C4H27W400AVZ

Overview

The Ampleon C4H27W400AVZ is a silicon LDMOS power transistor designed for broadband RF applications in the 2.3 to 2.7 GHz frequency range. It features a ruggedized design capable of handling high voltage standing wave ratio (VSWR) conditions without damage, making it suitable for demanding environments. The device utilizes a leadless surface-mount package to facilitate efficient thermal dissipation and compact circuit integration. It is engineered to deliver high output power with excellent linearity and efficiency, serving as a core active component in radio frequency power amplifier modules.

Feature Summary

• Broadband operational capability across specified microwave frequencies
• High VSWR tolerance ensuring robust performance under mismatched load conditions
• Leadless surface-mount packaging for optimized thermal management and space efficiency

Applications

• Base station power amplifiers
• Point-to-point microwave communication links
• Electronic warfare systems

Procurement Notes

Verify the specific suffix 'AVZ' against official Ampleon documentation to confirm exact tape-and-reel specifications and RoHS compliance status. Ensure that the ordering information matches the current datasheet revision to avoid discrepancies in pinout or electrical characteristics. Cross-reference the manufacturer's part number directly rather than relying on third-party distributor codes.

Selection Notes

Select this component when designing amplifiers requiring operation within the 2.3 to 2.7 GHz band. Evaluate the thermal resistance of the PCB layout to ensure adequate heat sinking for the device's power dissipation requirements. Confirm that the biasing network supports the required drain voltage and current levels specified in the official electrical parameters table.

Part Context

This transistor belongs to Ampleon's C4H series of silicon LDMOS devices, which are widely utilized in wireless infrastructure. The series is characterized by its balance of high power density and reliability. This specific model represents a standard offering for broadband applications where consistent gain and efficiency are critical across the operating bandwidth.

Replacement Considerations

Consult official Ampleon substitution guides for compatible alternatives. Verify pin compatibility and thermal footprint before considering cross-brand replacements from manufacturers such as NXP Semiconductors or Qorvo.