions. Evaluate the 10A current capacity against peak load requirements to prevent device overstress during transient conditions.

Part Context

This part belongs to MACOM's CGH series of GaN HEMTs, which are widely used in defense and aerospace sectors. The series emphasizes high linearity and efficiency for complex modulation schemes. The CGH40025F specifically targets applications requiring high voltage headroom combined with wide bandwidth capabilities, distinguishing it from lower-voltage or narrowband variants in the portfolio.

Replacement Considerations

Consult official substitution guides for direct equivalents such as the CGH40025D if pinout variations exist. Verify thermal interface material compatibility when swapping packages. Ensure that any substitute maintains the same 250V breakdown and 4GHz operational limits to preserve system integrity.